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Internal Use Only Service Manual LG-P768 Date: October, 2012 / Issue 0.9

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Page 1: lg p768

Internal Use Only

Service ManualLG-P768

Date: October, 2012 / Issue 0.9

Page 2: lg p768

- 2 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Table Of Contents

1. INTRODUCTION ..................................................................... 31.1 Purpose ........................................................................................................3

1.2 Regulatory Information .........................................................................3

1.3 Abbreviations.............................................................................................5

2. PERFORMANCE ...................................................................... 72.1 Product Name ............................................................................................7

2.2 Supporting Standard ..............................................................................7

2.3 Main Parts : GSM Solution .....................................................................7

2.4 HW Features ...............................................................................................8

2.5 SW Features ............................................................................................. 10

2.6 HW SPEC. ................................................................................................. 13

2.7 P768 Figures ............................................................................................ 26

3. CIC AND SERVICE CENTER .................................................. 273.1 CIC FAQ ...................................................................................................... 27

4. TROUBLE SHOOTING .......................................................... 444.1 RF Component ....................................................................................... 44

4.2 SIGNAL PATH ........................................................................................... 46

4.3 Checking TCXO Block ........................................................................... 49

4.4 Checking WCDMA Block .................................................................... 51

4.5 Checking GSM Block ............................................................................ 57

4.6. GPS/WIFI/BT RF components .......................................................... 63

4.7 GPS/WIFI/BT SIGNAL PATH ................................................................ 65

4.8 Power ON Troubleshooting ............................................................... 67

4.9 Charger Troubleshooting ................................................................... 71

4.10 USB Trouble shooting ....................................................................... 73

4.11 Audio trouble ....................................................................................... 76

4.12 Camera trouble(8M/ 0.3M) .............................................................. 86

4.13 Main LCD trouble ................................................................................ 91

4.14 SIM detect Trouble shooting .......................................................... 94

4.15 Vibrator Troubleshooting ................................................................ 96

4.16 Compass or Accelerometer Sensor on/off trouble ............... 99

4.17 Proximity Sensor on/off trouble .................................................101

4.18 Touch trouble .....................................................................................103

5. DOWNLOAD ....................................................................... 105

6. BLOCK DIAGRAM ............................................................... 125

7. CIRCUIT DIAGRAM ............................................................ 144

8. BGA PIN MAP .................................................................... 159

9. PCB LAYOUT ....................................................................... 168

10. CALIBRATION ................................................................... 178

11. HIDDEN MENU ................................................................. 198

12. DISASSEMBLE GUIDE ...................................................... 222

13. EXPLODED VIEW & REPLACEMENT PART LIST ............. 231

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1. INTRODUCTION

Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes

LGE Internal Use Only 4/140

1.1 PurposeThis manual provides the information necessary to repair, calibration, description and download the features of this model.

1.2 Regulatory InformationA. Security

Toll fraud, the unauthorized use of telecommunications system by an unauthorized part (for example, persons other than your company’s employees, agents, subcontractors, or person working on your company’s behalf) can result in substantial additional charges for your telecommunications services. System users are responsible for the security of own system. There are may be risks of toll fraud associated with your telecommunications system. System users are responsible for programming and configuring the equipment to prevent unauthorized use. The manufacturer does not warrant that this product is immune from the above case but will prevent unauthorized use of common-carrier telecommunication service of facilities accessed through or connected to it.

The manufacturer will not be responsible for any charges that result from such unauthorized use.

B. Incidence of Harm

If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network, it should disconnect telephone service until repair can be done. A telephone company may temporarily disconnect service as long as repair is not done.

C. Changes in Service

A local telephone company may make changes in its communications facilities or procedure. If these changes could reasonably be expected to affect the use of the this phone or compatibility with the network, the telephone company is required to give advanced written notice to the user, allowing the user to take appropriate steps to maintain telephone service.

D. Maintenance Limitations

Maintenance limitations on this model must be performed only by the manufacturer or its authorized agent. The user may not make any changes and/or repairs expect as specifically noted in this manual. Therefore, note that unauthorized alternations or repair may affect the regulatory status of the system and may void any remaining warranty.

1. INTRODUCTION

1. INTRODUCTION1. INTRODUCTION

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1. INTRODUCTION

Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes

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E. Notice of Radiated Emissions

This model complies with rules regarding radiation and radio frequency emission as defined by local regulatory agencies. In accordance with these agencies, you may be required to provide information such as the following to the end user.

F. Pictures

The pictures in this manual are for illustrative purposes only; your actual hardware may look slightly different.

G. Interference and Attenuation

Phone may interfere with sensitive laboratory equipment, medical equipment, etc.Interference from unsuppressed engines or electric motors may cause problems.

H. Electrostatic Sensitive Devices

ATTENTION

Boards, which contain Electrostatic Sensitive Device (ESD), are indicated

by the sign. Following information is ESD handling:

• Service personnel should ground themselves by using a wrist strap when exchange system boards.

• When repairs are made to a system board, they should spread the floor with anti-static mat

which is also grounded.

• Use a suitable, grounded soldering iron.

• Keep sensitive parts in these protective packages until these are used.

• When returning system boards or parts like EEPROM to the factory, use the protective

package as described.

2. INTRODUCTION

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1.3 AbbreviationsFor the purposes of this manual, following abbreviations apply:

Offset Phase Locked LoopOPLL

Light Emitting DiodeLED

Low Drop OutputLDO

Liquid Crystal DisplayLCD

Intermediate FrequencyIF

International Portable User IdentityIPUI

Global System for Mobile CommunicationsGSM

General Purpose Interface BusGPIB

Gaussian Minimum Shift KeyingGMSK

Flexible Printed Circuit BoardFPCB

Electrostatic DischargeESD

Electrical Erasable Programmable Read-Only MemoryEEPROM

Digital Signal ProcessingDSP

dB relative to 1 milli wattdBm

Digital Communication SystemDCS

Digital to Analog ConverterDAC

Constant Current – Constant VoltageCC-CV

Bit Error RatioBER

BasebandBB

Automatic Power ControlAPC

1. INTRODUCTION

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Wireless Application ProtocolWAP

Voltage Control Temperature Compensated Crystal OscillatorVCTCXO

Voltage Controlled OscillatorVCO

Universal Asynchronous Receiver/TransmitterUART

Time Division Multiple AccessTDMA

Time Division DuplexTDD

Travel AdapterTA

Side Tone Masking RatingSTMR

Pseudo SRAMPSRAM

Static Random Access MemorySRAM

Sending Loudness RatingSLR

Subscriber Identity ModuleSIM

Surface Acoustic WaveSAW

Real Time ClockRTC

Root Mean SquareRMS

Receiving Loudness RatingRLR

Radio FrequencyRF

Public Switched Telephone NetworkPSTN

Phase Locked LoopPLL

Programmable Gain AmplifierPGA

Printed Circuit BoardPCB

Power Amplifier ModulePAM

1. INTRODUCTION

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2. PERFORMANCE

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2. PERFORMANCE

LG-P768 Product SPEC

4

2.1 Product Name LG-P768 : WCDMA 900/2100+GSM850/EGSM/DCS/PCS

(HSUPA 5.8Mbps(cat6)/HSDPA 21Mbps(cat14)/GPRS Class33/EDGE Class33)

2.2 Supporting Standard

Supporting Standard

WCDMA(FDD1,8)/EGSM/GSM850/DCS1800/PCS1900

with seamless handover

Phase 2+(include AMR)

SIM Toolkit : Class 1, 2, 3, C-E

Frequency Range

WCDMA(FDD1) TX : 1920 – 1980 MHz

WCDMA(FDD1) RX : 2110 – 2170 MHz

WCDMA(FDD8) TX : 880 – 915 MHz

WCDMA(FDD8) RX : 925 – 960 MHz

EGSM TX : 880 – 915 MHz

EGSM RX : 925 – 960 MHz

GSM850 TX : 824 – 849 MHz

GSM850 RX : 869 – 894 MHz

GSM900 TX : 880 – 915 MHz

GSM900 RX : 925 – 960 MHz

DCS1800 TX :1710 – 1785 MHz

DCS1800 RX : 1805 – 1880 MHz

PCS1900 TX : 1850 – 1910 MHz

PCS1900 RX : 1930 – 1990 MHz

Application Standard

2.3 Main Parts : GSM Solution Item Part Name Comment

AP Chip OMAP4430 : TI

CP Chip XMM6260 : IMC

2.1 Product Name

LG-P768 : WCDMA 900/2100+GSM850/EGSM/DCS/PCS

(HSUPA 5.8Mbps(cat6)/HSDPA 21Mbps(cat14)/GPRS Class33/EDGE Class33)

2.2 Supporting Standard

2.3 Main Parts : GSM Solution

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2. PERFORMANCE

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LG-P768 Product SPEC

5

2.4 HW Features Item Feature Comment

Form Factor DOP type

Battery 1) Capacity

Standard : Li-Ion , 2150mAh(Typ.)

2) Packing Type : Hard Pack

Size Standard :

131.9 x 68.2 x 9.1 mm

Weight 125 g With Battery PCB Any Layer , 0.8t

Stand by time 2G Up to 450 hrs 3G Up to 450 hrs

@ Paging Period 5 (2G) @ DRX 7 (3G)

Charging time 3.5 hrs @ Power Off / 2150mAh

Talk time 2G Up to 350 min 2G Up to 420 min 3G Up to 420 min

@ Tx=Max(EGSM) @ Tx=Max(DCS,PCS) @ Tx = 12dBm (3G)

RX sensitivity

WCDMA(FDD1) : -106.7dBm WCDMA(FDD8) : -103.7 dBm EGSM : -102 dBm GSM850 : -102 dBm DCS 1800 : -102 dBm PCS 1900 : -102 dBm

TX output power WCDMA/

GSM/ GPRS

WCDMA : 24dBm/3.84MHz,+1/-

3dBm EGSM : 33dBm GSM850 : 33 dBm DCS 1800 : 30 dBm PCS 1900 : 30 dBm

GPRS

compatibility

EDGE

EGSM : 27 dBm GSM850 :27dBm

DCS 1800 : 26 dBm PCS 1900 : 26 dBm

GPRS compatibility

GPRS Class 33

EDGE compatibility EDGE Class 33

SIM card type Plug-In SIM 2.85V /1.8V

2.4 HW Features

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2. PERFORMANCE

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LG-P768 Product SPEC

6

Display Main LCD (qHD)

TFT Main LCD(4.7”,960x540)

Built-in Camera 8M Camera, 0.3M secondary 8M AF BSI CMOS CAM

Status Indicator No

Keypad Function Key : 3 Side Key : 3

Function Key: Home, Back, menu,

Side Key : Volume up, down, power

key

ANT Main : LDS(Laser Direct Structure) type

Sub : FPCB type

System connector 5 Pin Micro USB 2.0 HS Ear Phone Jack 3.5Phi, 4 Pole, Stereo

PC synchronization Yes

Memory(AP) eMMC : 4GB

LP-DDR2 : 1GB

Speech coding FR, EFR, HR, AMR,AMR-WB

Data & Fax Built in Data & Fax support

Vibrator Built in Vibrator

BlueTooth V3.0 HS

MIDI(for Buzzer Function)

72 Poly, MP3 Ringtone

Music Player MP3/ WMA/AAC/AAC+/WAV/AC3 Video Player MPEG4, H.263, H.264 @ Full HD 30fps/ Divx HD

Camcorder MPEG4, H.264, H.263 @ 3D : 720p 2D : 1080p

30pfs

Voice Recording Yes

Speaker Phone mode Support

Yes

Travel Adapter Yes

CDROM No

Stereo Headset Yes

Data Cable Yes

T-Flash (External Memory)

Yes Up to 32GB

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2. PERFORMANCE

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LG-P768 Product SPEC

7

2.5 SW Features

Item Feature Comment

RSSI 0 ~ 4 Levels

Battery Charging 0 ~ 4 Levels Android 4.0 ICS

Key Volume 0 ~ 7 Level

Audio Volume 1 ~ 15 Level

Time / Date Display Yes

Multi-Language Yes

42 languages : UK English, BULGARIAN,

CROATIAN, CZECH, DANISH, DUTCH,

FINNISH, FRENCH, FRENCH BELGIUM,

FRENCH SWIITZERLAND, GERMAN

GERMAN, SWIITZERLAND, GREEK,

HUNGARIAN, ICELANDIC, ITALIAN,

ITALIAN SWIITZERLAND, MACEDONIAN,

NORWEGIAN, POLISH, PORTUGUESE,

ROMANIAN, SERBIAN SLOVAK,

SLOVENIAN, SPANISH, SWEDISH, TURKISH

ESTONIAN, LATVIAN, LITHUANIAN,

RUSSIAN, RUSSIAN ISRAEL, KOREAN, S

CHINESE, T CHINESE TW, BRAZILIAN

PORTUGUESE, SPANISH MEXICO,

CANADIAN FRENCH, US ENGLISH,

ENGLISH AUSTRAILIA, ENGLISH CANADA,

ENGLISH IRELAND

Quick Access Mode Phone / Contacts /

Messaging / Menu

PC Sync Yes

Speed Dial Yes Voice mail center -> 1 key

Profile Yes not same with feature phone setting

CLIP / CLIR Yes

Phone Book

Name / Phone / E-mail /

Address / Groups / Ringtone /

Organization / IM / Notes /

Nickname / Website / Events

There is no limitation on the number of

items.

It depends on available memory amount.

Last Received

Number Yes

There is no limitation on the number of

items.

2.5 SW Features

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LG-P768 Product SPEC

8

It depends on available memory amount.

Last Missed Number Yes

There is no limitation on the number of

items.

It depends on available memory amount.

Search by Number

/ Name Name / Number

Group Yes

There is no limitation on the number of

items.

It depends on available memory amount.

Fixed Dial Number Yes

Service Dial Number No

Own Number Yes Read only (add/edit/delete are not

supported)

Voice Memo Yes Support voice recorder

Call Reminder No Missed call popup

Network Selection Automatic

Mute Yes

Call Divert Yes Call forwarding

Call Barring Yes

Call Charge (AoC) Yes Call costs

Call Duration Yes

SMS (EMS)

There is no limitation on the

number of items.

It depends on available

memory amount.

EMS does not support.

SMS Over GPRS No

EMS Melody / Picture

Send / Receive / Save

No

No

MMS MPEG4

Send / Receive / Save

Yes

Yes

Long Message 172 bytes SMS 5 concatenated

Cell Broadcast No

Download No

Game No

Calendar Yes

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2. PERFORMANCE

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LG-P768 Product SPEC

9

Memo Yes

There is no limitation on the number of

items.

It depends on available memory amount.

World Clock Yes

Unit Convert No

Stop Watch Yes

Wall Paper Yes

WAP Browser No Android browser Webkit 534.30

Download Melody /

Wallpaper Yes Over web browser

SIM Lock Yes Operator Dependent

SIM Toolkit Class 1, 2, 3, C, E

MMS Yes

EONS Yes

CPHS Yes V4.2

ENS Yes

Camera Yes 8M AF /

Digital Zoom : x4

JAVA No Android do not support JAVA

Voice Dial Yes

IrDa No

Bluetooth Yes BT 3.0+HS

FM radio Yes

GPRS Yes Class 33

EDGE Yes Class 33

Hold / Retrieve Yes

Conference Call Yes Max. 7

DTMF Yes

Memo pad Yes Memo / Quick memo

TTY No

AMR Yes

SyncML Yes

IM Yes Gtalk

Email Yes

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2. PERFORMANCE

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LG-P768 Product SPEC

10

2.6. HW SPEC.

1) GSM transceiver specification Item Specification

Phase Error Rms : 5°

Peak : 20 °

Frequency Error GSM : 0.1 ppm

DCS/PCS : 0.1 ppm

EMC(Radiated Spurious Emission

Disturbance) GSM/DCS : < -28dBm

Transmitter Output power GSM850, EGSM : 5dBm ~ 33dBm ± 3dB

DCS/PCS : 0dBm ~ 30dBm ± 3dB

Burst Timing <3.69us

Spectrum due to modulation out to

less than 1800kHz offset

200kHz : -36dBm

600kHz : -51dBm/-56dBm

Spectrum due to modulation out to

larger than 1800kHz offset to the

edge of the transmit band

GSM850, EGSM :

1800-3000kHz :< -63dBc(-46dBm)

3000kHz-6000kHz : <-65dBc(-46dBm)

6000kHz < : < -71dBc(-46dBm)

DCS, PCS :

1800-3000kHz :< -65dBc(-51dBm)

6000kHz < : < -73dBc(-51dBm)

Spectrum due to switching transient 400kHz : -19dBm/-22dBm(5/0), -23dBm

600kHz : -21dBm/-24dBm(5/0), -26dBm

Reference Sensitivity – TCH/FS Class II(RBER) : -105dBm(2.439%)

Usable receiver input level range 0.012(-15 - -40dBm)

Intermodulation rejection – Speech

channels

± 800kHz, ± 1600kHz

: -98dBm/-96dBm (2.439%)

AM Suppression

- GSM : -31dBm

- DCS : -29dBm

-98dBm/-96dBm (2.439%)

Timing Advance ± 0.5T

2.6 HW SPEC.

1) GSM transceiver specification

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2. PERFORMANCE

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LG-P768 Product SPEC

11

2) WCDMA transmitter specification Item Specification

Transmit Frequency BD1: 1920 ~ 1980 MHz

BD8: 880 MHz ~915 MHz

Maximum Output Power +24 dBm / 3.84 MHz, +1 / -3 dB

Frequency Error within ±0.1 PPM

Open Loop Power Control Normal Conditions : within ±9 dB,

Extreme Conditions : within ±12 dB

Minimum Transmit Power < -50 dBm /3.84 MHz

Occupied Bandwidth < 5 MHz at 3.84 Mcps (99% of power)

Adjacent Channel Leakage

Power Ratio (ACLR)

> 33 dB @ ±5 MHz,

> 43 dB @ ±10 MHz

Spurious Emissions

|f-fc| > 12.5 MHz

common

< -36 dBm / 1 kHz RW @ 9 kHz ≤ f < 150 kHz

< -36 dBm / 10 kHz RW @ 150 KHz ≤ f < 30 MHz

< -36 dBm / 100 kHz RW @ 30 MHz ≤ f < 1 GHz

< -30 dBm / 1 MHz RW @ 1 GHz ≤ f < 12.75 GHz

BD1

<-60dBm/3.84MHz RW @791MHz ≤f ≤821MHz

<-60dBm/3.84MHz RW @860MHz ≤f ≤895MHz

<-60dBm/100kHz RW @921MHz ≤f ≤925MHz

<-67dBm/100kHz RW @925MHz ≤f ≤935MHz

<-79dBm/100kHz RW @935MHz ≤f ≤960MHz

<-60dBm/3.84MHz RW

@1475.9MHz ≤f ≤1510.9MHz

<-71dBm/100kHz RW @1805MHz ≤f ≤1880MHz

<-60dBm/3.84MHz RW

@1844.5MHz ≤f ≤1879.9MHz

<-41dBm/300kHz RW

@1884.5MHz ≤f ≤1919.6MHz

<-60dBm/3.84MHz RW @2110MHz ≤f ≤2170MHz

<-60dBm/3.84MHz RW @2620MHz ≤f ≤2690MHz

2) WCDMA transmitter specification

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2. PERFORMANCE

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12

BD8

<-60dBm/3.84MHz RW @791MHz ≤f ≤ 821MHz

< -67 dBm / 100 kHz RW @ 925 MHz ≤ f ≤ 935 MHz

< -79 dBm / 100 kHz RW @ 935 MHz < f ≤ 960 GHz

< -71 dBm / 100 kHz RW @ 1805 MHz ≤ f ≤ 1830 MHz

< -71 dBm / 100 kHz RW @ 1830 MHz < f < 1880 MHz

< -60 dBm / 3.84MHz RW @ 2110 MHz < f < 2170 MHz

< -60 dBm / 3.84MHz RW @ 2620 MHz < f < 2640 MHz

< -60 dBm / 3.84MHz RW @ 2640 MHz < f < 2690 MHz

Transmit Intermodulation < -31 dBc @ 5 MHz & < -41 dBc @ 10 MHz

when Interference CW Signal Level = -40 dBc

Error Vector Magnitude < 17.5 %, when Pout ≥ -20 dBm

Peak Code Domain Error < -15 dB at Pout ≥ -20 dBm

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2. PERFORMANCE

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LG-P768 Product SPEC

13

3) WCDMA receiver specification Item Specification

Receive Frequency BD1: 2110 ~ 2170 MHz

BD8: 925 MHz ~ 960 MHz

Reference Sensitivity Level

<REFÎor>

Band1 : BER < 0.001 when Îor = -106.7 dBm / 3.84 MHz

Band8 : BER < 0.001 when Îor = -103.7 dBm / 3.84 MHz

Maximum Input Level BER < 0.001 when Îor = -25 dBm / 3.84 MHz

Adjacent Channel Selectivity

(ACS)

ACS > 33 dB where BER < 0.001 when

Îor = <REFÎor> + 14 dB / 3.84 MHz

& Ioac = –52 dBm / 3.84 MHz @ ±5 MHz

Blocking Characteristic

BER < 0.001 when Îor = <REFÎor> + 3 dB / 3.84 MHz

& Iblocking = -56 dBm / 3.84 MHz @ Fuw(offset) = ±10 MHz

or Iblocking = -44 dBm / 3.84 MHz @ Fuw(offset) = ±15 MHz

Spurious Response BER < 0.001 when Îor = <REFÎor> + 3 dB / 3.84 MHz

& Iblocking = -44 dBm

Intermodulation

BER < 0.001 when Îor= <REFÎor> + 3 dB / 3.84 MHz

& Iouw1 = -46 dBm @ Fuw1(offset) = ±10 MHz

& Iouw2 = -46 dBm / 3.84 MHz @ Fuw2(offset) = ±20 MHz

Spurious Emissions < -57 dBm / 100 kHz BW @ 9 kHz ≤ f < 1 GHz

< -47 dBm / 1 MHz BW @ 1 GHz ≤ f ≤ 12.75 GHz

Inner Loop Power Control

In Uplink

Adjust output(TPC command)

cmd 1dB 2dB 3dB

+1 +0.5/1.5 +1/3 +1.5/4

0 -0.5/+0.5 -0.5/+0.5 -0.5/+0.5

-1 -0.5/-1.5 -1/-3 -1.5/-4

group(10equal command group)

+1 +8/+12 +16/+24

3) WCDMA receiver specification

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2. PERFORMANCE

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LG-P768 Product SPEC

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4) HSDPA transmitter specification

Item Specification

Transmit Frequency BD1: 1920 ~ 1980 MHz

BD8: 880MHz ~ 915 MHz

Maximum Output

Power

Sub-Test

1=2/15, 25.7~20.3dBm / 3.84 MHz

2=12/15 25.7~20.3dBm / 3.84 MHz

3=15/8 25.7~19.8dBm / 3.84 MHz

4=15/4 25.7~19.8dBm / 3.84 MHz

Spectrum

Emission Mask

Sub-Test : 1=2/15, 2=12/15, 3=15/8, 4=15/4

Frequency offset from

carrier △f Minimum requirement

Measurement

Bandwidth

2.5 ~ 3.5 MHz -35-15×(△f-2.5)dBc 30 kHz

3.5 ~ 7.5 MHz -35-1×(△f-3.5)dBc 1 MHz

7.5 ~ 8.5 MHz -35-10×(△f-7.5)dBc 1 MHz

8.5 ~ 12.5 MHz -49dBc 1 MHz

Adjacent Channel

Leakage

Power Ratio (ACLR)

Sub-Test : 1=2/15, 2=12/15, 3=15/8, 4=15/4

> 33 dB @ ±5 MHz

> 43 dB @ ±10 MHz

Error Vector Magnitude < 17.5 %, when Pout ≥ -20 dBm

4) HSDPA transmitter specification

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2. PERFORMANCE

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LG-P768 Product SPEC

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5) HSDPA receiver specification

Item Specification

Receive Frequency BD1: 2110~2170 MHz

BD8: 925 MHz ~960 MHz

Maximum Input Level

(BLER or R), 16QAM Only

Sub-Test : 1=2/15, 2=12/15, 3=15/8, 4=15/4

BLER < 10% or R >= 700kbps

6) HSUPA Tx, Rx specification

Item Specification

Maximum

Output Power

Sub-Test

1=11/15 25.7~17.3dBm / 3.84 MHz

2=6/15 25.7~16.8dBm / 3.84 MHz

3=15/9 25.7~17.8dBm / 3.84 MHz

4=2/15 25.7~16.8dBm / 3.84 MHz

5=15/15 25.7~20.3dBm / 3.84 MHz

Spectrum

Emission

Mask

Sub-Test : 1=11/15, 2=6/15, 3=15/9, 4=2/15, 5=15/15

Frequency offset from

carrier △f Minimum requirement

Measurement

Bandwidth

2.5 ~ 3.5 MHz -35-15×(△f-2.5)dBc 30 kHz

3.5 ~ 7.5 MHz -35-1×(△f-3.5)dBc 1 MHz

7.5 ~ 8.5 MHz -35-10×(△f-7.5)dBc 1 MHz

8.5 ~ 12.5 MHz -49dBc 1 MHz

Adjacent

Channel

Leakage

Power Ratio

(ACLR)

Sub-Test : 1=11/15, 2=6/15, 3=15/9, 4=2/15, 5=15/15

> 33 dB @ ±5 MHz

> 43 dB @ ±10 MHz

5) HSDPA receiver specification

6) HSUPA Tx, Rx specification

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2. PERFORMANCE

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LG-P768 Product SPEC

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7) WLAN 802.11a transceiver specification

Item Specification

Transmit Frequency 5150 MHz ~ 5825 MHz ( CH36~CH165 )

Tx Power Level ≤ 23dBm(5150 ~ 5350 MHz), ≤ 30dBm(5470 ~ 5725 MHz)

≤36dBm(5725~5825MHz)

Frequency Tolerance within ±20 PPM

Chip clock Frequency Tolerance within ±20 PPM

Spectrum Mask

≤ -20 @ ±11MHz offset (9Mhz ~ 11MHz)

≤ -28 @ ±20MHz offset (11MHz ~ 20Mhz)

≤ -40 @ ±30MHz offset (20MHz ~ 30Mhz)

Transmitter constellation error

(rms EVM)

≤ -5dB@6Mbps, ≤ -8dB@9Mbps, ≤ -10dB@12Mbps,

≤ -13dB@18Mbps, ≤ -16dB@24Mbps, ≤ -19dB@36Mbps,

≤ -22dB@48Mbps, ≤ -25dB@54Mbps

Spurious Emissions

< -36 dBm @ 30 MHz to 47 MHz

< -54 dBm @ 47 MHz to 74 MHz

< -36 dBm @ 74 MHz to 87,5 MHz

< -54 dBm @ 87,5 MHz to 118 MHz

< -36 dBm @ 118 MHz to 174 MHz

< -54 dBm @ 174 MHz to 230 MHz

< -36 dBm @ 230 MHz to 470 MHz

< -54 dBm @ 470 MHz to 862 MHz

< -36 dBm @ 862 MHz to 1 GHz

< -30 dBm @ 1 GHz to 5.15 GHz

< -30 dBm @ 5.35 GHz to 5.47 GHz

< -30 dBm @ 5.725 GHz to 26.5 GHz

Rx Min input Sensitivity

PER ≤ 10%

-82dBm@6Mbps, -81dBm@9Mbps, -79dBm@12Mbps

-77dBm@18Mbps, -74dBm@24Mbps, -70dBm@36Mbps

-66dBm@48Mbps, -65dBm@54Mbps

Rx Max input Sensitivity ≥ -30dBm(6,9,12,18,24,36,48,54Mbps) @ PER ≤ 10%

Rx Adjacent Channel

Rejection

PER ≤ 10%,

ACR ≥ 16dB@6Mbps, ACR ≥ 15dB@9Mbps,

ACR ≥ 13dB@12Mbps, ACR ≥ 11dB@18Mbps,

ACR ≥ 8dB@24Mbps, ACR ≥ 4dB@36Mbps

ACR ≥ 0dB@48Mbps, ACR ≥ -1dB@54Mbps

※ACR shall be measured by setting the desired signal's

strength 3 dB above the rate-dependent

sensitivity specified in min input sensitivity

7) WLAN 802.11a transceiver specification

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LG-P768 Product SPEC

17

8) WLAN 802.11b transceiver specification Item Specification

Transmit Frequency 2400 MHz ~ 2483.5 MHz ( CH1~CH13 )

Tx Power Level ≤ 20dBm

Frequency Tolerance within ±25 PPM

Chip clock Frequency

Tolerance within ±25 PPM

Spectrum Mask ≤ -30 @ fc-22MHz< f <fc-11MHz and fc+11MHz< f <fc+22MHz

≤ -50 @ f < fc-22MHz and f > fc+22MHz

Power ramp on/off time ≤ 2us

Carrier Suppression ≤ -15dB

Modulation Accuracy

(Peak EVM) ≤ 35%

Spurious Emissions

< -36 dBm @ 30MHz ~ 1GHz

< -30 dBm above @ 1GHz ~ 12.75GHz

< -47 dBm @ 1.8GHz ~ 1.9GHz

< -47 dBm @ 5.15GHz ~ 5.3GHz

Rx Min input Sensitivity ≤ -76dBm(1Mbps,2Mbps,5.5Mbps,11Mbps) @ FER ≤ 8%

Rx Max input Sensitivity ≥ -10dBm(1Mbps,2Mbps,5.5Mbps,11Mbps) @ FER ≤ 8%

Rx Adjacent Channel

Rejection

≥ 35dB @FER ≤ 8%,

interference input signal -70dBm@fc±25MHz(11Mbps)

8) WLAN 802.11b transceiver specification

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2. PERFORMANCE

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LG-P768 Product SPEC

18

9) WLAN 802.11g transceiver specification Item Specification

Transmit Frequency 2400 MHz ~ 2483.5 MHz ( CH1~CH13 )

Tx Power Level ≤ 20dBm

Frequency Tolerance within ±25 PPM

Chip clock Frequency

Tolerance within ±25 PPM

Spectrum Mask

≤ -20 @ ±11MHz offset (9Mhz ~ 11MHz)

≤ -28 @ ±20MHz offset (11MHz ~ 20Mhz)

≤ -40 @ ±30MHz offset (20MHz ~ 30Mhz)

Transmitter constellation error

(rms EVM)

≤ -5dB@6Mbps, ≤ -8dB@9Mbps, ≤ -10dB@12Mbps,

≤ -13dB@18Mbps, ≤ -16dB@24Mbps, ≤ -19dB@36Mbps,

≤ -22dB@48Mbps, ≤ -25dB@54Mbps

Spurious Emissions

< -36 dBm @ 30MHz ~ 1GHz

< -30 dBm above @ 1GHz ~ 12.75GHz

< -47 dBm @ 1.8GHz ~ 1.9GHz

< -47 dBm @ 5.15GHz ~ 5.3GHz

Rx Min input Sensitivity

PER ≤ 10%

-82dBm@6Mbps, -81dBm@9Mbps, -79dBm@12Mbps

-77dBm@18Mbps, -74dBm@24Mbps, -70dBm@36Mbps

-66dBm@48Mbps, -65dBm@54Mbps

Rx Max input Sensitivity ≥ -20dBm(6,9,12,18,24,36,48,54Mbps) @ PER ≤ 10%

Rx Adjacent Channel

Rejection

PER ≤ 10%,

ACR ≥ 16dB@6Mbps, ACR ≥ 15dB@9Mbps,

ACR ≥ 13dB@12Mbps, ACR ≥ 11dB@18Mbps,

ACR ≥ 8dB@24Mbps, ACR ≥ 4dB@36Mbps

ACR ≥ 0dB@48Mbps, ACR ≥ -1dB@54Mbps

※ACR shall be measured by setting the desired signal's strength 3

dB above the rate-dependent

sensitivity specified in min input sensitivity

9) WLAN 802.11g transceiver specification

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2. PERFORMANCE

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LG-P768 Product SPEC

19

10) WLAN 802.11n transceiver specification Item Specification

Transmit Frequency 2400 MHz ~ 2483.5 MHz ( CH1~CH13 )

5150 MHz ~ 5825 MHz ( CH36~CH165 )

Tx Power Level ≤ 20dBm(2400 ~ 2483.5 MHz)

≤ 23dBm(5150 ~ 5350 MHz), ≤ 30dBm(5470 ~ 5725 MHz)

Frequency Tolerance within ±25 PPM(2400 ~ 2483.5 MHz)

within ±20 PPM(5150 ~ 5725 MHz)

Chip clock Frequency

Tolerance

within ±25 PPM(2400 ~ 2483.5 MHz)

within ±20 PPM(5150 ~ 5725 MHz)

Spectrum Mask

≤ -20 @ ±11MHz offset (9Mhz ~ 11MHz)

≤ -28 @ ±20MHz offset (11MHz ~ 20Mhz)

≤ -45 @ ±30MHz offset (20MHz ~ 30Mhz)

Transmitter constellation error

(rms EVM)

[email protected], ≤ -10dB@13Mbps, ≤ [email protected],

≤ -16dB@26Mbps, ≤ -19dB@39Mbps, ≤ -22dB@52Mbps,

[email protected], ≤ -28dB@65Mbps

Spurious Emissions

[ 2400 MHz ~ 2483.5 MHz ( CH1~CH13 ) ]

< -36 dBm @ 30MHz ~ 1GHz

< -30 dBm above @ 1GHz ~ 12.75GHz

< -47 dBm @ 1.8GHz ~ 1.9GHz

< -47 dBm @ 5.15GHz ~ 5.3GHz

[ 5150 MHz ~ 5725 MHz ( CH36~CH165 ) ]

< -36 dBm @ 30 MHz to 47 MHz

< -54 dBm @ 47 MHz to 74 MHz

< -36 dBm @ 74 MHz to 87,5 MHz

< -54 dBm @ 87,5 MHz to 118 MHz

< -36 dBm @ 118 MHz to 174 MHz

< -54 dBm @ 174 MHz to 230 MHz

< -36 dBm @ 230 MHz to 470 MHz

< -54 dBm @ 470 MHz to 862 MHz

< -36 dBm @ 862 MHz to 1 GHz

< -30 dBm @ 1 GHz to 5.15 GHz

< -30 dBm @ 5.35 GHz to 5.47 GHz

< -30 dBm @ 5.725 GHz to 26.5 GHz

10) WLAN 802.11n transceiver specification

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2. PERFORMANCE

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LG-P768 Product SPEC

20

Rx Min input Sensitivity

PER ≤ 10%

[email protected], -79dBm@13Mbps, [email protected]

-74dBm@26Mbps, -70dBm@39Mbps, -66dBm@52Mbps

[email protected], -64dBm@65Mbps

Rx Max input Sensitivity ≥ -20dBm @ PER ≤ 10%(2400 ~ 2483.5 MHz)

≥ -30dBm @ PER ≤ 10%(5150 ~ 5825 MHz)

Rx Adjacent Channel

Rejection

PER ≤ 10%,

ACR ≥ [email protected], ACR ≥ 13dB@13Mbps,

ACR ≥ [email protected], ACR ≥ 8dB@26Mbps,

ACR ≥ 4dB@39Mbps, ACR ≥ 0dB@52Mbps

ACR ≥ [email protected], ACR ≥ -2dB@65Mbps

※ACR shall be measured by setting the desired signal's

strength 3 dB above the rate-dependent

Sensitivity specified in min input sensitivity

11) GPS receiver specification Item Specification

Receive Frequency 1574.42 MHz ~ 1576.42 MHz

Minimum Sensitivity 1 satellite ≥-142dBm, 7 satellites ≥ -147dBm at coarse time

aiding

12) Current consumption Stand by

Voice Call

VT Bluetooth Off Bluetooth Connected

WCDMA

Only

4.5 mA under

(DRX=1.28)

6 mA under

(DRX=1.28)

270 mA under

(Tx=12dBm)

NA

GSM

Only

4.5 mA under

(Paging=5 period)

6 mA under

(Paging=5 period)

340 mA under

(Tx=Max)

** Test condition for Standby current consumption should be as below.

: Measurement time 1hr, with Agilent & CMT JIG

11) GPS receiver specification

12) Current consumption

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2. PERFORMANCE

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LG-P768 Product SPEC

21

13) Battery life time Stand by Voice Call VT

WCDMA 450 hours over

(DRX = 1.28)

400 min over

(TX = 12dBm,

Low Pwr mode)

NA

GSM 450 hours over

(Paging Period = 5)

350 min over

(TX Level = Max)

14) NFC Not Supported in P768

15) Charging hour 4 hour under (2150mAh battery, 850mA TA)

16) RSSI indicator (Based on Cell power)

BAR WCDMA GSM/DCS/PCS

4 > -87 ± 3dBm > -90 ± 3dBm

4 3 -87 ± 3dBm -90 ± 3dBm

3 2 -95 ± 3dBm -98 ± 3dBm

2 1 -103 ± 3dBm -102 ± 3dBm

1 0 -109 ± 3dBm -104 ± 3dBm

No service < -109 dBm By Network Notification

13) Battery life time

14) NFC

15) Charging hour

16) RSSI indicator (Based on Cell power)

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2. PERFORMANCE

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LG-P768 Product SPEC

22

17) Battery indicator Battery Bar Specification Unit

BAR 20 (Full) 98% over Remain%

BAR 20 -> 19 98% 97%

BAR 19 -> 18 93% 92%

BAR 18 -> 17 88% 87%

BAR 17 -> 16 83% 82%

BAR 16 -> 15 78% 77%

BAR 15 -> 14 73% 72%

BAR 14 -> 13 68% 67%

BAR 13 -> 12 63% 62%

BAR 12 -> 11 58% 57%

BAR 11 -> 10 53% 52%

BAR 10 -> 9 48% 47%

BAR 9 -> 8 43% 42%

BAR 8 -> 7 38% 37%

BAR 7 -> 6 33% 32%

BAR 6 -> 5 28% 27%

BAR 5 -> 4 23% 22%

BAR 4 -> 3 18% 17%

BAR 3 -> 2 13% 12%

BAR 2 -> 1 8% 7%

BAR 1 -> 0 3% 2%

Low Battery Pop-up 0% ~ 15% : popup at 5%, 15%(No call)

POWER OFF 2% under

17) Battery indicator

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2. PERFORMANCE

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LG-P768 Product SPEC

23

2.7 P768 Figures

2.7 P768 Figures

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3. CIC AND SERVICE CENTER

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3. CIC AND SERVICE CENTER

3.1 CIC FAQ

No FAQ Q&A

1 Q I can’t remember the PhoneLock password.

A

In case of password, pin lock, proceed with factory reset through Volume Up key + Home key + Power key with the power being off. - For pattern lock with Gmail setting, press the forgot button to set a new pattern

lock.- If Gmail isn’t set, use Factory Reset by pressing the Volume Up key + Home key +

Power key.

Request for development

1. How to disable Pattern Lock, Password and PIN. 2. Request to check out if it is specified in the user manual.3. Description on HW Factory Reset Key combination and how to do it.

2 Q How do I put in and take out files from the SD card?

A

To write or delete files on the SD card, you need to connect the phone to your PC via a Media sync (MTP). First, download and install the USB Driver. Then, check out the following with the USB communication cable being connected.

Request for development

1.PC<-> SD CARD2.PHONE<-> SD CARD

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

3 Q I use it abroad, but 3G connection doesn’t work.

A

See if Settings > Wireless & networks > More… > Mobile networks > Data Roaming are checkedIf it is in uncheck condition, please check.

Request for development

ex) 1. Europe<->Europe 2. Europe<->Continents(North America, Asia etc)

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

4 Q The GPS location isn’t right, what should I do?

A

GPS signals are so weak that weather conditions or surrounding environment such as skyscrapers nearby and radio wave reflection may keep locations from being captured. If you check Setting->Location serivces -> GPS satellites and find current location with GPS outdoor, you can reduce inaccuracy.

5 Q The downloaded application isn’t compatible?

A

You need to describe the incompatible status specifically.Incompatibility, in general, seems to result from not having considered the compatibility when they built the apps. Let us know the incompatible apps. We’ll find out what the problems are. Thanks.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

6 Q How do I make an e-mail account?

A

Email supports EAS, IMAP4, POP3 protocol.The registration order is as follows.(If no account is registered, the registration screen is automatically connected when using the e-mail.)* EAS accountAmong e-mail service providers, choose MS Exchange > enter e-mail address, password (The user name isn’t changed unless the e-mail ID and user name is different.) >Choose server address, domain and SSL > Set receiving interval, e-mail activating term > (Security setting following the server setting) > Confirm

* IMAP4, POP3Select among e-mail service providers > enter e-mail address, password > (Check if your account supports IMAP4 or POP3 service) > Choose receiving server and security type(Automatic enter and progress if the service provider is already entered) > Select sending server and security connection(Automatic enter and progress if the service provider is already entered) > (Generally, SMTP user name and password is the same as the e-mail address and password entered in the first place) > Confirm

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

7 Q E-mail registration doesn’t work.

A

1. Email service uses data. Check out Wi-Fi or data are available. 2. Check out the email address and password.3. Check out if your email supports the service((IMAP, POP3, SMTP)).4. For EAS, contact the service administrator to see the server info.

8 Q Unused application shows up as a using program even though it is all killed. What should I do?

AIt’s because the apps services are being run in the background.For example, phone or email app is supposed to let the user know any incoming calls or messages even when they are killed.

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No FAQ Q&A

9 Q Wifi connection doesn’t work well.

A

There can be several reasons in why WiFi connection doesn’t work well, but try connecting with the methods below.1. Check if WiFi is ON.2. Check if business specialized AP, thus NESPOT, Olleh KT, SKT, U+, etc. is connected

to the AP. (picture. 1) 1) If the security type of this AP is on Open, it can be automatically connected

without entering another password, but WiFi can’t be used if the unit isn’t certified from the AP. Connect with another AP.

3. Entered information on the PHONE can simply be different from the AP information.

1) Check if AP information which is to be connected, thus Security type, password is precisely entered on the PHONE.(picture. 2)

2) AP information might be newly updated. Click the corresponding AP and choose “Forget”, press “Option key > Scan” button and update the AP list. After that, attempt connection.(picture. 3)

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

10 Q How do you install the PC Sync Program?

A

For the phones that SD card is provided basically, PC Suite installation file is copied on the SD card. Installing can be done with this file. Or, you can download and install PC Sync Program through www.lge.com > nation selection > phone selection > Software download.

11 Q How do you install the Phone driver?

A

Download the USB Driver fitting the model from the communication company web site.Delete the USB cable and install the USB Driver installation file.When the installation is completed, connect the USB cable with the PC and use it with the unit.

12 Q How to connect internet/data network

A

Check if Settings > More... > Mobile networks > Data enabled is checked. If it is unchecked, check it.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

13 Q What should I do to connect PC Sync program with the phone?

A

After connecting USB cable, it automatically works through PC Software selection > PC Suite execution for connection mode. If it’s not automatically connected, choose Connect Phone selection > USB Cable Connection on the PC Suite main screen. Or, connection can progress through Connect Phone selection > Bluetooth Connection > Phone to be connected selection of Bluetooth On > Discoverable On > PC Suite main screen.

14 Q Can language be changed?

A

You can change language through Settings - Language & keyboard - Select language

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

15 Q How do you Reset and Factory Reset?

A

Reset can be done as below.It can be done through Settings - Privacy - Factory data reset.Factory Reset can be done as below.It can be executed by pressing power key with pressing Volume Up key + Home key together, with Power Off.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

16 Q I want to change the bell sound.

A

It can be changed through Settings - Sound - Phone ringtone.

17 Q Is it compatible with other devices?

A It is basically compatible only with external Bluetooth devices.

18 Q How do you use HDMI?

A P768 does not support HDMI and MHL features.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

19 Q HDMI error occurs.

A P768 does not support HDMI and MHL features.

20 Q How do you use Smart Share?

A

Pictures, videos and musics can be shared among DLNA-certified devices connected to same network by using SmartShare.1. Select SmartShare after pressing Applications.2. Select library that has contents on From (My Phone, other phones, PC etc.)3. Select wanted contents through searching library.4. It can be played through selecting player in the player set up category.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

21 Q Smart Share error occurs.

A

1. P768 can’t be searched on other devices. - Confirm whether Discoverable is checked on Setting. - Confirm if you approved P768 on other devices’ set up. 2. Even there is a device in the same AP, no device is searched on From. - Confirm if the connected devices support DLNA, and check DLNA server function

(DMS) is on. - Searching may not be smooth if network status is not good.3. File doesn’t get played. - It could be a type of file that the device doesn’t support. 4. Uploading can’t be done. - Uploading DMS may not support uploading function.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

22 Q Battery consumption is too fast.

A

1. Because it is thought that the phone is distant from the network at areas of low antenna(shaded areas), more power is needed to send and receive location registration information of the phone, so battery consumption is faster.

2. Because the screen(LCD Back Light) is on, battery consumption is faster because power consumption is high. For example) If the current of the LCD Back Light is 100mA/h, it means that the 1500mA battery allows 15 hours of LCD to be on, so setting the screen time limit to be short is good because battery consumption becomes faster if the screen time limit is set to be long.

3. After turning on the application and turning it off using the home key, invisible applications are still being used on the background, so battery consumption becomes faster. It is recommended that delete/before key is always used to end applications or programs.

4. When routing is sued, the Super user authority of the Android system area is taken, so battery consumption might become faster.

5. For applications like Dodolphone, Nateon, Kakaotalk, stocks/weather wizet which need regular data updates, battery consumption might become faster if the update interval is set short.

6. If several applications are installed at once, use after restarting and battery consumption might become faster if several wizet applications are installed on the background.

23 Q How is the distribution schedule of OS or SW new version known?

AIt can be checked at local LG Electronic service centers or LG Mobile homepage notice page.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

24 Q How do you update the SW?

A

There are 2 ways for End Users to update SW(Web Download / FOTA)- Web Download : After connecting cellphone to computer through USB, install new

binary gained through internet by using SW Update Tool.- FOTA : Without need of additional computer, download FOTA Package to cellphone

through phone’s network(3G, 4G WIFI etc.) and let it install & Update by itself.The 2 ways are supposed to keep User Data.

25 Q Until when is it guaranteed after purchase? What is the warranty limit?

AFree warranty period is 1 year from the date of purchase. Any breakdown or failure caused by external shock may incur repair charge even within the free warranty period.

26 Q What kinds of phone accessories are there?

A You can purchase it from a local LG Electronics service center or on the internet.

27 Q What should be done if SmartShare is terminated or stopped when changing USB set up(mass storage device) during Up/Down load?

AIt can’t be controlled by SmartShare because it’s a problem that takes place when system terminates application that approaches to SD card forcibly, if it’s changed to mass storage device SD card reading/writing.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

28 Q “The file is incorrect” message pops up upon selecting English-Korean under QuickTranslator:Dictionary, before the access fails.

AYou should download the dictionary DB upon accessing the network.The dictionary DB does not exist when you first run the feature, so you cannot access the dictionary.

29 Q Access to the Play Store is denied or it cannot be found when selecting ‘Yes’ on the second popup under the Q Translator.

AThat is normal as the item is not officially uploaded on the Google Play Store as of now. It will be displayed normally once the item is registered on the Play Store.

30 Q Wi-Fi is slower than on other phones.

AWi-Fi consists of 802.11 a,b,g and n. Currently, 802.11n is fastest. On P768, only 802.11 b,g and n are supported. Hence, it may be slower compared to other terminals supporting 802.11n.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

31 Q What should I do to access the Safe Mode?

A

Safe Mode Method

Safe Mode Method

Safe Mode Method 01

Press Power on Key

Volume Down

Long Press Volume Down Key When

you have see Carrier Logo of LCD

Display

Safe Mode

you can see Safe Mode ,after Phone

Power On

Request for development

How to access the Safe Mode on each model need be described in detail along with screen captures.

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3. CIC AND SERVICE CENTER

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No FAQ Q&A

32 Q What is the Memory Size displayed and provided for end users?

A

Request for development

1) Default available memory on this phone need be specified with an image attached. 2) Available memory size for users need be specified.

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4. TROUBLE SHOOTING

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4. TROUBLE SHOOTING

4.1 RF Component

RF component (WCDMA / GSM)

<Top>

U105PAM DCDC U101

RFIC(Tranceive)

U102Duplexer(Bank)

FL101Filter(ASM)

U103PAM(MMMB)

Page 45: lg p768

4. TROUBLE SHOOTING

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RF component (WCDMA / GSM)

<Bottom>

Reference No. Description Reference No. Description

U101 RFIC (Transceiver) U104 Transceiver PMU

U102 Duplexer Bank U105 PAM DCDC

U103 PAM MMMB FL101 Filter (ASM)

U104Tranceiver PMU

Page 46: lg p768

4. TROUBLE SHOOTING

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4.2 SIGNAL PATH

WCDMA 1, 8 Band TX Signal PATH

A. WCDMA 2100 TX PATH

B. WCDMA 900 TX PATH

C. COMMON TX/RX PATH

Page 47: lg p768

4. TROUBLE SHOOTING

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WCDMA 1, 8 Band RX Signal PATH

A. WCDMA 2100 RX PATH

B. WCDMA 1900 RX PATH

C. COMMON TX/RX PATH

Page 48: lg p768

4. TROUBLE SHOOTING

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A. GSM Low Band TX PATH B. GSM High Band TX PATH

C. GSM 850 RX PATHD. GSM 900 RX PATH

E. GSM 1800 RX PATHF. GSM 1900 RX PATH

G. COMMON TX/RX PATH

GSM 850,900,1800,1900 Band TX/RX Signal PATH

Inner line

Page 49: lg p768

4. TROUBLE SHOOTING

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4.3 Checking TCXO Block

The output frequency (26MHz) of TCXO (X101) is used as the reference one of PMB5712

Schematic of the Crystal Part (26MHz)

22n

C130

X101

EAW6144380126MHz

1XXA26000FBA3

2

4

1VCONT

VCC

GND

OUT

C131

10n

TP1TP2

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4. TROUBLE SHOOTING

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Check TP1VCC of TCXO

1.7V ≥ VCC ≥ 1.9V Check the PMB5712No

Yes

Check TP2

26 MHz Signal Check soldering and components

No

Yes

TCXO is OK

Page 51: lg p768

4. TROUBLE SHOOTING

- 51 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

4.4 Checking WCDMA Block

START

Check TCXO Block

Check RF Switch (M/S)

Check TX/RX Level

Re-download & Cal

Change the Board

Page 52: lg p768

4. TROUBLE SHOOTING

- 52 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Test Point (TX Level)

4.4.1. Checking RF TX Leve (WCDMA)l

TP4TP3

TP2

TP1

Page 53: lg p768

4. TROUBLE SHOOTING

- 53 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Schematic of WCDMA Band1, 8 Tx Block

L128 1.2n

C137 1.5n

100p

C143C144

10n

2.7nC13333pC132

DNIL102

SW101

ENWY0003901

UFL-R-SMT10

G1

ANT G2

C139 1.8n

L101150n

C134 33p

C146 3.3n

C138 100p

DNIL106

MS-156CSW102

ENWY0008701 4 3

2

1ANTCOMMON

G3G4

1.8nC135

1n C120

4.7nC163

L125

0.75p

C159 2.2n

DNIL120

C152 1n

L116

0.5p

L113

0.5p

DNIL115

3.9nC151220pC150

DNIL112

FL101

21

20

15

19

10 18

168

11

7

9

6

512

4 313

214

1

17VDD

TRX

_3

SP

I_C

LKTR

X_2

SP

I_D

RW

TRX

_1

GN

D1

GN

D6

GN

D2

TXH

GND4

GND3

AN

T

TXL VSPI

TRX_6GND5

TRX_5

SP

I_S

S

TRX_4

PG

ND

VDD_2V85

L104DNI DNI

L105

L108DNI

0.75p

L109

C136 1.8n

DNIL103

2.7nC147

DNI

L129

220pC145

DNI

L135

U102

EAM62530601B40251GY2045L

49474543424140393837

363534

2322

2120

1716

1514

1918

1086542

4446501248

3332313029282726252413111379Tx

_Ban

d1

Tx_B

and2

Tx_B

and5

Tx_B

and8

GN

D7

GN

D8

GN

D9

GN

D10

GN

D11

GN

D12

GN

D13

GN

D14

GN

D15

GN

D16

GN

D17

GN

D18

ANT_GSM1800ANT_Band1ANT_Band2ANT_Band5ANT_Band8

GND1GND2GND3GND4GND5GND6

Rx_GSM1800_1Rx_GSM1800_2

Rx_Band1_1Rx_Band1_2

Rx_Band2_1Rx_Band2_2

Rx_Band5_1Rx_Band5_2

Rx_Band8_1Rx_Band8_2

GND19GND20GND21

GN

D23

GN

D24

GN

D25

GN

D26

GN

D27

GN

D28

GN

D29

GN

D30

GN

D31

GN

D32

GND

RX_B1_H2

RX_B2_M2

RX_B5_L2X

RX_B8_L1X

SP

I_D

RW

SP

I_S

SS

PI_

CLK

VS

PI

GSM_HB_TX

GSM_HB_TX

GSM_LB_TX

GSM_LB_TX

RX_GSM1800_M1RX_GSM1800_M1X

RX_B8_L1

RX_B5_L2

RX_B2_M2X

RX_B1_H2X

revA(1.8nH) -> revB(1nH)revA(1nH) -> revB(1.2nH)

revA(2.7nH) -> revB(1.8nH)

revA(1.5nH) -> revB(1.8nH)

revA(6.8nH) -> revB(3.3nH)

revA(5.6nH) -> revB(4.7nH)

revA(1.5pF) -> revB(0.75pF)

RF6361A

B1

GSM1800_RX

B8/EGSM

B5/GSM850

B2/GSM1900

revA(DNI) -> revB(2.2nH)

revA(2.7nH) -> revB(1nH)

revA(1pF) -> revB(0.5pF)

revA(0.75pF) -> revB(0.5pF)

revA(7p) -> revB(1.5nH) revA(2.2n) -> revB(100p)

TP1

TP2

TP3

C148 4.7n

C149

8.2n L114DNI

C154DNI

33pC153

DNIL117

VB

AT

VBAT_PAM

C1420.1u

R10

4

3.3

C141100n

R10

50 0

R10

6

EAN62491801RF6261B

U103

17 181920

21

10

11

12

13

14

15

16

9

8

7

6

5

4

3

2

1B8_TX

B5_TX

GSM_LB_TX

B2_TX

B1_TX

GSM_HB_TX

B3_TX

HB_RFIN

SDI_EN

VCC

LB_RFIN

VS

DI

NC

SD

I_G

ND

SDI_CLK

SDI_DAT

RF_GND

VC

MO

S

FB_A

M

VB

ATT

RF_

OU

T

GND

SPI_DRW

SPI_SS

SPI_CLK

VS

PI

PA

_RF

PA

_PO

W_D

ET

TX_H

TX_L

GSM_HB_TX

GSM_LB_TX

CP_OUT

revB(6.9nH)->revC(8.2nH)

revB(6.8nH)->revC(4.7nH)

TP4

Page 54: lg p768

4. TROUBLE SHOOTING

- 54 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Check Power Level

Check TP1 Over 21dBm? RF Tx Level is OKYes

No

Check PMB5712

Check TP2 Over 21dBm? Check SeparatorYes

No

Check TP3 Over 21dBm? Check DuplexerYes

No

Check TP4 Over 6dBm? Check PAMYes

No

Page 55: lg p768

4. TROUBLE SHOOTING

- 55 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

4.4.2. Checking RF Rx Level (WCDMA)

Test Point (RF Rx Level)

TP2

TP1

Page 56: lg p768

4. TROUBLE SHOOTING

- 56 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Schematic of WCDMA Band1, 8 Rx Block

Set the phone Rx is ON

Check TP1 Signal exist? Check RF Switch (M/S)No

Yes

Check Duplexer, PMB5712

Check TP2 Signal exist? Check Separator

No

Yes

L128 1.2n

C137 1.5n

C148 4.7n

100p

C143

C149

8.2n L114DNI

C154DNI

33pC153

DNIL117

C144

10n

2.7nC13333pC132

DNIL102

SW101

ENWY0003901

UFL-R-SMT10

G1

ANT G2

VB

AT

VBAT_PAM

C139 1.8n

L101150n

C134 33p

C146 3.3n

C138 100p

DNIL106

MS-156CSW102

ENWY0008701 4 3

2

1ANTCOMMON

G3G4

1.8nC135

1n C120

4.7nC163

L125

0.75p

C159 2.2n

DNIL120

C152 1n

L116

0.5p

L113

0.5p

DNIL115

3.9nC151220pC150

DNIL112

FL101

21

20

15

19

10 18

168

11

7

9

6

512

4 313

214

1

17VDD

TRX

_3

SP

I_C

LKTR

X_2

SP

I_D

RW

TRX

_1

GN

D1

GN

D6

GN

D2

TXH

GND4

GND3

AN

T

TXL VSPI

TRX_6GND5

TRX_5

SP

I_S

S

TRX_4

PG

ND

VDD_2V85

L104DNI DNI

L105

L108DNI

0.75p

L109

C136 1.8n

DNIL103

2.7nC147

DNI

L129

220pC145

C1420.1u

R10

4

3.3

C141100n

R10

50 0

R10

6

EAN62491801RF6261B

U103

17 181920

21

10

11

12

13

14

15

16

9

8

7

6

5

4

3

2

1B8_TX

B5_TX

GSM_LB_TX

B2_TX

B1_TX

GSM_HB_TX

B3_TX

HB_RFIN

SDI_EN

VCC

LB_RFIN

VS

DI

NC

SD

I_G

ND

SDI_CLK

SDI_DAT

RF_GND

VC

MO

S

FB_A

M

VB

ATT

RF_

OU

T

DNI

L135

U102

EAM62530601B40251GY2045L

49474543424140393837

363534

2322

2120

1716

1514

1918

1086542

4446501248

3332313029282726252413111379Tx

_Ban

d1

Tx_B

and2

Tx_B

and5

Tx_B

and8

GN

D7

GN

D8

GN

D9

GN

D10

GN

D11

GN

D12

GN

D13

GN

D14

GN

D15

GN

D16

GN

D17

GN

D18

ANT_GSM1800ANT_Band1ANT_Band2ANT_Band5ANT_Band8

GND1GND2GND3GND4GND5GND6

Rx_GSM1800_1Rx_GSM1800_2

Rx_Band1_1Rx_Band1_2

Rx_Band2_1Rx_Band2_2

Rx_Band5_1Rx_Band5_2

Rx_Band8_1Rx_Band8_2

GND19GND20GND21

GN

D23

GN

D24

GN

D25

GN

D26

GN

D27

GN

D28

GN

D29

GN

D30

GN

D31

GN

D32

GND

GND

RX_B1_H2

RX_B2_M2

RX_B5_L2X

RX_B8_L1X

SP

I_D

RW

SPI_DRW

SP

I_S

S

SPI_SS

SPI_CLK

SP

I_C

LK

VS

PI

VS

PI

PA

_RF

PA

_PO

W_D

ET

TX_H

TX_L

GSM_HB_TX

GSM_HB_TX

GSM_LB_TX

GSM_LB_TX

RX_GSM1800_M1RX_GSM1800_M1X

RX_B8_L1

RX_B5_L2

RX_B2_M2X

RX_B1_H2X

CP_OUT

revA(1.8nH) -> revB(1nH)revA(1nH) -> revB(1.2nH)

revA(2.7nH) -> revB(1.8nH)

revA(1.5nH) -> revB(1.8nH)

revA(6.8nH) -> revB(3.3nH)

revA(5.6nH) -> revB(4.7nH)

revA(1.5pF) -> revB(0.75pF)

RF6361A

B1

GSM1800_RX

B8/EGSM

B5/GSM850

B2/GSM1900

revA(DNI) -> revB(2.2nH)

revA(2.7nH) -> revB(1nH)

revA(1pF) -> revB(0.5pF)

revA(0.75pF) -> revB(0.5pF)

revB(6.9nH)->revC(8.2nH)

revA(7p) -> revB(1.5nH) revA(2.2n) -> revB(100p)

revB(6.8nH)->revC(4.7nH)

TP2

TP1

Page 57: lg p768

4. TROUBLE SHOOTING

- 57 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

4.5 Checking GSM Block

START

Check TCXO Block

Check RF Switch (M/S)

Check TX/RX Level

Re-download & Cal

Change the Board

Page 58: lg p768

4. TROUBLE SHOOTING

- 58 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

4.5.1 Checking RF Tx Block

TP3TP2

TP1

Page 59: lg p768

4. TROUBLE SHOOTING

- 59 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Schematic of GSM850/EGSM/DCS/PCS Tx Block

TP3C148 4.7n

C149

8.2n L114DNI

C154DNI

33pC153

DNIL117

VB

AT

VBAT_PAM

C1420.1u

R10

4

3.3

C141100n

R10

50 0

R10

6

EAN62491801RF6261B

U103

17 181920

21

10

11

12

13

14

15

16

9

8

7

6

5

4

3

2

1B8_TX

B5_TX

GSM_LB_TX

B2_TX

B1_TX

GSM_HB_TX

B3_TX

HB_RFIN

SDI_EN

VCC

LB_RFIN

VS

DI

NC

SD

I_G

ND

SDI_CLK

SDI_DAT

RF_GND

VC

MO

S

FB_A

M

VB

ATT

RF_

OU

T

GND

SPI_DRW

SPI_SS

SPI_CLK

VS

PI

PA

_RF

PA

_PO

W_D

ET

TX_H

TX_L

GSM_HB_TX

GSM_LB_TX

CP_OUT

revB(6.9nH)->revC(8.2nH)

revB(6.8nH)->revC(4.7nH)

L128 1.2n

C137 1.5n

100p

C143C144

10n

2.7nC13333pC132

DNIL102

SW101

ENWY0003901

UFL-R-SMT10

G1

ANT G2

C139 1.8n

L101150n

C134 33p

C146 3.3n

C138 100p

DNIL106

MS-156CSW102

ENWY0008701 4 3

2

1ANTCOMMON

G3G4

1.8nC135

1n C120

4.7nC163

L125

0.75p

C159 2.2n

DNIL120

C152 1n

L116

0.5p

L113

0.5p

DNIL115

3.9nC151220pC150

DNIL112

FL101

21

20

15

19

10 18

168

11

7

9

6

512

4 313

214

1

17VDD

TRX

_3

SP

I_C

LKTR

X_2

SP

I_D

RW

TRX

_1

GN

D1

GN

D6

GN

D2

TXH

GND4

GND3

AN

T

TXL VSPI

TRX_6GND5

TRX_5

SP

I_S

S

TRX_4

PG

ND

VDD_2V85

L104DNI DNI

L105

L108DNI

0.75p

L109

C136 1.8n

DNIL103

2.7nC147

DNI

L129

220pC145

DNI

L135

U102

EAM62530601B40251GY2045L

49474543424140393837

363534

2322

2120

1716

1514

1918

1086542

4446501248

3332313029282726252413111379Tx

_Ban

d1

Tx_B

and2

Tx_B

and5

Tx_B

and8

GN

D7

GN

D8

GN

D9

GN

D10

GN

D11

GN

D12

GN

D13

GN

D14

GN

D15

GN

D16

GN

D17

GN

D18

ANT_GSM1800ANT_Band1ANT_Band2ANT_Band5ANT_Band8

GND1GND2GND3GND4GND5GND6

Rx_GSM1800_1Rx_GSM1800_2

Rx_Band1_1Rx_Band1_2

Rx_Band2_1Rx_Band2_2

Rx_Band5_1Rx_Band5_2

Rx_Band8_1Rx_Band8_2

GND19GND20GND21

GN

D23

GN

D24

GN

D25

GN

D26

GN

D27

GN

D28

GN

D29

GN

D30

GN

D31

GN

D32

GND

RX_B1_H2

RX_B2_M2

RX_B5_L2X

RX_B8_L1X

SP

I_D

RW

SP

I_S

SS

PI_

CLK

VS

PI

GSM_HB_TX

GSM_HB_TX

GSM_LB_TX

GSM_LB_TX

RX_GSM1800_M1RX_GSM1800_M1X

RX_B8_L1

RX_B5_L2

RX_B2_M2X

RX_B1_H2X

revA(1.8nH) -> revB(1nH)revA(1nH) -> revB(1.2nH)

revA(2.7nH) -> revB(1.8nH)

revA(1.5nH) -> revB(1.8nH)

revA(6.8nH) -> revB(3.3nH)

revA(5.6nH) -> revB(4.7nH)

revA(1.5pF) -> revB(0.75pF)

RF6361A

B1

GSM1800_RX

B8/EGSM

B5/GSM850

B2/GSM1900

revA(DNI) -> revB(2.2nH)

revA(2.7nH) -> revB(1nH)

revA(1pF) -> revB(0.5pF)

revA(0.75pF) -> revB(0.5pF)

revA(7p) -> revB(1.5nH) revA(2.2n) -> revB(100p)

TP1

TP2

Page 60: lg p768

4. TROUBLE SHOOTING

- 60 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Chenck Power Level

Check TP1Over 31 dBm(GSM850, EGSM)

Over 28 dBm(DCS, PCS)RF TX Level is OK

Yes

No

Check PMB5712

Check TP2Over 31 dBm(GSM850, EGSM)

Over 28 dBm(DCS, PCS)Check Separator

Yes

No

Check TP3Over 12 dBm Check PAM

Yes

No

Page 61: lg p768

4. TROUBLE SHOOTING

- 61 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

4.5.2 Checking RF Rx Block

TP2

TP1

Page 62: lg p768

4. TROUBLE SHOOTING

- 62 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Schematic of GSM850/EGSM/DCS/PCS Rx Block

Set the phone Rx is On

Check TP1 Signal exist? Check RF Switch (M/S)No

Yes

Check Duplexer, PMB5712

Check TP2 Signal exist? Check SeparatorNo

Yes

L128 1.2n

C137 1.5n

C148 4.7n

100p

C143

C149

8.2n L114DNI

C154DNI

33pC153

DNIL117

C144

10n

2.7nC13333pC132

DNIL102

SW101

ENWY0003901

UFL-R-SMT10

G1

ANT G2

VB

AT

VBAT_PAM

C139 1.8n

L101150n

C134 33p

C146 3.3n

C138 100p

DNIL106

MS-156CSW102

ENWY0008701 4 3

2

1ANTCOMMON

G3G4

1.8nC135

1n C120

4.7nC163

L125

0.75p

C159 2.2n

DNIL120

C152 1n

L116

0.5p

L113

0.5p

DNIL115

3.9nC151220pC150

DNIL112

FL101

21

20

15

19

10 18

168

11

7

9

6

512

4 313

214

1

17VDD

TRX

_3

SP

I_C

LKTR

X_2

SP

I_D

RW

TRX

_1

GN

D1

GN

D6

GN

D2

TXH

GND4

GND3

AN

T

TXL VSPI

TRX_6GND5

TRX_5

SP

I_S

S

TRX_4

PG

ND

VDD_2V85

L104DNI DNI

L105

L108DNI

0.75p

L109

C136 1.8n

DNIL103

2.7nC147

DNI

L129

220pC145

C1420.1u

R10

4

3.3

C141100n

R10

50 0

R10

6

EAN62491801RF6261B

U103

17 181920

21

10

11

12

13

14

15

16

9

8

7

6

5

4

3

2

1B8_TX

B5_TX

GSM_LB_TX

B2_TX

B1_TX

GSM_HB_TX

B3_TX

HB_RFIN

SDI_EN

VCC

LB_RFIN

VS

DI

NC

SD

I_G

ND

SDI_CLK

SDI_DAT

RF_GND

VC

MO

S

FB_A

M

VB

ATT

RF_

OU

T

DNI

L135

U102

EAM62530601B40251GY2045L

49474543424140393837

363534

2322

2120

1716

1514

1918

1086542

4446501248

3332313029282726252413111379Tx

_Ban

d1

Tx_B

and2

Tx_B

and5

Tx_B

and8

GN

D7

GN

D8

GN

D9

GN

D10

GN

D11

GN

D12

GN

D13

GN

D14

GN

D15

GN

D16

GN

D17

GN

D18

ANT_GSM1800ANT_Band1ANT_Band2ANT_Band5ANT_Band8

GND1GND2GND3GND4GND5GND6

Rx_GSM1800_1Rx_GSM1800_2

Rx_Band1_1Rx_Band1_2

Rx_Band2_1Rx_Band2_2

Rx_Band5_1Rx_Band5_2

Rx_Band8_1Rx_Band8_2

GND19GND20GND21

GN

D23

GN

D24

GN

D25

GN

D26

GN

D27

GN

D28

GN

D29

GN

D30

GN

D31

GN

D32

GND

GND

RX_B1_H2

RX_B2_M2

RX_B5_L2X

RX_B8_L1X

SP

I_D

RW

SPI_DRW

SP

I_S

S

SPI_SS

SPI_CLK

SP

I_C

LK

VS

PI

VS

PI

PA

_RF

PA

_PO

W_D

ET

TX_H

TX_L

GSM_HB_TX

GSM_HB_TX

GSM_LB_TX

GSM_LB_TX

RX_GSM1800_M1RX_GSM1800_M1X

RX_B8_L1

RX_B5_L2

RX_B2_M2X

RX_B1_H2X

CP_OUT

revA(1.8nH) -> revB(1nH)revA(1nH) -> revB(1.2nH)

revA(2.7nH) -> revB(1.8nH)

revA(1.5nH) -> revB(1.8nH)

revA(6.8nH) -> revB(3.3nH)

revA(5.6nH) -> revB(4.7nH)

revA(1.5pF) -> revB(0.75pF)

RF6361A

B1

GSM1800_RX

B8/EGSM

B5/GSM850

B2/GSM1900

revA(DNI) -> revB(2.2nH)

revA(2.7nH) -> revB(1nH)

revA(1pF) -> revB(0.5pF)

revA(0.75pF) -> revB(0.5pF)

revB(6.9nH)->revC(8.2nH)

revA(7p) -> revB(1.5nH) revA(2.2n) -> revB(100p)

revB(6.8nH)->revC(4.7nH)

TP2

TP1

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4. TROUBLE SHOOTING

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4.6. GPS/WIFI/BT RF components

4.6.1 GPS Module

GPS chip is made by Broadcom and name is BCM47511

Reference No. Description Reference No. Description

FL201 Filter U203 GPS IC

U201 GPS LDO X201 GPS TCXO

U202 GPS LNA

U200

U202 U201FL200

X200 GPS

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4. TROUBLE SHOOTING

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4.6.2 Wifi/BT/FM Module

Reference No. Description Reference No. Description

FL301 Filter U301 2Ghz FEM

FL302 Filter Separator U304 5Ghz FEM

U302 WIFI/BT/FM Chip X301 Crystal

X301

U302U304

U301

FL302

FL301

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4. TROUBLE SHOOTING

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4.7 GPS/WIFI/BT SIGNAL PATH

4.7.1 GPS Signal Path

GPS ANT

U200GPS LDO

U202GPS IC

U201GPS LNA

FL200FilterX200 GPS

TCXO

GPS ANT

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4. TROUBLE SHOOTING

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4.7.2 Wifi/BT/FM Signal Path

WIFI Signal Path

Wifi Tx Signal Path

X301Crystal

U302Wifi/BT/FM IC

U3045Ghz FEM

U3012Ghz FEM

FL301Filter

ANT

FL302Filter

X301Crystal

U302Wifi/BT/FM IC

U3045Ghz FEM

U3012Ghz FEM

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4. TROUBLE SHOOTING

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LGE Internal Use Only

4.9 Power ON Troubleshooting

The main power source of LGP760 is provided by 2 chips which are TWL6030 and XMM6260 (Communication

processor). Since XMM6260 only powers up normally when OMAP4430 is properly powered therefore, TWL6030

is the actual one to take look at.

Power ON sequence of LGP760 is,

PWR key press PM_ON_SW goes low (R907, TWL6030 PWRON_ pin(L5)) TWL6030 Power Up

SENSOR_3.0V VSEL_1.8V (L704) VSEL_VMEM (L707) VSEL_2.1V (L705) VSEL_1.29V (L706)

VPMIC_VCXIO VSEL_VCORE3 (L703) VCORE1_OMAP_MPU (L701)

VCORE2_OMAP_IVAUD (L702) goes high

(if network connected VSD1_1.3V VSD2_1.8V)

TWL6030 Power on sequence

Externalperipherals

Phoenix PowerDevice OMAP4430

External Power IC: Enable

LPDDR2: VDD1CDC3S04: VDD_DIGAll peripherals: 1.8v lOs and cores

LPDDR2: VDD2

External Power IC: Enable

Phoenix Audio: TBD

LPPDDR2: VDDCA, VDDQAll peripherals: 1.2v lOs and cores

CDC3S04: IOs

Phoenix Power IC tum on time up to

REGEN1/2

V1V8

VMEM @ 1.35V or 1.2V wrt boot mode

SYSTEM

V2V1

V2V29@ 1.2V

VCXIO

VCORE3

VCORE1

VCORE2

VDDS_1P8VDDS_DV_xxx@ 1.8vVDDA_BG_VBB, VDD_LDO_SRAM

[email protected]

VDDS_DPLL, VDDA_DSI1/2

VDDA_CSI21/2, VDDA_UNI1,VDDA_USB1OTG_1P8V,VDDS_1P8_FREF

VDD_COREVDD_DLL0/1_LPDDR21/2

VDD_MPU

VDD_IVA_AUDIO

Power On Event: battery plug, power on button, remote power on, RTC wakeup, battery Voltage > Vbatmin thresold during charge

7ms(after debounce) - Phoenix intermal power up sequence

VBAT

1.8V500us

500us1.35V if Phoenix BOOT1=0or1.2V if BOOT1=1

500us 1.8V

500us 2.1V

500us1.2V

500us

1

2

3

4

5

6

7

2’

3’ 8

9

4.8 Power ON Troubleshooting

The main power source of LGP768 is provided by 2 chips which are TWL6030 and XMM6260 (Communication processor).

Since XMM6260 only powers up normally when OMAP4430 is properly powered therefore, TWL6030 is the actual one to

take look at.

Power ON sequence of LGP768 is,

PWR key press -> PM_ON_SW goes low (R907, TWL6030 PWRON_ pin(L5)) -> TWL6030 Power Up -> SENSOR_3.0V

->VSEL_1.8V (L704) ->VSEL_VMEM (L707) -> VSEL_2.1V (L705) -> VSEL_1.29V (L706) -> VPMIC_VCXIO -> VSEL_VCORE3

(L703) -> VCORE1_OMAP_MPU (L701) -> VCORE2_OMAP_IVAUD (L702) goes high

(if network connected -> VSD1_1.3V -> VSD2_1.8V)

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4. TROUBLE SHOOTING

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XMM6260 PMU Power on sequence XMM6260 PMU Power on sequence

Page 69: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

START

Battery voltage higher than 3.5V? Change or charging the BatteryNo

Yes

Change the main board

Power Key is damaged? Check the Power Key

No

Yes

Press PWR Key Check TP1 high to low? Change the Power Key

No

Yes

Is clock OK?X701(TP9) : 32.768Khz Change the TCXO and X-tal

No

Yes

VSEL_1.8V(TP2)VSEL_VMEM(TP3)

VSEL_2.1V(TP4)VSEL_1.29V(TP5)

VCORE1_OMAP_MPU(TP6)VCORE2_OMAP_IVAUD(TP7)

VSEL_VCORE3(TP8) up?

Change the Main board

Yes

No

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4. TROUBLE SHOOTING

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R907, PWR_ON_SW(TP1)

Power Key of LGP768

BOTTOM view of LGP768

L704, VSEL_1.8V(TP2)

L707,VSEL_VMEM(TP3)

L702,VCORE2_OMAP_IVAUD(TP7)

L706, VSEL1.29V(TP5)

L705, VSEL_2.1V(TP4)

X701, CLOCK(TP9)

L703, VSEL_VCORE3(TP8)

L701, VCORE1 _OMAP_MPU(TP6)

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4. TROUBLE SHOOTING

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4.9 Charger Troubleshooting

LGP768 micro USB is located at the side of the terminal set, charging current flows from external micro USB Connector

directly to the battery. The charger IC maximum charging current is set around 850mA.

Charging Procedure

- Connect TA or u-USB Cable

- Control the charging current by MAX8971 IC

(TA or USB -> OVP IC,MAX14528 -> Charger IC, MAX8971)

- Charging current flows into the battery

Troubleshooting Check Point

- Connection of TA or USB Cable

- Charging current path (MAX8971)

- Battery

During charging operation test point signal goes low and when stop charging goes high.

R760 (pull-up resistor),CHARGE_IRQ_N(not VSEL_1.8V point of R760)

Page 72: lg p768

4. TROUBLE SHOOTING

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Check the Connectionof uUSB and battery

Connection OK?No

Yes

Is the uUSB Cablevoltage 4.8V (or 5.0V)

No

Yes

Is it charging properlyAfter turning on?

START

Change I/O connector

Change TA (or u-USB cable)

ENDYes

No

R760 Signal is correct? ENDYes

No

Change the Main Board

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4. TROUBLE SHOOTING

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Cable is inserted? Insert cableNo

Yes

Change the mainboard

C719(TP1) is 5V? Check MUIC or Charger ICNo

Yes

USB_D+ (TP2) is 3.3V? Check IC701No

Yes

START

4.10 USB Trouble shooting

The sequence of LGP768USB is,

USB connected to LGP768 -> USB_VBUS(C716)goes to 5V -> USB_D+ go to 3.3V-> USB_DATA is triggered -> USB work

Block Diagram of USB & UART connection is shown below

4.11 USB Trouble shooting

The sequence of LGP760USB is,

USB connected to LGP760 USB_VBUS(C716)goes to 5V USB_D+ go to 3.3V USB_DATA is triggered USB

work

Block Diagram of USB & UART connection is shown below

Check MUIC or

Charger IC

Insert cable

NO C719(TP1)

is 5V?

YES

YES

Cable is inserted? NO

Check IC701

Change the Main board

NO

YES

Start

USB_D+(TP2) is

3.3V?

Page 74: lg p768

4. TROUBLE SHOOTING

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Typical USB path

FL13016

5

3

24

1D1

D4 D2

D3

G1

G2

D1309D1308

RCLAMP0521PA_TCT

PESD12VS1UB

ZD1307

R13

03 0

CN1301

04-5161-005-100-868EAG63090001

11

10

9

54321

8

7

6

680p

C1302

1

2C1301

39p

USB_DPUSB_DM

USB_ID

VCHG

Rev.B: Size Change

uUSB Connector

C3B5B4

USBA0_OTG_DM/UART3_TX_IRTX/UART2_TX/GPIO_180/SAFE_MODEUSBA0_OTG_DP/UART3_RX_IRRX/UART2_RX/GPIO_179/SAFE_MODE

USBA0_OTG_CE

USB_DM_OMAPUSB_DP_OMAP USB

MUIC

FL700

SFEY0015301

NFM18PC104R1C3IN OUT

GND1 GND2C729

10n

USB_VBUS_CON

D700

100n

C726

R7211.5K

TP703

R723 2.2KTSU5611YZPR

IC701

EAN62210001

B4

D2

B2

A1 A2

B3

C2

A4

C1

A3 D1

E4

D3 D4

E3

E2 C3

E1 C4

B1

VS

UP

PLY

UART_TXVBUS

UART_RXDM

DP

USB_DMID

USB_DP

AUDIO_LR2_2K

AUDIO_R

MIC

DSS

_INT

SDACLDO

SCL

GND

ISE

T

56KR720

DNI

R724

1.5KR722

C736

10n

VSEL_1.8V

VBAT

I2C3_SCLI2C3_SDA

VCHG

USB_DM_OMAPUSB_DP_OMAP

USB_DPUSB_DM

USB_ID

UART_TXUART_RX

MUIC_INT/

90ohm matching !!

MICRO USB CONN. + MUIC

90ohm matching !!

2mmrev1.0 : delete USB_DM/DP/ID, VBUS,GND TP

90ohm matching !!

USB-USB+

USB_ID1

USB_VBUS_CON

100K

R91

4

Q902

EBK61572201LSCR523EBFS8

2

13

R911

4.7K

VBAT

CN903ENBY0040701GB042-30S-H10-E3000

1615

1714

1813

1912

2011

2110

229

238

247

256

265

274

283

292

301

AUD_SPK_NAUD_SPK_PUSB_DP

USB_DM

FRONT_KEY_LED_EN/

VIB_L_N

USB_ID

VIB_L_P

AMIC_GND

KEY_C[1]MICBIAS

KEY_R[2]

MMIC_P

(1T, 30 Pin)Lower_Ant FPCB Connector

LOW : OFFHIGH : ON

revA(R[1]) -> revB(R[2]) : for home key

revA(R[0]) -> revB(GND) : delete quick key

P760_RevD/P768_RevB : Delete R915

CN1300

161517141813191220112110229238247256265274283292301

VCHG

VBAT

VIB_L_N

USB_DPUSB_DM

VIB_L_P

LED_C

USB_ID KEY_C[1]

MMIC_P

AUD_SPK_P

VCHG

AMIC_GND

KEY_R[2]

AUD_SPK_N

MICBIAS Rev.E: Add GND

12.04.10 Pin map Changed

EU Rev.E: R[1]->R[2]

TP2

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4. TROUBLE SHOOTING

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C719 (USB_VBUS)_TP1 IC701 (MUIC – TI TSU5611YZPR)

C719 (USB_VBUS)_TP1 IC701 (MUIC – TI TSU5611YZPR)

Typical USB path

USB D+(TP2)

TP2

USB D+(TP2)

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4. TROUBLE SHOOTING

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4.11 Audio trouble

4.11.1 Speaker troubleshooting

Speaker control signals are generated by OMAP4430 (U501) and Power is supplied byTWL6040(U803).

Is speaker sound OK?TP1,TP2 END

Yes

No

Change the mainboard

Change the main ANT module.Is speaker sound OK?

ENDYes

No

Change the RF key PCB.Is speaker sound OK? END

Yes

No

Change the TWL6040(U803)Is speaker sound OK?

TP3,TP4END

Yes

No

START

Check the speaker sound andreconnect the main ANT module

Page 77: lg p768

4. TROUBLE SHOOTING

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(1) Check The resistance of speaker

(2) Check The RF PCB

F-PCB Front-side view F-PCB back-side view

Impedance /at 2kHz [Ω} 8.0± 15%CTQ

4.12.1 Speaker troubleshooting

(1) Check The resistance of speaker

(2) Check The RF PCB

Check the connector To Main board

TP1SPK_P TP2

SPK_N

Check the connector To Main board

4.12.1 Speaker troubleshooting

(1) Check The resistance of speaker

(2) Check The RF PCB

Check the connector To Main board

Connector

Connector

Page 78: lg p768

4. TROUBLE SHOOTING

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(3) Check The MAIN Board

Check the Output signal of Audio Codec (below)

TWL6040

TP3 AUD_SPK_N

TP4 AUD_SPK_P

1n

C840C839

1n

120FB803

A8A9B5B4B8B9A5A4

HFLP1HFLN1HFRP1HFRN1HFLP2HFLN2HFRP2HFRN2

FB804 120AUD_SPK_NAUD_SPK_P

TP3 AUD_SPK_N

TP4 AUD_SPK_P

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4. TROUBLE SHOOTING

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Is receiver sound OK?TP1 END

Yes

No

Change the mainboard

Change receiver ok? (TP2) END

Yes

No

Change theTWL6040(U803) Is speaker sound OK? END

Yes

No

START

Check the receiver sound (loop back mode).

And reconnect receiver on main-board.

4.11.2 Receiver troubleshooting

Receiver control signals are generated by OMAP4430 (U501) and Power is supplied byTWL6040(U803).

Page 80: lg p768

4. TROUBLE SHOOTING

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(1) Check the Resistance of Receiver

(2) Check the output signal of Audio Codec

Main PCB Back side view

TP2

Item Receiver

Rated Power [W] 0.03

Frequency Range [Hz] 300~7.0k

Sound Pressure Level [dB] 106 ± 3/100mV

Rrsonance Frequency [Hz] 420 ± 90

Maximum Power [W] 0.05

Impedance /at 2kHz [Ω} 32 ± 15%

CTQ

CTQ

(1) Check the Resistance of Receiver

(2) Check the output signal of Audio Codec

TP1

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4. TROUBLE SHOOTING

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4.11.3 Main MIC troubleshooting

Main MIC signal is generated by MEMS MIC on RF-key PCB

Check the MIC hole to make clear the voice signal path.

Is vioce signal OK?END

Yes

No

Change the mainboard

Change the RF-key PCB.And check the voice siganl.

Is voice signal OK?(TP1)

ENDYes

No

Change the TWL6040(U803)Is the voice siganl OK?

(TP2)END

Yes

No

START

Check the MIC signal by loop-back testor voice recorder

Page 82: lg p768

4. TROUBLE SHOOTING

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(1) Check the RF Key FPCB

(2) Check the Output Signal of Main PCB

F-PCB Back side view

Main PCB Front side view

(1) Check the RF Key FPCB

(2) Check the Output Signal of Main PCB

Main MIC

TP1

TWL6040

C829 output signal of SUB MIC

C825 output signal of Main MIC

TP2

Page 83: lg p768

4. TROUBLE SHOOTING

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4.11.4 SUB MIC troubleshooting

Sub MIC signal is generate by MEMS MIC on Main PCB

Check the MIC hole to make clear the voice signal path.

Is vioce signal OK?(TP3)

ENDYes

No

Change the mainboard

Change the sub mic. Is voice signal OK END

Yes

No

Change the TWL6040(U803)Is the voice signal OK?

(TP4)END

Yes

No

START

Check the MIC signal by loop-back testor voice recorder

Page 84: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

(1) Check the SUB MIC and MiC’s Hole

SUB MIC

TWL6040

SUB MIC

C829 output signal of SUB MIC

C825 output signal of Main MIC

TP3

TP4

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4. TROUBLE SHOOTING

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4.11.5 Ear-MIC troubleshooting

Ear MIC control signal is generate by TWL6040 and OMAP4430.

- Disable to recognize headset insert

Check the 3.5pi headest FPCB BtoB connector or change that FPCB

to new one.

No

Yes

START

Check the left signal and detectionline became short when

headset inserted (TP1)

No

END

Change the P-channel MOCFET

Detecting headset insert well?

Change the TWL6040.Detecting headset insert well?

No

Change the mainboard

ENDYes

ENDYes

Yes

No

Check the left signal and detection signal that be shorted when headset inserted, also confirm Ear MIC

Signal, HIGH

Ear Conn

EAR MICGNDEAR_REAR_LL_Detect

TP1

Page 86: lg p768

4. TROUBLE SHOOTING

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4.12 Camera trouble(8M/ 0.3M)

4.12.1 Main 8M AF Camera troublesho

8M camera control signals are generated by OMAP4430(U501), and Power is supplied by LP8720(U1001)

Check the camera conn. and revonnect thr camera

Camera is OK?

No

ENDYes

START

Yes

Check the camera signals MCLK(TP4), MIPI_CLK(TP5), MIPI_DATA(TP6)

Yes

Change the camera

Change the main boardNo

Check IOVDD(TP1),DVDD(TP2), AVDD(TP3)

Camera is OK? ENDYes

No

Page 87: lg p768

4. TROUBLE SHOOTING

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C1010

1u

U1001LP8720TLX

EUSY0227205

B1

E1C2B2

C1E2D3C3

A1C4B3

A3D4E3D2

B4E4

A2

D1

A4

VB

ATT

VIN

2

VIN

1VINB LDO1

FB

SW

GNDB

LDO2

IRQ_N

SDA LDO3

SCL

DVS

EN

LDO4

DEFSEL

IDSEL LDO5

GN

D

C1002

2.2uC1004

2.2u10u

C1001

C1011

1u 1u

C1012 C1014

1u

C1013

1u

2.2u

C1003

2.8V_5M_VANA

1.8V_5M_VIO

VBAT

VT_1.8V_VDIG

VT_2.8V_VANA

2.8V_5M_VCM

R1002100K

R1001

10K

I2C3_SCLI2C3_SDA

CAM_SUBPM_EN

revA(use DC/DC) -> revB

SUB PMIC-CAM POWER

revA -> revB 10K Added

TP3:C10121.8V_ANA

TP1:C10131.8V_VIO

C1023

1u

C1024

1u

VBAT

1.8V_5M_VDIG

U1003

EUSY0374201

RP103K121D-TR

5

3241

VOUT VDDGND CE

PG

ND

1.8V_5M_LDO_EN

revA(DNI) -> revB(Deleted)

CAMERA LDOrevA(EUSY0353601) -> revB(EAN62335301) for CI

U1003 LDO Change for 1.2V LDO For P768 8M

TP2:C10231.2V_VDIG

Page 88: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

PESD5V0V1BL

ZD1004

4.7u

C1025

C1007

4.7u

C1006

2.2u

1.8V_5M_VDIG

FL1002

10 9

8 47 36 25 1

P1P5P2P6P3P7P4P8

G1

G2

2.8V_5M_VCM

C1027

DNI

RC

LAM

P15

21P

VA

1006

1.8V_5M_VIO

ICMEF112P900MSFEY0016301

FL1001

5

6

3 1

4 2P2P4

P1P3

P6

P5

R1006

10

C1028

6p

0

R1003

RC

LAM

P15

21P

VA

1007

ZD1002

ESD9B5_0ST5G

ZD1001

RC

LAM

P05

21P

A_T

CT

ENBY0034201

CN1001

GB042-24S-H10-E3000

1312

1411

1510

169

178

187

196

205

214

223

232

241

2.8V_5M_VCM

2.8V_5M_VANA

1.8V_5M_VIO

C1005

10u

0

R1007

I2C3_SCL

I2C3_SDA

5M_MIPI_CLK_N5M_MIPI_CLK_P

5M_MCLK

5M_MIPI_DATA1_N5M_MIPI_DATA1_P

5M_MIPI_DATA0_N5M_MIPI_DATA0_P

5M_RESET_N

EEPROM_WP(For 8M)

VCM_PD(For 8M)

1.2V(For 8M)

revA(DNI) => revB(6p)

EBP61602601 / HYNIX / 90 degree

EPROM WP PIN = GND ( WRITE Enable )EPROM WP PIN = VCC ( WRITE Protect )

revA(10V) -> revB(6.3V) For CI

8M_MIPI_CAMERA for P768

R1007 DNI -> 0ohm (P768)

R1003 DNI -> 0ohm (P768)

TP4:R1006MCLK

TP5:FL1001MIPI_CLK

TP6:FL1002MIPI_DATA

TP5:FL1001

TP6:FL1002

TP4:R1006

TP2:C1023

TP1:C1013

TP3:C1012

Page 89: lg p768

4. TROUBLE SHOOTING

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4.12.2 Sub 0.3M Camera troubleshooting

0.3M camera control signals are generated by OMAP4430(U501), and Power is supplied by LP8720(U1001)

C1010

1u

U1001LP8720TLX

EUSY0227205

B1

E1C2B2

C1E2D3C3

A1C4B3

A3D4E3D2

B4E4A

2

D1

A4

VB

ATT

VIN

2

VIN

1VINB LDO1

FB

SW

GNDB

LDO2

IRQ_N

SDA LDO3

SCL

DVS

EN

LDO4

DEFSEL

IDSEL LDO5

GN

D

C1002

2.2uC1004

2.2u10u

C1001

C1011

1u 1u

C1012 C1014

1u

C1013

1u

2.2u

C1003

2.8V_5M_VANA

1.8V_5M_VIO

VBAT

VT_1.8V_VDIG

VT_2.8V_VANA

2.8V_5M_VCM

R1002100K

R1001

10K

I2C3_SCLI2C3_SDA

CAM_SUBPM_EN

revA(use DC/DC) -> revB

SUB PMIC-CAM POWER

revA -> revB 10K Added

TP2:C1011VT_2.8V_VANA

TP2:C1010VT_1.8V_VDIG

Page 90: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

VT_1.8V_CAM_VIO

4.7u

C731

C746

1u

C748

1u

C750

1u

0R768

C751

1u

C752

1u

C754

1u

C758

2.2u

C756

1u

FB707 120

VSEL_VMEM

VPMIC_VMMC

10uC734

L707 0.47u

2.2u

C747

BA

T701

2.2u

C768

C755

2.2u2.2u

C753

R12T12R11T11R13R10T10

E10A

7

D7

K4

J13

G15

F15R9

T9T8B10B

8

B5

B6

A6

A5

G4

M8

G7

GN

D_A

NA

_B7

GN

D_D

IG_V

IOG

ND

_DIG

_VR

TC

CH

RG

_PG

ND

_B1

CH

RG

_PG

ND

_B2

CH

RG

_PG

ND

_B3

CH

RG

_PG

ND

_B4

VU

SIM

VA

NA

VA

UX

1

VA

UX

2

VA

UX

3

VC

XIO

VD

AC

VM

MC

VP

P

VR

TC

VU

SB

VB

AC

KU

P

VMEM_IN_B1VMEM_IN_B2

VMEM_FDBKVMEM_SW_B1VMEM_SW_B2

VMEM_GND_B1VMEM_GND_B2

VPMIC_VDAC

VPMIC_VUSB

VPMIC_VCXIO

TWL_LDO_3.2V

VPMIC_VAUX1

VPMIC_OMAP_VPP_CUST

VPMIC_VRTC

TOUCH_3.0V

BACKUP BATTrevA -> revB : Add 0 ohm

Located near TWL6030

0.1mm

rev1.0 -> rev1.1 : Change for CI, 2.2uF -> 1uFC746,C748,C750,C751,C752,C754,C756

TP1:C750VT_1.8V_VIO

TP1:C750 TP2:C1011

TP2:C1010

Page 91: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

4.13 Main LCD troubleMain LCD control signals are generated by OMAP4430. Those signal’s path are :

OMAP4430 -> LCD Module

Press PWR key turn the power On

Is the circuit powered?

Yes

END

Follow the Power ON trouble shooting

No

LCD display OK?

START

No

Check LCD Power 1. VCC_LCD_2.8V(C905)-TP1

2. IOVCC_LCD_1.8V(C910)-TP23. LCD BL Boost output LED_A(C906)-TP3

Check EMI Fiter1. Damage Check

2. Signal Check(TP4)

No

No

No

Change the Main board

Disconnect and reconnect LCD connector(CN900)

Change LCD module

The LCD works

Yes

Yes

CN900 : LCD connectorEMI Fiter FL701, FL902

U902 :LCD Backlight Driver IC

Page 92: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

CN900

GB042-24S-H10-E3000ENBY0034201

1312

1411

1510

169

178

187

196

205

214

223

232

241

ICVL0518400V500FR

ZD904 ZD905 ZD903

IOVCC_LCD_1V8

C904

1u

SFEY0015901

FL901

10 9

8 47 36 25 1

P1P5P2P6P3P7P4P8

G1

G2

VCC_LCD_2V8

SFEY0016301

FL902

5

6

3 1

4 2P2P4

P1P3

P6

P5

C905

1u

C909

100n

C910

100n

GND

DSI2_LCD_MIPI_D1_NDSI2_LCD_MIPI_D1_P

DSI2_LCD_MIPI_CLK_PDSI2_LCD_MIPI_CLK_N

LED_A

LCD_MAKER_ID

LCD_PWM

LCD_RESET_N

DSI2_LCD_MIPI_D0_PDSI2_LCD_MIPI_D0_N

LED_C2

LED_C1

LCD_VSYNC

revA -> revB : Added

revA -> revB : Added

RevB(GND) -> RevC : Change foe ESD

LED 10EA/2WAY,20mA/EA4.7qHD LCD CONNECTOR(MIPI)

30 => 24 PIN, PIN MAP Change. +V3P0_L8_LCD delete

VCC_LCD_2.8V(C905)TP1

ICVCC_LCD1.8V(C910)TP2

EMI Filter(TP4)

R92

3

100K

1u

50V

C906

LM3533TMX-40U902

EAN62410501

B4

D2

B2 A1

A2

B3

C2

A4

C1

A3

D1

E4

D3

D4

E3

E2

C3

E1

C4

B1SCL

SW

LVLED1

PWM

LVLED2

LVLED3

LVLED5

HWEN

LVLED4

HVLED2

CPOUT

HVLED1

IN

INT

OVP

C+

C-SDA

ALS

GND

VSEL_1.8V

1.5K

R90

1

VBAT

C90710V 10u

ZD906

EDSY0018601SDS511Q

L900

TOKO

10u1239AS-H-100N=P2

R90

21.

5K

I2C2_SCLI2C2_SDA

LED_A

LCD_CP_EN

LCD_PWM

LED_C2LED_C1

4.7" LCD BACKLIGHT LED BOOSTC15000, C15001 Delete

LCD BL LED_A(C906)TP3

Page 93: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

LCD BL LED_A(C906)TP3

ICVCC_LCD1.8V(C910)TP2

VCC_LCD_2.8V(C905)TP1

TP4

Page 94: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

Re-insert the SIM card

Work well? ENDYes

No

Change Main

TP1 2.9V_USIM(C1228)runs? Change the main boardNo

Yes

Work well? ENDYes

START

Change SUB

Work well? ENDYes

No

Change SIM card

No

4.14 SIM detect Trouble shootingThe sequence of detecting LG-P768 SIM is,

SIM inserted to LG-P768 -> 2.9V_USIM(C1228) goes to 2.9V -> Triggers SIM clock, reset and data.

Block Diagram of USB & UART connection is shown below

4.15 SIM detect Trouble shooting

The sequence of detecting LG-P760 SIM is,

SIM inserted to LG-P760 2.9V_USIM(C1228) goes to 2.9V Triggers SIM clock, reset and data.

Block Diagram of USB & UART connection is shown below

TP1

TP3

I_O RST CLK

USIM

USIM_CLKK USIM_RESET USIM_DATA

MP-EHM

XMM6260 CC_IO CC_CLK CC_RST

Start

Re-insert the SIM card

Work well? End Yes

No NO

Change the main

board

2.9V_USIM (C1228) runs?

YES Change SUB

Work well? End Yes

No Change SIM card

Yes

No

End Work well?

Change Main

Page 95: lg p768

4. TROUBLE SHOOTING

- 95 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

VA

1213

ES

D79

51S

T5G

VA

1217

VA

1218

0R

1220

VA

1219 VSEL_1.8V

3.0V_MICROSD0.1u

C1228

VSIM_2.9V

VUSIM_2.9V

C1225

18p

C1226

18p 22p

C1227

S1200

ENSY002280149619-1611

S8

S4

S7 G4

S3 G3

S6 G2

S2 G1

S1 T8 T7 T6 T5 T4 T3 T2 T1 S5

ST1

ST2

CO

MM

ON

DE

TEC

T

GN

D

DA

T2

CD

_DA

T3_2

CM

D

VD

D

CLK

2

VS

S_2

DA

T0

DA

T1

VC

C_V

OLT

AG

E

GND1VCC_RESET

GND2VPP

GND3CLK1

GND4IO

RESERVED1

RESERVED2

R12

17

47K

47K

R12

18

47K

R12

23

47K

R12

22

47K

R12

21

R12

19

470K

10p

C1229

4.7K

R12

16V

A12

10

ON-SEMI5V 5.4V min. 12.9V 1A 150mW 1A R/TP 2P

3.0V_MICROSD

C1230

100n

10R1225

VA

1211

10R1226

10R1224 10R1227

10R1228

10R1229

10R1230

VA

1214

ESD7951ST5GON-SEMI

VA

1215

VA

1216

VA

1212

VA

1220

MICROSD_DET/

NFC_SWP

3.0V_MICROSDMICROSD_CMD

MICROSD_DAT3

MICROSD_DAT2

MICROSD_CLK

MICROSD_DAT0

MICROSD_DAT1

USIM_RESET/

USIM_CLKUSIM_DATA

revA -> revB : change SD Detect/

revA -> revB : change SD Detect/

revB(TVS)->rev1.0(TVS Vender changed)

TP1 2.9V_USIM(C1228)

TP1 2.9V_USIM(C1228)

Page 96: lg p768

4. TROUBLE SHOOTING

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4.15 Vibrator Troubleshooting

Check out the setting menu on the phone. If not, check Test points shown on the pictures.

Turn on the phone

Is the circuit powered?

Yes

Follow the power-on trouble shooting

No

START

Check TP1, 2, 3

No

Change the main board

Change the vibratorYes

Vibration OK?

Vibrator works

END

Yes

Check haltic feedback on the setting menu

No

(1) Check the Haptic FeedBack [On] Menu => System settings => Sound => Vibrate on touch Check [On]

Page 97: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

(3) Check the Signal of TP (MAIN Board)

(2) Check the resistance of Motor

4-5 Resistance [Ω}17 ± 20%

32 ± 20%

TP805

TWL_LDO_3.2V

1u

C847

0

R807

DNI

R803

R81

0

100K

C848

1u

10nC849

R811 DNI

EAN62532201

U806ISA1000A

1110

54

63

72

81

9E

XP

1

EN VDP

PWM GND

MODE VDD

GAIN VDN

EX

P2

EX

P3 VIB_L_N

VIB_L_P

VIBE_PWMVIBE_EN

TP1

TP3

TP2

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4. TROUBLE SHOOTING

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TP3:Check PWM signal

TP2:Check high

TP1:Check 3.0~3.2v

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4. TROUBLE SHOOTING

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4.16 Compass or Accelerometer Sensor on/off troubleWhen the compass or accelerometer sensor does not work, the reason is chip problem. If the motion sensor IC is

damaged, it will do not work even thought power is supplied and OMAP4430 controls normally. Therefore if the motion

sensor is damaged, change the motion sensor IC or main board.

Check the digital cpmpass & Accelerometer sensor

Function is OK? ENDNo

No

START

Check the VSEL_1.8VTP1(C830)

No

Change the Chip

Function is OK?

Accelerometer woeks

END

Yes

Check Accelerometer test & Implement the Calibration on the

hidden Menu

No

NoChange the main board

Page 100: lg p768

4. TROUBLE SHOOTING

- 100 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

VSEL_1.8V

U801

BOSCH

BMC050

EAN62222201

2

5

14

1

13

1011

6

3 9

8

12

4

16 15

7

GN

D1

SC

K

INT1

INT3

GN

D3

GN

D2

DRDYPS2

CS

B2

SDI

SDO

VD

D

INT2

VD

DIO

CS

B1

PS1

0.1u

C830 C831

0.1u

I2C4_SDA

I2C4_SCL

COMPASS_DRDY

MOTION_INT1

TP1

Compass & AccelerometerSensor(U801)

TP1(C830)

Page 101: lg p768

4. TROUBLE SHOOTING

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4.17 Proximity Sensor on/off trouble

Proximity Sensor is worked as below:Send Key click -> Phone number click -> Call connected -> Object moved at the sensor-> Control the screen’s on/off operation automatically

Send Key click & Phone number click & Call connected

START

Change the vt_cam fpcb LCD off? ENDYes

Check Sensor_3.0V(TP1) & I2C3_SDA & SCL

& PROX_INT Output(TP2)

Output work well?

No

ENDYes

Change the main board

Function is OK? ENDYes

No

No

Object moved at theProximity sensor

Page 102: lg p768

4. TROUBLE SHOOTING

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LGE Internal Use Only

SENSOR_3.0V

C852

1u

PROXI_3.0V

C8531u

4.7KR817

VSEL_1.8V

TP806

U800

EAN62006801

APDS-9190

54

63

72

81SDA VDD

INT SCL

LDR GND

LEDK LEDA

I2C3_SCL

I2C3_SDA

PROX_INT

P760_RevD/P768_RevB : C853 Added

revA -> revB : Change 1uF -> 2.2uF

Proxi. SensorrevA -> revB Sensor 3.0V DNIP760_RevD/P768_RevB : SENSOR_3.0V Added

rev1.0 -> rev1.1 : Change for CI, 2.2uF -> 1uF

SENSOR_3.0VTP1 : C852

PROXI_3.0VTP2 : C853

SENSOR_3.0VTP1 : C852

PROXI_3.0VTP2 : C853

Page 103: lg p768

4. TROUBLE SHOOTING

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4.18 Touch trouble

Touch control signals are generated by OMAP4430. Those signal’s path are : OMAP4430 -> Touch Module

Check the touch connector

END

Touch is OK?

START

No

Check Touch Power 1. VSEL_1.8V(R1119)-TP12.Touch_3.0V(C1112)-TP2

No

No

Change the Main board

Disconnect Reconnect the touch connector

Change Touch module

The LCD works

Yes

CN1102 : LCD connector

Page 104: lg p768

4. TROUBLE SHOOTING

- 104 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

ZD11

04

ESD9B5_0ST5G

R11

19

10K

VSEL_1.8V

1u

C1114

VSEL_1.8V

ZD11

03

ZD11

02 2.2u

C1112

10K

R11

08VSEL_1.8V

CN1102

ENBY005860151338-9873

65

74

83

92

101

G1 G2

G3 G4

R1109

10

I2C2_SCL I2C2_SDA

TOUCH_Maker_IDTOUCH_INT_N

TOUCH_RESET

TOUCH_3.0V

Touch Conn 1.0T-> 1.5T Change

Touch Connector

R1119(TP1)

C1112(TP2)

C1112(TP2)R1119(TP1)

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5. DOWNLOAD

This document is draft version, so the contents will be updated after registering the final one.

TOOL INFORMATION

TOOL VERSION DLL NAME USB DRIVER

Please Check the Version to “B2B”

H/WName Part No.

D/L Cable

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MS695

MS695MS695

P768

P768

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MS695

[LGFlashTool1.3.77.21]LGMS695_20120208_Download

P768

P768

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LGP768

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5. DOWNLOAD

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P768

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5. DOWNLOAD

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MS695

[LGFlashTool1.3.77.21]LGMS695_20120208_Download

MS695

MS695

[LGFlashTool1.3.77.21]LGMS695_20120208_Download

LGMS695_20120208.dll

LGMS695_20120208

P768

P768

P768

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MS695

MS695

P768

P768

LGP768

LGP768 LGP768

P768

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5. DOWNLOAD

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5. DOWNLOAD

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MS695

MS695

P768

P768

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MS695

MS695

P768

P768

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6. BLOCK DIAGRAM

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6.BLOCK DIAGRAM

1. Block Diagram Based on OMAP4430

PMIC(TWL6030)

SDIO5

I2C1

PDM/I2C1

OMAP4430I2C2

SDMMC1

SDMMC2

USBUART4

DSI2

SDRC

VBAT

MIPI_HSI

I2C2

I2C3

I2C1

McBSP1(PCM)

UART2

TWL6040

XMM6260

PMB5712

BCM47511(GNSS)

TCXO Driver(REF_clk)

38.4MHZ

BT/WIFI/FM(BCM4330H)

Proximity Sensor

JTAG 32.768KHz

POP8Gb

LPDDR28M AFVT

(VGA )

8M CAM Flash

eMMC (4GB)

Battery

Charger

MUIC

I2C

3-AXIS+ Compass

LCD Backlight Driver IC

Touch

LCD 4.7”4.7” LCD(540x960)

PDM/I2C1

JTAG

JTAG

MIPI_HSI

I2S2

USB

JTAG

USIF1

32.768KHz

EARO

SPK

EAR_PIECE(RCV)

MIC1MIC1

3.5 pi Ear_Jack

SPK

HS_MICHSOLR

MCLK

ASM

PWR-ON KEYVCHG

HiFi & PCM Voice

McBSP2(PCM)

I2C4

1GbNAND

256MbDDR

NAND

DDR

MCP

UART3

USIM1

DigRF

Fuel gauge

MIPI

MIPI

MIPI

FM RADIO

MIC2

MIC2

I2C3

UART1

2.4G / 5GHz

I2C3

I2C3

I2C2

Motor Driver

I2C4

DP3T SWITCH

LNA

FM ANT( Ear_Jack)

FM_AUDIO

OMAP_CLK_IN

DUPLEXERBANK

RX

PAM DCDC

TX

Coin cell

Block Diagram Based on OMAP4430_P768

Page 126: lg p768

6. BLOCK DIAGRAM

- 126 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

J1 SIM_CD/GPIO_WK3RESET_PWRDWN_N J3

ON1 H2

AH11 HSI2/CAREADY/GPIO164

NR

ES

PW

RO

NM

5AF

7 S

YS

_NR

ES

WA

RM

AE6

SY

S_N

IRQ

1IN

TK

10

AH7

SY

S_P

WR

_RE

QP

RE

Q1

J9

AG9

SR

_SC

LS

RI2

C_S

CL

M13

AE21 McSPI4_CLK/SDMMC4_CLK/GPIO_151

MIPI_HSI_RX_DATA N13

F27 UART3_CTS_RCTX/UART1_TX/GPIO_141USIF1_TXD_MTSR T3

I2S2_CLK0 N1

AG24 SLIMBUS2_CLOCK/GPIO121T_OUT0 N4

AH24 SLIMBUS2_DATA/GPIO122EINT3 K10AE24 ABE_DMIC_CLK1/GPIO119 EINT1 M9AF24 ABE_DMIC_DIN1/GPIO120EINT2 M8

MODEM_SEND

OMAP_SEND

IPC_SRDYIPC_MRDY

AD2

SY

S_D

RM

_MS

EC

UR

E/G

PIO

_WK

6M

SE

CU

RE

N2

2. XMM6260 – OMAP Interface / Control signal_U2(EU)

MIPI_HSI_RX_FLG M14MIPI_HSI_RX_RDY L13

McSPI4_SIMO (MIPI_HIS_AC_DATA)McSPI4_SOMI (MIPI_HIS_AC_FLAG)McSPI4_CLK (MIPI_HIS_CA_READY)

AF20 McSPI4_SIMO/SDMMC4_CMD/GPIO_152 AF21 McSPI4_SOMI/SDMMC4_DAT0/GPIO_153

RESET_PMU_N

IFX_PWR_ON_SW/

IPC_I2S_SYNC

IPC_I2S_DOUT

IPC_I2S_DIN

IPC_I2S_CLK

I2S2_RX P1

I2S2_TX P2I2S2_WA0 R1

AD27 McSPI2_CLK/GPIO_110

AD25 McSPI2_SIMO/GPIO_112 AD26 McSPI2_SOMI/GPIO_111 AC28 McSPI2_CS0/GPIO_113

USIF1_RXD_MRST T2 AF23 McSPI1_CS1/UART1_RX/GPIO_138UART1_TX_IPC

UART1_RX_IPC

UART_TX_IFX

UART_RX_IFX

AF19 HSI1_CAFLAG/McBSP4_FSR/GPIO_86

MIPI_HSI_RX_WAKE P13

MIPI_HSI_TX_DATA N12MIPI_HSI_TX_FLG L11

MIPI_HSI_AC_WAKE

MIPI_HSI_CA_DATA

AF18 HSI1_ACWAKE/McBSP4_CLKX/GPIO_88

AG19 HSI1_CADATA/McBSP4_CLKR/GPIO_85

AE18 HSI1_CAWAKE/GPIO_84MIPI_HSI_TX_RDY M15

MIPI_HSI_TX_WAKE M13AE19 HSI1_ACREADY/McBSP4_FSX/GPIO_87

MIPI_HSI_CA_FLAGMIPI_HSI_AC_READY

MIPI_HSI_CA_WAKE

SRI2

C_S

CL

AF9

SR

_SD

ASR

I2C

_SD

AS

RI2

C_S

DA

N13

AE28

I2C

1_S

CL

I2C

1_SC

LC

TLI2

C_S

CL

M4

AE

26 I

2C1_

SD

A

I2C

1_SD

AC

TLI2

C_S

DA

N4

SYS_

DR

M_M

SEC

SYS_

PWR

REQ

SYS_

nIR

Q1

SYS_

nRES

WA

RM

Analog Switch

3 1A

9 2A

2B0 7

1B0 5

AF17AE17AG18

XMM6260 OMAP4430

TWL6030

XMM6260 – OMAP Interface / Control signal_P768

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6. BLOCK DIAGRAM

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LGE Internal Use Only

I2C1

VBAT

PWRON

SYS_nRESPWRON

VBAT_IN

Power on Switch

NRESPWRON SYS_NRESPWRON

GPIO_WK3

ON1VBAT

REFERENCECLOCK

RST_N

MP_MCP(MEMORY)

EBI EBI

RESET_PWRDWN_N

3. System Power On/Off_U2(EU)

IFX_PWR_ON_SW/

RESET_PMU_N

GPIO_164

SYS_NRESWARMNRESWARMSYS_nRESWARM

eMMC(MEMORY)

RST_N

TWL6030 OMAP4430

XMM6260

System Power On/Off_P768

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6. BLOCK DIAGRAM

- 128 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

XMM6260 (Infineon)

Transceiver

PMB5712 (Infineon)

VCTCXO 1XXA26000FBA

(DAISHINKU, 26MHz)

AFC0_DAC B10 XO A11

1 VCONT PAM DCDC

RF6561 (RFMD)

PMU RF6590 (RFMD)

1.8V 2.85V

TRX2

TRX1

4. RF Block Diagram_U2(EU)

Coaxial Connector

B8/EGSM

3 OUT

1.2V

Mobile Switch (HIROSE)

SP8T, ASM RF6361A (RFMD)

2.65V

Duplexer Bank (TAIYO YUDEN)

B5/GSM850

TRX3 GSM1800_RX ANT_GSM1800

ANT_Band5

ANT_Band8

TRX4 B2/GSM1900

ANT_Band2

TRX6 B1

ANT_Band1

PAM RF6261B (RFMD)

GSM_LB_TX

GSM_HB_TX

PM_L

PM_H TX_L

TX_H

LB_RFIN

HB_RFIN

TX_B1 TX_B2 TX_B5 TX_B8

TXL

TXH

CP_OUT

VCMOS

FB_AM PA_POW_DET

PA_POW_DET

PA_PAMP VRAMP PA_RAMP

RX_GSM1800_M1X RX_M1X

RX_M1 RX_GSM1800_M1

RX_B1_H2X RX_B1_H2

RX_H2X

RX_H2

RX_B2_M2X RX_B2_M2

RX_M2X

RX_M2

RX_B5_L2X RX_B5_L2

RX_L2X

RX_L2

RX_B8_L1X RX_B8_L1

RX_L1X

RX_L1

RF_OUT PA_RF PA_RF

RESET_N XRESET_N

SYS_CLK F13

SYS_CLK_EN F12

REF_CLK_EN E13

SYS_CLK P12

SYSCLKEN U9

K3 REF_CLK_EN

DI3_RX_DAT C13

DI3_RX_DATX D13

U7

U8

DI3_RX_DAT

DI3_RX_DATX

DI3_TX_DAT C12

DI3_TX_DATX D12

T7

T8

DI3_TX_DAT

DI3_TX_DATX

DI3_SYS_CLK H2

G2

L1

K1

J1

H1

G1

F1

F2

E2

DI3_SYS_CLK_EN

DI3_REF_CLK_EN

DI3_RX_DAT

DI3_RX_DATX

DI3_TX_DAT

DI3_TX_DATX

VCC

VBAT_PAM

VBAT

RX_GSM1800_1

RX_GSM1800_2

RX_BAND1_1

RX_BAND1_2

RX_BAND2_1

RX_BAND2_2

RX_BAND5_1

RX_BAND5_2

RX_BAND8_1

RX_BAND8_2

SAW

2140Mhz

B1 Rx Diversity

RD_B1_HX

RD_B1_H

L7

L6

RD_HX

RD_H

RF Block Diagram_P768

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6. BLOCK DIAGRAM

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LGE Internal Use Only

XMM6260 (Infineon)

Transceiver

PMB5712 (Infineon)

VCTCXO 1XXA26000FBA

(DAISHINKU, 26MHz)

AFC0_DAC B10

XO A11 1 VCONT

PAM DCDC RF6561 (RFMD)

PMU RF6590 (RFMD)

3 OUT

SP8T, ASM RF6361A (RFMD)

PAM RF6261B (RFMD)

CP_OUT

CP_OUT

FB_AM PA_POW_DET

PA_POW_DET

PA_PAMP VRAMP PA_RAMP

RF_OUT PA_RF PA_RF

RESET_N XRESET_N

SYS_CLK F13

SYS_CLK_EN F12

REF_CLK_EN E13

SYS_CLK P12

SYSCLKEN U9

K3 REF_CLK_EN

DI3_RX_DAT C13

DI3_RX_DATX D13

U7

U8

DI3_RX_DAT

DI3_RX_DATX

DI3_TX_DAT C12

DI3_TX_DATX D12

T7

T8

DI3_TX_DAT

DI3_TX_DATX

DI3_SYS_CLK

DI3_SYS_CLK_EN

DI3_REF_CLK_EN

DI3_RX_DAT

DI3_RX_DATX

DI3_TX_DAT

DI3_TX_DATX

5. RF Block Diagram : Control signal and clocks_U2(EU)

B3 CLK_ON

D4 SPI_CLK

B4 SPI_SS

C4 SPI_DRW

K13 CLK_ON

SPI_CLK

SPI_SS

SPI_DRW

14

15

13

SPI_CLK

SPI_EN

SPI_DATA

B4

C5

B5

A6 M12

E3 VSPI VSPI 16

CLK_ON

SPI_CLK

SPI_SS

SPI_DRW

A4 VSPI

14 VSPI

17

19

VSPI

C1

D1

11

9

10

SPI_CLK

SPI_SS

SPI_DRW

VCMOS

RF Block Diagram : Control signal and clocks_P768

Page 130: lg p768

6. BLOCK DIAGRAM

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LGE Internal Use Only

6. RF Block Diagram : Power_U2(EU)

XMM6260 (Infineon)

PMU RF6590 (RFMD)

PAM DCDC RF6561 (RFMD)

SP8T, ASM RF6361A (RFMD)

PAM RF6261B (RFMD)

Transceiver PMB5712 (Infineon)

B2 VDD_IO

VSD2_1.8V

K16 VDD_MIPI

SD2_FB C2

SD2_SW1

SD2_SW2

A2

A3

FCDP_RB A6

MEM_WAIT_N K17

VDD_IO18 1~6

VDD_MMC L8

E12 VDD_IO

VBAT

VBAT

VBAT

VBAT

VDD_1.2V D3

C3

LX1

VSNS_1V2

VDD_1.8V D1

C2

LX2

VSNS_1V8

F9 VDD1V2_DIG

F3~K9

B1

C2

LX3A

VSNS_2V85

VDD_2.85V A9 VDDBAT

VDD_2.65V A2 OUT3B B2

C2

VDD_TXRF

D2B_OUT_TXRF

B12

VBAT_PAM A5 VOUT_FB

B1 L_OUTA

C1 L_OUTB

VSPI

VSPI

VSPI

VSPI

VDD_2.85V

RF Block Diagram : Power_P768

Page 131: lg p768

6. BLOCK DIAGRAM

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LGE Internal Use Only

7. RF Block Diagram : GPS (GNSS)

RST_N GPIO_1GPS_RESET_N

REGPU

UART3_TX_IRTX

GNSSBCM47511

OMAP4430

GPIO_0GPS_PWR_ON

26MHz_GPS_REF

GPS_UART_TXDGPS_UART_RXD UART3_RX_IRRX

RFIP

GPS ANT

GPS_ANT_IN

LNA

ALM-3012

LDO(NXP)

TCXOTCXO/TSXO

VDD_AUX_IN

GPS_26MHz

VCC_GPS_2V8

UART_TXUART_RX

UART_nRTSUART_nCTS

GPS_UART_CTS_NGPS_UART_RTS_N UART3_TX_CTS_RCTX

UART3_TX_RTS_SD

TWL6030

CLK32K_GATE

EN

VDDIOVSEL_1.8V

VDD_BAT

VDD_REF

VDD_GPS_TCXO_1.8V

VCC_GPS_2V8

VDD_AUX_O

SAW FILTER

LPO_IN

DIPLEXER

XMM6260

RF Block Diagram : GPS (GNSS)_P768

Page 132: lg p768

6. BLOCK DIAGRAM

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LGE Internal Use Only

8. RF Block Diagram : BLUETOOTH & Wi-Fi & FM _ U2(EU)

XTAL37.4MHz

BT_UART_RXD

UART2_RX

UART2_TX

UART2_RTS

UART2_CTS

CLK32K_GATE

BT_EN

BT_PCM_CLK

BT_PCM_SYNC

GPIO[166]

McBSP1_CLKX_GPIO[114]

McBSP1_FSX_GPIO[117]

SDIO_CMD

SDIO_CLKWLAN_SDIO[0]

BT/ WLAN Ant.

WLAN_EN

SDMMC5_CMD_GPIO[146]

SDMMC5_CLK_GPIO[145]

LPO

OMAP4430

Wi-Fi / BT BCM4330X WLBGA

WLAN_CMD

WLAN_CLK

GPIO[168]

BT_REG_ON

BT_PCM_CLK

BT_PCM_SYNC

WRF_XTAL_ON

BT_UART_TXD

BT_UART_RXD

BT_UART_RTS/

BT_UART_CTS/

CLK32KG

WLAN_HOST_WAKEUPGPIO[167]

BT_PCM_DIN

BT_PCM_DOUT

McBSP1_DR_GPIO[115]

McBSP1_DX_GPIO[116]

BT_PCM_OUT

BT_PCM_IN

SDMMC5_DAT0_GPIO[147]

SDMMC5_DAT1_GPIO[148]

SDMMC5_DAT2_GPIO[149]

SDMMC5_DAT3_GPIO[150]

TWL6030

SDIO_DATA_0

XO_IN

XO_OUT

WRF_RFIN_2G

WRF_XTAL_OP

BT_UART_TXD

BT_UART_RTS_N

BT_UART_CTS_N

BT_RST_N

SDIO_DATA_1

SDIO_DATA_2

SDIO_DATA_3

WL_REG_ON

WLAN_SDIO[1]

WLAN_SDIO[2]

WLAN_SDIO[3]

WL_GPIO_0

GPIO[160]

GPIO[23]

BT_HOST_WAKEUP

BT_WAKEUPBT_GPIO_1

BT_GPIO_0

DiplexerBT_RF_TX

WLAN_RF_RX

WLAN_RF_TXWRF_RFOUT_2G

BT_RF

WLAN_SW_[0]

WRF_RFIN_5G

WRF_RFOUT_5G

WRF_A_TSSI_IN

RF_SW_CTRL_0WLAN_SW_[1]

WLAN_SW_[2]

WLAN_SW_[3]

RF_SW_CTRL_1RF_SW_CTRL_2

RF_SW_CTRL_3

RF_SW_CTRL_4RF_SW_CTRL_5

RF_SW_CTRL_6

RF_SW_CTRL_7

FEMRF5501

ANT

BT

TX_IN

RX_OUT

C_BTC_RXC_TX

LNA_EN

FEMMDFE2PFA-023

ANT

RX

VDET

TX

VC2VC1LNA_EN

VREF

BPF

5G_WLAN_RF_TX

5G_WLAN_RF_RX

5G_A_TSSI

WLAN_SW_[4]WLAN_SW_[5]

WLAN_SW_[6]

WLAN_SW_[7]

AFML

TWL6040

AFMR

FM_AOUT_1FM_AOUT2 FM_AUDIO_R

FM_ANT

FM_RXNFM_RXP

FM Ant.(Ear_jack)

FM_AUDIO_L

RF Block Diagram : BLUETOOTH & Wi-Fi & FM_P768

Page 133: lg p768

6. BLOCK DIAGRAM

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LGE Internal Use Only

MEM_A[0:15]

MEM_AD[0:15]MEM_CS0_NMEM_RD_NMEM_WR_NMEM_WAIT_NMEM_ADV_NMEM_WP

MEM_BUSY/

MEM_AD[0:15]

MEM_BFCLKOMEM_SDCLKODDR_CKE

MEM_CS1_NDDR_RAS_NDDR_CAS_N

MEM_AD[0:15]MEM_CS0_NMEM_RD_NMEM_WR_N

MEM_WAIT_NMEM_ADV_N

FWPFCDP_RBn

IO[0:15]/CE/RE/WECLEALE/WPR/B

USIMCLK

RST

I_O

CC_CLK

CC_RST

CC_IO

MEM_A[0:15]

MEM_AD[0:15]

MEM_BFCLKO_1

MEM_CKEMEM_CS1_N

MEM_CAS_N

MEM_BC2_N

A[0:15]

DQ[0:15]/CKCKCKE/CS/RAS/CAS

UDQM/WED

UDQSLDQM

LDQS

USIM_CLK

USIM_RESET/

USIM_DATA

MEM_BC1_N

MEM_BC0_NDDR_DQS[1]

DDR_DQS[0]

MEM_SDCLKO

MEM_BC1_NMEM_BC0_NMEM_BC3_N

MEM_RAS_N

9. Memory – XMM6260, USIM, Nand MCP Block Diagram

VSD2_1.8V

VUSIM_2.9V

VPP

XMM6260 NAND 1G /

SDRAM256M

Memory – XMM6260, USIM, Nand MCP Block Diagram_P768

Page 134: lg p768

6. BLOCK DIAGRAM

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LGE Internal Use Only

4.7” LCD

(Tovis)LED Boost(LM3533)

LCD_RESET_N

LCD_CP_EN

I2C2_SCLI2C2_SDA

I2C2_SDAI2C2_SCL

GPIO98

LED_A

LED_C1

DSI2_LCD_MIPI_D1_P

DSI2_LCD_MIPI_D1_N

DSI2_LCD_MIPI_D0_PDSI2_LCD_MIPI_D0_N

DSI2_LCD_MIPI_CLK_P

DSI2_LCD_MIPI_CLK_N

GPIO_WK30

DSI2_DX1DSI2_DY1

DSI2_DX0DSI2_DY0

DSI2_DX2DSI2_DY2

10. LCD Block Diagram_U2(EU)

Battery

GPIO_103

VCI_LCD_2.8VLDOLD6805K/28P

EMICMF

EMICMF

EMICMF

GPIO_158 LCD_MAKER_ID

LDOLD6805K/18PGPIO27

LCD_ENIOVCC_LCD_1.8V

LCD_PWM

LED_C2

OMAP4430

LCD_VSYNC

LCD Block Diagram_P768

Page 135: lg p768

6. BLOCK DIAGRAM

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LGE Internal Use Only

FREF_CLK2_OUT/GPIO_182

VGA CAM

CSI22_DX0CSI22_DY0CSI22_DX1CSI22_DY1

GPIO_15

8MCAMERA

CSI21_DX0CSI21_DY0CSI21_DX1CSI21_DY1

GPIO_191

CSI21_DX2CSI21_DY2

CAM_SUMPM_EN

11. CAMERA Block Diagram

VT_MIPI_CLK_NVT_MIPI_CLK_P

VT_MIPI_DATA0_NVT_MIPI_DATA0_P

EMICMF

FLASH LED

GPIO_60

VT 0.3M MCLK

PMICTWL6030

VT_1.8V_CAM_VIO

VBAT

I2C3_SDAI2C3_SCL

I2C3_SCLI2C3_SDA

VT_RESET_N

VT_2.8V_VANAVT_1.8V_VDIG

2.8V_8M_VANA

2.8V_8M_VCM1.8V_8M_VIO

8M_MIPI_CLK_N8M_MIPI_CLK_P

8M_MIPI_DATA0_N8M_MIPI_DATA0_P

8M_MIPI_DATA1_N8M_MIPI_DATA1_P

8M MCLKFREF_CLK1_OUT/GPIO_181

8M_RESET_N GPIO_24

VBAT

I2C2_SDAI2C2_SCL

I2C2_SDAI2C2_SCL

FLASH_EN

XMM6260GSM_TXON_IND

EMICMF

EMICMF

OMAP4430

SUB PMIC (CAM PER)

CAM FLASH

LDO GPIO_591.2V_8M_LDO_EN1.2V_8M_VDIG

CAMERA Block Diagram_P768

Page 136: lg p768

6. BLOCK DIAGRAM

- 136 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

12. Touch Block Diagram_U2(EU)

Touch

Module

TWL6030

OMAP4430

TOUCH_3.0V

VSEL_1.8V

I2C2_SDA

I2C2_SCL

TOUCH_INT

TOUCH_RESET

TOUCH_Maker_ID

I2C2_SDAI2C2_SCL

GPIO 52

GPIO 159

GPIO 14

Touch Block Diagram_P768

Page 137: lg p768

6. BLOCK DIAGRAM

- 137 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

OMAP4430 (AP)

XMM6260 (CP)

BT / WiFi

BCM4330

Analog

MIC1

MBIAS

HBIAS

HS_MICNHSLHSR

3.5Φ

HS_MICBIASHS_MIC

EAR_LEAR_R

HOOK_ADCACCONN

PDMDNPDMUPPDMCLKPDMCLKLBPDMFRAME

SDASCL

AUDPWRONNRESPWRONNAUDINT

PDM_DL_DATAPDM_UL_DATAABE_CLKSPDM_CLKPDM_FRAME

I2C1_SDAI2C1_SCL

AUD_PWRONSYS_nRESPWRON

SYS_nIRQ2

ABE_PDM_DL_DATAABE_PDM_UL_DATA

ABE_CLKSABE_PDM_LB_CLKABE_PDM_FRAME

HDQ_SIO(GPIO_127)

SYS_NIRQ2SYS_NRESPWRON

I2C1_SDA

I2C1_SCL

TWL6040(Audio Codec)

BT_PCM_SYNCBT_PCM_DOUTBT_PCM_DIN

BT_PCM_CLK

IPC_PCM_DOUT

IPC_PCM_DIN

IPC_PCM_CLK

AUD_FSYNC

AUD_INAUD_OUTAUD_CLKABE_McBSP1_CLKX

ABE_McBSP1_DR

ABE_McBSP1_DXABE_McBSP1_FSX

ABE_McBSP2_CLKX

ABE_McBSP2_DR

ABE_McBSP2_DX

ABE_McBSP2_FSXIPC_PCM_SYNC

I2S2_CLK0

I2S2_TX

I2S2_RXI2S2_WA0

SPEAKER(1511 FSD 0.5cc Module )

EARPEARN

HFRP1HFRN1

AUD_SPK_PAUD_SPK_N

AUD_RCV_PAUD_RCV_N

MMICNMMICP

Analog

MIC2 SMICNSMICP

EAR_SENSEPLUGDET

13. Audio Block Diagram_U2 (EU)

RECEIVER

Invisible(1207 2.7T WB 30mW)

AU

D_C

LK_I

N

CLK

32K

_AU

DC

LK32

K

MC

LK

VDDIO

VS

EL_1.8V

VS

EL_2.1V

VB

AT

Call

Mp3

Recording

BT Call

CallCall

HS_MICPSE

SE

SE

DIFF, 32옴

SE

SE : Single ended, DIFF : Differential

DIFF, 8옴

TWL6030

(PMIC)

CLK

3

CDC3S04

(Buffer IC)

CLK32KAUDIO

Short Detect

MBIAS

HS_MIC_GND

AFMRAFML SEFM_AOUT1

FM_AOUT2

FM_ANTFM

TunningCircuit

BT PlayBack

BT_UART_TXDBT_UART_RXD

BT_UART_CTS/

BT_UART_RTS

BT_UART_RXD

BT_UART_TXD

BT_UART_RTS_N

BT_UART_CTS_N

UART2_CTS/

UART2_RTS/

UART2_RX

UART2_TX

Audio Block Diagram__P768

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6. BLOCK DIAGRAM

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LGE Internal Use Only

U801_Accelerometer

+ Digital compass sensor

SDI

GPIO_25

I2C3_SDAI2C3_SCL

PROX_INTGPIO_16 INT

SCLSDA

I2C4_SCL(GPIO_130)I2C4_SDA(GPIO_131)

TWL6040

KEY_R[0]

KEY_C[0]KEY_R[1]

I2C2_SDAI2C2_SCL

TOUCH_INT_NGPIO_52

I2C2_SCL(GPIO_128)I2C2_SDA(GPIO_129)

14. SENSOR, MOTOR, Key Matrix Block Diagram_U2(EU)

I2C4_SDA

I2C4_SCL

GPIO_13

I2C4_SCL(GPIO_132)

VDD

VDDIO

TWL _LDO_3.0V

SENSOR_3.0V

PROXI_3.0V

PROXI_LDO_ENGPIO_104

PROXI_3.0VIO_VDD VSEL_1.8V

TOUCH_3.3V

TOUCH_1.8V

SENSOR_LDO_EN

REGEN1

I2C1_SCL/SDA

PWR ON KEY

PWR_ON_SWVIB_L_P

VIB_L_N

EN

PWMVIBE_PWM

GPIO_143

GPIO_143

SENSOR_3.0VLEDAVDD

INT1MOTION_INT1GPIO_28

SCKCOMPASS_DRDY DRDY

I2C4_SDA(GPIO_133)

Sensor LDO

U804

TWL 6030_PMIC

U702Motor driver

U806

VIBE_ENMotorQ-Coin

Proximity sensor

U1101

VSEL_1.8V

Touch

VOLUME KEY

updown

GPIO_171GPI_175

GPI_176

OMAP4430

U501

SENSOR, MOTOR, Key Matrix Block Diagram_P768

Page 139: lg p768

6. BLOCK DIAGRAM

- 139 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

OMAP4430

USB_ID

USB_DMUSB_DP

D+

15. USB / UART/JTAG connection Block Diagram_U2(EU)

GPIO_WK7

VSD2_1.8V

VSEL_1.8V

D-

IDCOM

MUIC

EUSY0372001

JTAG

_TDO

I2C3_SCL

INTSCL

SDA

DP3T SW

USB DMUSB DP

UART TXUART RX

I2C3_SDA

I2C3_SCL

MUIC_INTUSM_DM_OMAP

USB_DP_OMAP

UART TXUART RX

D+D-

VCC

HSD1+HSD1-

HSD2+

HSD2-

HSD

3+

HSD

3-

UART4_TX

USBA0_OTG_DM

USBA0_OTG_DPUART4_TX_OMAP

UART4_RX_OMAPUART4_RX

XMM6260

SW for

USIF

BatteryVCC

UART_TX_SWUART_RX_SW

S1, S2USIF1_SWGPIO_165

1A2A

UART_RX_IFX

UART_TX_IFXUSIF1_TXD_MTSRUSIF1_RXD_MRST

2B0UART1_RX_IPC1B0UART1_TX_IPC

2B11B1

USB_DPLUSUSB_DMINUS

USB_D+_IFXUSB_D-_IFX

I2S2_CLK

0

I2S2_TX

I2S2_RX

I2S2_WA0

IPC_I2S_C

LK

IPC_I2S_D

OUT

IPC_I2S_D

IN

IPC_I2S_D

IN

MIPI_H

SI_CA_W

AKE

MIPI_H

SI_CA_D

ATA

MIPI_H

SI_CA_FLAG

MIPI_H

SI_AC_R

EADY

MIPI_H

SI_AC_W

AKE

MIPI_H

SI_AC_D

ATA

MIPI_H

SI_AC_FLAG

MIPI_H

SI_CA_R

EADY

McSPI2_C

LK

McSPI2_SO

MI

McSPI2_SIM

O

McSPI2_C

S0

HSI1_C

AW

AK

EH

SI1_CA

DA

TAH

SI1_CA

FLAG

HSI1_A

CR

EAD

YH

SI1_AC

WA

KE

HSI1_A

CD

ATA

HSI1_A

CFLA

GH

SI1_CA

REA

DY

MIPI_H

SI_TX_WAK

EM

IPI_HSI_TX_D

ATA

MIPI_H

SI_TX_FLGM

IPI_HSI_TX_R

DY

MIPI_H

SI_RX_W

AKE

MIPI_H

SI_RX_D

ATA

MIPI_H

SI_RX_FLG

MIPI_H

SI_RX_R

DY

OMAP JTAG

Infineon

JTAG

JTAG

_nTRST

JTAG

_TMS_TM

SC

JTAG

_TDI

JTAG

_TCK

JTAG

_RTC

K

OM

AP_TDO

OM

AP_nTRST

OM

AP_TMS

OM

AP_TDI

OM

AP_RTC

K

OM

AP_TCK

TODTD1

TMSTCKTRST_NTRIG_IN

IFX_TODIFX_TDI

IFX_TMSIFX_TCK

IFX_TRST

IFX_TRIG_IN

I2C3_SDA

UART_TX

UART_RX

DM

DP

ID

USB / UART/JTAG connection Block Diagram_P768

Page 140: lg p768

6. BLOCK DIAGRAM

- 140 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

SD1

SD2

VPLL

VRTCVSIM

VUSB_ANA

VUSB_PDVUSB_IO

VIO_12

VSD1_1.3V (500mA)VSD2_1.8V (500mA)

VPLL_1.2V (30mA)

VRTC_1.8V (7mA)VSIM_2.9V (70mA)

VPMU VPMU_1.3V (15mA)

VUSB_ANA_1.8V (40mA)

VUSB_IO_3.1V (40mA)VUSB_PD_1.1V (40mA)

VIO_1.2V (60mA)

VDD_COREVDD_IO18

VDD_PLL

VDD_RTCVDD_SIM

VDD_USB_ANA

VDD_USB_PDVDD_USBIOVDD_IO12

VDD_MMC

VBAT

16. Power Block Diagram (CP) _U2(EU)

VDD_DIGRF

VSIM_2.9VVSIM

NANDMCP

VSD2_1.8VSD2

VDD_MIPI

XMM6260XMM6260Fuel gauge

(MAX17048)

VBAT

Power Block Diagram (CP)_P768

Page 141: lg p768

6. BLOCK DIAGRAM

- 141 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

VBAT

Battery

VCORE1_OMAP_MPU (0.95V)

VCORE2_OMAP_IVAUD (0.95V)

VSEL_VCORE3 (0.95V)

VPMIC_OMAP_VPP_CUST

VPMIC_VDAC (1.8V)

VPMIC_VCXIO (1.8V)

VPMIC_VANA

VSEL_V1V8 (2.1V)

VSEL_1.23V

AUDIO(TWL6040) VSEL_2.1V

VBAT

CHARGERIC

VBAT

MUICVBAT

USB_VBUS

VCHG

CLOCKBUFFER

VBAT

V1V8

V2V1[600mA]

V1V8[1200mA]

VCORE1[1200mA]

VCORE2[600mA]

VCORE3[600mA]

VPP [50mA]

VDAC [50mA]

VCXIO [200mA]

VANA[25mA]

V1V29[600mA]

VAUX1 [200mA]

VAUX2 [200mA]

VAUX3 [200mA]

VPMIC_VUSBVUSB [35mA]

VDD_MPU_0~8

VDD_IVA_AUDIO_0~9VDD_CORE_0~28VPP_CUST

VDDA_HDMI_VDAC0~1 /Ref CLK

VPMIC_VRTC VRTC [25mA]Booting Config PU

VDDA_DS1~2/VDDA_CSI21/CSI22

VDDA_USBA0OTG_1P8V

VDDS_SDMMC1_1

VIO

VPMIC_VMMCVMMC[200mA]VSEL_VMEMVMEM[600mA] POP_VDD2

VDAC

VBUS

VSEL_1.8V[1200mA]

VSEL_1.8V[1200mA]VPMIC_VDAC

17. Power Block Diagram (AP) _ 1/2

POP LPDDR

VSEL_1.8V[1200mA]VDD1

VDD2

VDDCA

VDDQ

VSEL_VMEM[600mA,1.225V]

VSEL_1.23V[600mA,1.225V]

VSEL_1.23V[600mA,1.225V]

V1V8

VMEM

V1V29

V1V29

V1V8

VSEL_1.8V[1200mA]

VDDA_UNIVDDA_LDO_SDRAM_IVA_AudioVDDA_LDO_SRAM_MPUVDDS_DV_FREFVDDA_BDGP_VBBVDDS_DV_BANK0~6VDDS_DV_C2C 0~2

GPS V1V8VSEL_1.8V[1200mA]

VDDQ_LPDDR2_0~30VDDS_1P2VDDCA_VREF_LPDDR 21,22VDDQ_VREF_LPDDR 21,22VDDA_LDO_EMU WKUP

VDDS_DV_GPMCVDDS_DV_SDMMC1 0~1VDDS_DV_SDMMC2 0~1

VDDA_USBA0OTG_3P3V

eMMC VPMIC_VAUX1 (2.8V)

VT VT_1.8V_CAM_VIO

TOUCH TOUCH_3.0V

TWL6030 (PMIC)

OMAP4430

Power Block Diagram (AP)_P768

Page 142: lg p768

6. BLOCK DIAGRAM

- 142 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

COMPASS+ MOTION DUAL

LDO

VBATSENSOR_3.0V[300mA]

CAMPMICVBAT

VT_1.8V_VDIGVT_2.8V_VANA2.8V_5M_VANA

DP3T SW

FLASHDRIVER

VBAT

VBAT

VBATLCD

Dual LDO

IOVCC_LCD_1V8(300mA)

VCC_LCD_2V8 (300mA)

PMIC(TWL6030)

PROXI_3.0V [300mA]

V1V8_SW_B1..3VSEL_1.8V[1200mA]

18. Power Block Diagram (AP) _U2(EU) 2/2

LCDBACKLIGHT

VBATLED_A

PROXIMITY

BT/WIFI

GNSSLDO VCC_GPS_2V8[200mA]

VBAT

VBAT

1.8V_5M_VIO

2.8V_5M_VCMLED_C

TOUCH

LDOVBAT 1.8V_5M_VDIG

Power Block Diagram (AP)_P768

Page 143: lg p768

6. BLOCK DIAGRAM

- 143 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

19. OMAP I2C INTERFACE

I2C1

REF_CLK

TWL_6030

TWL_6040

I2C2

LCD_BACKLIGHT

TOUCH

CAM Flash LED

8M_CAM

I2C3 VT_CAM (VGA)

CAM_PMIC

MUIC

Proximity

Compass + Motion

I2C4Charger IC

Fuel Gauge

SUB PMIC(CAM POWER)

OMAP4430

(U501)

OMAP I2C INTERFACE_P768

Page 144: lg p768

- 144 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

Daisy_Chain

C185

1u

L128 1.2n

C137 1.5n

C148 4.7n

C162

1u

4.7u

C123

100p

C143

0.1u

C172

C168 100n

C126

100n

100R103

C149

8.2n L114DNI

C154DNI

33pC153

DNIL117

C144

10n

1u

C124

2.7nC13333pC132

DNIL102

47n

C101

0.1u

C102

0.1u

C103 C104

0.1u

C109

0.1u

C110

0.1u 0.1u

C111 C112

0.1u 0.1u

C113

SW101

ENWY0003901

UFL-R-SMT10

G1

ANT G2

L127 85n

C179

220n

TP105TP104

0.1u

C122

U101

EAN62514301PMB5712_A2

G9

G10

H3

H4

H5

H6

H10

J3J6J7J9J10

K5

K6

K10

L3L8L11

L12

M2

M7

J11K11M10M9M8A5B5E7D12C12D13C13E13F12F13A10H9C4D8B1E12F9B2C2A9K9L13B13C9E8D2D5A6L9G5F7L2F3B9D10L10J8C6C5J4J5

G8

G7

G6

G4

G3

F10F8F6F5F4E6

E5

E1

D9

C11

C10C

8C

7C

3A

7A

3

B8A8E9

M13M1

A13A1

J12J13H13H12G12G13K13B12B10A11A12B11

J2K2K1L1H1J1G2H2F1G1E2F2L7L6M6M5L5L4M4M3

K12M11M12

D4E4D3E3C1D1A2A4

PM_LPM_HPA_POW_DETPA_RFVSPISPI_CLKSPI_SSSPI_DRWPA_RAMPPA_BIASRESET_NRD_L2RD_L2XRD_L1RD_L1XRD_MRD_MXRD_HRD_HXRX_L1XRX_L1RX_L2XRX_L2RX_M1XRX_M1RX_M2XRX_M2RX_H2XRX_H2RX_H1XRX_H1XO_SUPXOXXOAFC_DACXO_EXTCLK_ONFSYS1_ENFSYS1FSYS2_ENFSYS2FSYS3_ENFSYS3NC1R_EXTNC3NC4FUSE_SUPMI1MI2 G

ND

1G

ND

2G

ND

3G

ND

4G

ND

5G

ND

6G

ND

7G

ND

8G

ND

9G

ND

10G

ND

11G

ND

12G

ND

13G

ND

14G

ND

15G

ND

16G

ND

17G

ND

18G

ND

19G

ND

20G

ND

21

VDD2V5_RCRFVDD2V5_RCBB

VDD2V5_TXBIASVDD2V5_TXDCOVDD2V5_RXDCO

VDD2V5_RFCVDD2V5_FSYS

D2B_OUTVDD1V8_RCBBVDD1V8_RCRFVDD1V8_RCMSVDD1V8_RCLO

VDD1V8_RXDCOVDD1V8_TXDCO

VDD1V8_TXLOVDD1V8_FBR

VDD1V8_TXMSVDD1V8_DIGVDD1V8_SCUVDD1V8_RFC

VDD1V8_RXPLLVDDBAT

D2B_OUT_TXRFVDD_TXRF

VDD1V2_DIGVDDIO

VDDBAT_TXRFCEXT_TXPLL

CEXT_TXMSCEXT_RXPLL

CEXT_XOSYS_CLK

SYS_CLK_ENREF_CLK_ENDI3_RX_DAT

DI3_RX_DATXDI3_TX_DAT

DI3_TX_DATXGPO1GPO2GPO3GPO4GPO5GPO6DAP0DAP1

GN

D42

GN

D41

GN

D40

GN

D39

GN

D38

GN

D37

GN

D36

GN

D35

GN

D34

GN

D33

GN

D32

GN

D31

GN

D30

GN

D29

GN

D28

GN

D27

GN

D26

GN

D25

GN

D24

GN

D23

GN

D22

0.1u

C125

VB

AT

VBAT_PAM

C139 1.8n

L101150n

C134 33p

C146 3.3n

C138 100p

DNIL106

MS-156CSW102

ENWY0008701 4 3

2

1ANTCOMMON

G3G4

1.8nC135

1n C120

4.7nC163

L125

0.75p

C159 2.2n

DNIL120

C152 1n

L116

0.5p

L113

0.5p

DNIL115

3.9nC151220pC150

DNIL112

FL101

21

20

15

19

10 18

168

11

7

9

6

512

4 313

214

1

17VDD

TRX

_3

SP

I_C

LKTR

X_2

SP

I_D

RW

TRX

_1

GN

D1

GN

D6

GN

D2

TXH

GND4

GND3

AN

T

TXL VSPI

TRX_6GND5

TRX_5

SP

I_S

S

TRX_4

PG

ND

20

R108

VDD_2V85

C178

220n

R101 33p

L104DNI DNI

L105

C181

220n

L108DNI

0.75p

L109

C169 10u

TP102

C136 1.8n

VBATVSD2_1.8V

VDD_1V2VDD_2V65

VDD_2V85

VDD_1V8

1nC127

4.7nC129

C128 6.8n

C121 6.8n

4.7u

C174

47n

C108C107

47n

C106

47n

C105

2.2u

VBAT

VDD_1V8

VDD_1V2

22n

C130

C166

4.7u

VSD2_1.8V

C156

0.1u

1u

C158

2.2u

C157

4.7u

C164

4.7u

C165

DNI

C116

1u

C167

VDD_2V85

VDD_1V8

C114

DNI

VDD_2V65

L123 4.7u

L121 4.7u

1uL126

4.7uL119

EUSY0264511

U104RF6590 B1

D3

C1

C3

C2

B2

A4

C4

A2

D2

D4

D1

A3

B3

A1

B4

SP

I_S

S

VSNS_2V85

CLK

_ON

AG

ND

LX2

SP

I_C

LK

PG

ND

OUT3B

SP

I_D

RW

VANA

VD

D_I

O

VSNS_1V8

VSNS_1V2

VPWR

LX1

LX3A

10uC171

VBAT

C170 220n

VBAT_PAM

X101

EAW6144380126MHz

1XXA26000FBA3

2

4

1VCONT

VCC

GND

OUT

DNI

C176

2.2uC173

2.2uC175

C131

10n

DNIL103

C183

5.6p

C182

5.6p

FB101 120

2.7nC147

DNI

L129

1.5p

C184

2140MHzFL102

SFSY0035004B9469

4 5

1

3 2G1O1

ING2O2

L130 2.7n

2.7nL134

DNI

L132

L131 1n

L133

4.7n

220pC145

15nL124

TP101

L122 15n

C160

4.7u

C1420.1u

R10

4

3.3

C141100n

R10

50 0

R10

6

EAN62491801RF6261B

U103

17 181920

21

10

11

12

13

14

15

16

9

8

7

6

5

4

3

2

1B8_TX

B5_TX

GSM_LB_TX

B2_TX

B1_TX

GSM_HB_TX

B3_TX

HB_RFIN

SDI_EN

VCC

LB_RFIN

VS

DI

NC

SD

I_G

ND

SDI_CLK

SDI_DAT

RF_GND

VC

MO

S

FB_A

M

VB

ATT

RF_

OU

T

3.3uC177

TP103

C161

10n

U105

EAN62529801RF6561

B1

D3

C1

C5

C3

C2

B2

A4

C4A2

D2

B6

D4

D1

A3

D6

D5

B3

A6

A1

C6

A5

B5

B4SDI_CLK

SDI_DATA

VOUT_FB

GN

D2

CB_P

VRAMP

CWELL

CP_OUT

VBATT2

CB_N

CA_P

CC_P

NC

VBATT1A

VBATT1B CC_N

VSDI

GN

D1B

GN

D1A

1

GN

D1A

2

SDI_EN

L_OUTB

CA_N

L_OUTA

DNI

L135

U102

EAM62530601B40251GY2045L

49474543424140393837

363534

2322

2120

1716

1514

1918

1086542

4446501248

3332313029282726252413111379Tx

_Ban

d1

Tx_B

and2

Tx_B

and5

Tx_B

and8

GN

D7

GN

D8

GN

D9

GN

D10

GN

D11

GN

D12

GN

D13

GN

D14

GN

D15

GN

D16

GN

D17

GN

D18

ANT_GSM1800ANT_Band1ANT_Band2ANT_Band5ANT_Band8

GND1GND2GND3GND4GND5GND6

Rx_GSM1800_1Rx_GSM1800_2

Rx_Band1_1Rx_Band1_2

Rx_Band2_1Rx_Band2_2

Rx_Band5_1Rx_Band5_2

Rx_Band8_1Rx_Band8_2

GND19GND20GND21

GN

D23

GN

D24

GN

D25

GN

D26

GN

D27

GN

D28

GN

D29

GN

D30

GN

D31

GN

D32

VBAT

GND

GND

DI3_SYS_CLKDI3_SYS_CLK_ENDI3_REF_CLK_EN

RESET_N

DI3_RX_DATDI3_RX_DATX

DI3_TX_DATX

DI3_TX_DAT

RX_B1_H2

RX_B1_H2

RX_B2_M2

RX_B2_M2

RX_B5_L2X

RX_B5_L2X

RX_B8_L1X

RX_B8_L1X

PA_RAMP

PA_RAMP

SPI_DRW

SP

I_D

RW

SP

I_D

RWSPI_DRW

SPI_DRW

SPI_SS

SP

I_S

S

SPI_SS

SP

I_S

S

SPI_SS

SPI_CLK

SPI_CLK

SP

I_C

LK

SP

I_C

LK

SPI_CLK

VS

PI

VSPI

VSPI

VS

PI

PA_RF

PA

_RF

PA_POW_DET

PA

_PO

W_D

ET

TX_H

TX_H

TX_L

TX_L

GSM_HB_TX

GSM_HB_TX

GSM_LB_TX

GSM_LB_TX

CLK_ON

CLK

_ON

RX_GSM1800_M1

RX_GSM1800_M1

RX_GSM1800_M1X

RX_GSM1800_M1X

RX_B8_L1

RX_B8_L1

RX_B5_L2

RX_B5_L2

RX_B2_M2X

RX_B2_M2X

RX_B1_H2X

RX_B1_H2X

CP_OUT

CP_OUT

RD_B1_H

RD_B1_H

RD_B1_HX

RD_B1_HX

DPX_IN

revA(1.8nH) -> revB(1nH)revA(1nH) -> revB(1.2nH)

revA(2.7nH) -> revB(1.8nH)

revA(1.5nH) -> revB(1.8nH)

revA(6.8nH) -> revB(3.3nH)

revA(5.6nH) -> revB(4.7nH)

revA(1.5pF) -> revB(0.75pF)

RF6361A

B1 R113 must be close to PMB5712

Tranceiver PMU

GSM1800_RX

B8/EGSM

B5/GSM850

PAM DCDC

B2/GSM1900

revA(DNI) -> revB(2.2nH)

B1 RX DiversityMAIN RF

revA(2.7nH) -> revB(1nH)

revA(1pF) -> revB(0.5pF)

revA(0.75pF) -> revB(0.5pF)

revB(6.9nH)->revC(8.2nH)

revA -> revB Added

revA(7p) -> revB(1.5nH) revA(2.2n) -> revB(100p)

revA(DNI) -> revB(1u)

revB(6.8nH)->revC(4.7nH)

Daisy_Chain

7. CIRCUIT DIAGRAM

Page 145: lg p768

- 145 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

C200

6.8p

L207

DNI

CN200

MBV62341601HJ-ICT-09Y

1

CN201

MBV62341601HJ-ICT-09Y

1

FL202

SFSY0042901SAFEA1G58KA0F00

1590.155MHz

5 3 2

4 1INOUT

G1G2G3

60

FB200

ALM-3012

AVAGO

U201

EAN62093001

48 3

2

7

6

1

5RFOUT+

VD

D

RFOUT-

VS

D

RFIN

GN

D1

GN

D3

GN

D2

OJ204

MURATA

FL200

SFAC0002701

LFD211G57DPMD153

240MHz

43

52

61P2 GND3

GND1 P3

P1 GND2

TP201

U202BCM47511IUB2GEAN62453601

F4 E2

F3 F2

C3

D3

D4

E4

B3

B5

C4

C6

G4

B2

B1

E5

E3

C2

A1

G3

C5

A4

E6

G6

B6

A2

A3

E1

C1

D2

D5

D1

A5

G2

F1

G1

A6

F5 B4

D6

F6 G5

VD

D_B

AT

VD

D_P

RE

VD

DC

1V

DD

C2

VD

D1P

2_C

OR

E

VD

DIO

RFIP

VSSIFVSSLNA

GPS_CALTCXO/TSXO

LPO_INNC2NC3NC4

SYNC/PPS_OUTIF_VALID

RST_NREGPU

TM2

C_GPIO_2C_GPIO_3

AUXOP

CAL_REQ/ANT_SELNC1

VDD_AUX_OVDD_AUX_INHOST_REQLNA_EN

REF_CAP

SCL2/UART_TXSDA2/UART_RXUART_nRTSUART_nCTS

AVSS

VSSC1VSSC2VSSC3

VD

DLN

A

VD

DIF

VD

DP

LL

VD

D1P

2_G

RF

1u

C201

R200

820

C204

33p

DNI

C208

10nL201

100n

L206

U200

EAN62394801

LD6805K/28P

53 24 1

OUTINGNDEN

PG

ND

L200

2.2n

0.1uC203

X200

EAW61824401

1XXB26000CAC

26MHz

3

2

4

1GND1

VCC

GND2

OUT

1.5nL204

TP203

C202

1u

TP204

L208100p

TP200 TP202C211 10n

DNI

L202

GND1

C206

5.6n

22pC212

L203

DNI

VBAT VCC_GPS_2V8

2.2uC215

VCC_GPS_2V8

C210

2.2uTP206TP205

OJ201

GND1

TP207 TP208

OJ202

GND2

VDD_GPS_TCXO_1V8

2.2uC207

VDD_GPS_TCXO_1V8

VCC_GPS_2V8

2.2uC213

VSEL_1.8V

C2142.2u

L209100p

C205 2.2n

10R201

GPS_PWR_ON

GPS_PWR_ON

VSEL_1.8V

CLK32K_GATE

GPS_UART_TXDGPS_RESET_N

GPS_UART_RXD

26MHz_GPS_REF

GPS_UART_RTS_NGPS_UART_CTS_N

GPS_LNA_SD

GPS_26MHz

DPX_IN

For ESD

revA -> revB : Change 6.3V -> 10V

GPS(GNSS)

TCXO for GPS

LDO for GPS (150mA)

BCM47511

revA(1n) -> revB(0ohm)

revA(DNI) -> revB(6.8n)

revA(3.9n) -> revB(2.7n)

P760_RevD/P768_RevB : C205 2.7n -> 2.2n

P760_RevD/P768_RevB : C206 6.8n -> 5.6nP760_RevD/P768_RevB : CN200 Connect to CN201

Page 146: lg p768

- 146 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

C350

15p

C346

1.2n

L304 2.4n

L305

DNIC358

100p

100n

L308

C345 1.8p

L303 3.3n

4.7u

C30

8

C356

4.7p

DNI

C353

4.7p L307

DNI

C344

HJ-ICT-09YMBV62341601

CN301

1

HJ-ICT-09YMBV62341601

CN302

1

GND2

120FB305

+1V2_VDD_FM

75

FB306

100n

C35

4

C35

522

0n

C32

033

p

U302

EAN62508401BCM4330HB2KUBG

E10

K1

K7

E7

A4

M12

E8

K8

B9

C5

E5

L5K2

B6

B4

B2

F8

L12

D10

F12

E12

D1

G4

D2

F3H3

B7

C3

K11

K12

J12

J11

M10

F2E1

M9

L10

B11

B8

A11

A8

G12E9

D7A9

J10K9

G10K10

L9D8L6J8D5H5G5H4

E4

J7

G3H1G1

J1L2M2

L7M7L8M5M8M6

F7M3L3

L1

J9H12

H9H10

D9F9

K6J5J6H6

H7G8G7H8

G6F6D6E6

D12D11C12B12A12

K4J3J4K3M4L4J2K5

D4

A6A7E3

A2B1

M11

L11M1

F10

F11

E11

C11

C10

B10

A10C

9C

8

H2

F4F1C1

C7

C4

D3

F5G11

BT_

TM0

JTA

G_S

EL

WR

F_LO

GE

N_A

_GN

D

WR

F_P

AD

RV

_GN

D

WR

F_G

ND

LNA

_2G

WR

F_A

NA

_GN

DW

RF_

VC

O_G

ND

WR

F_A

FE_G

ND

WR

F_X

TAL_

GN

D

BT_

IFV

SS

BT_

VS

SB

T_FE

VS

S

BT_

RFV

SS

BT_

PLL

VS

S

FM_V

SS

AU

DIO

FM_R

XV

SS

FM_V

SS

VC

OFM

_PLL

VS

S

HS

IC_A

VS

SP

MU

_AV

SS

SR

_PV

SS

WRF_RFIN_5GWRF_RFOUT_5G

WRF_RES_EXTWRF_RFIN_2GWRF_RFOUT_2G

WRF_A_TSSI_IN

RF_SW_CTRL_0RF_SW_CTRL_1RF_SW_CTRL_2RF_SW_CTRL_3RF_SW_CTRL_4RF_SW_CTRL_5RF_SW_CTRL_6RF_SW_CTRL_7

FM_AOUT1FM_AOUT2FM_TXFM_RXPFM_RXN

BT_UART_RXDBT_UART_TXDBT_UART_RTS_NBT_UART_CTS_N

BT_I2S_CLKBT_I2S_DIBT_I2S_WSBT_I2S_DO

BT_PCM_CLKBT_PCM_INBT_PCM_OUTBT_PCM_SYNC

BT_GPIO_0BT_GPIO_1BT_GPIO_2BT_GPIO_3BT_GPIO_4BT_GPIO_5

HSIC_AVDD12

VDDIO_RFWL_VDDIOBT_VDDIO

SDIO_DATA_0SDIO_DATA_1SDIO_DATA_2SDIO_DATA_3

SDIO_CLKSDIO_CMD

HSIC_STROBEHSIC_DATAHSIC_RREF

WRF_XTAL_OPWRF_XTAL_ONWRF_TCXO_IN

LPO

WRF_GPIO_OUT

WL_GPIO_0WL_GPIO_1WL_GPIO_2WL_GPIO_3WL_GPIO_4WL_GPIO_5WL_GPIO_6WL_REG_ON

BT_REG_ONBT_RST_N

EXT_SMPS_REQEXT_PWM_REQ

BT_RFBT_CLK_REQ_IN

BT_CLK_REQ_MODEBT_CLK_REQ_OUT

BT_

PA

VD

D3P

3

BT_

VC

OV

DD

1P2

BT_

IFV

DD

1P2

BT_

PLL

VD

D1P

2

VO

UT_

LNLD

O1

VO

UT_

CLD

O

WR

F_V

DD

_VC

OLD

O_I

N_1

P8

WR

F_V

CO

LDO

_OU

T_1P

2

VIN

_LD

O

VO

UT_

3P1

VO

UT_

3P3

SR

_VD

DB

AT1

_2S

R_V

DD

BA

T2

WR

F_P

AD

RV

_VD

D

WR

F_V

DD

LNA

_1P

2_2G

WR

F_X

TAL_

VD

D1P

2W

RF_

TCX

O_V

DD

WR

F_LO

GE

N_A

_VD

D1P

2W

RF_

VD

DA

FE_1

P2

WR

F_V

DD

AN

A_1

P2

FM_R

FVD

D1P

2

FM_V

DD

2P5

FM_V

DD

AU

DIO

SR

_VD

DB

AT1

_1

BT_

VS

SC

WR

F_P

A_G

ND

1W

RF_

PA

_GN

D2

WR

F_P

A_G

ND

3W

L_V

SS

_0W

L_V

SS

_1W

L_V

SS

_2W

RF_

GN

D

BT_

RFV

DD

1P2

BT_

VD

DC

_1B

T_V

DD

C_2

SR

_VLX

WR

F_V

DD

PA

WL_

VD

DC

_1W

L_V

DD

C_2

WL_

VD

DC

_3

FM_V

DD

PLL

1P2

C316

DNI

4.7p

C338 C339

4.7p

C343

4.7p

C342

4.7p

C314

10p

C313

10p

C312

10p

120FB304

TP312

TP315

TP317

EAM62251301

LFD182G45DCHD277FL302

5 4

6 3

7 2

8 1P1NC2

GND1GND3

P2P3

NC1GND2

FB30

360

0

+1V2_VDD_BT+1V2_VDD_LN

100n

C30

2

L310 1n

C30

310

p

+3V3_VOUTVSEL_1.8V

C327 100n

TP304

TP303

TP302

TP301

TP306

C329 100p

C323 1.2p

C357 1.5n C315 10p

C351

18p

TP311

TP316

TP314

EAT61473401MDFE2PFA-023

U304

10 9

876

11

5

12

4

13

3

14

2

15

1

1617

GND1VC1

GN

D2

VC2

VR

EF

GND3

LNA

_EN

ANT

VD

D1

VD

ET

RX

VD

D2

GND4GND5

TX

VD

D3

VD

D4

VBAT

TP318

TP319

TP310

TP307

TP309

100pC328

DNI

C332

TP308

220

R307

LFB212G45CG7D227FL301

EAM62250401

3

2

1IN

GN

DOUT

+3V3_VOUT

SMZY0028001

U301RF55017

8

9

10 11 12

2

13

1

5 46

3GND2

VD

D

LNA

_EN

RX

_OU

T

TX_IN

PG

ND

GND1

C_T

X

C_R

X

AN

T

C_BT

BT

GND3

4.7p

C34

7

R302 15K

100n

C34

0

C326

100n

TP313

EAW6164540137.4MHz

X301 Q22FA1280013000

21

34

+3V

3_V

OU

T

C30

110

p

+1V

2_V

DD

_BT

+1V

2_V

DD

_CO

RE

VBAT

4.7u

C30

6

+3V

3_V

OU

T

2.2u

L302

+1V

2_V

DD

_LN

+1V

2_V

DD

_CO

RE

+2V

5_V

OU

T

4.7u

C32

1

4.7u

C30

7

+1V

2_V

DD

_FM

+2V

5_V

OU

T

C31

922

0p

+1V

2_V

DD

_CO

RE

+1V

2_V

DD

_LN

+1V

2_V

DD

_LN

VB

AT

L301

DNI

VB

AT

10u

C30

5

C31

110

0n

C31

72.

2u

FB30

112

0

C349

100n

10pC322

10pC325

C318

100n

4.7u

C30

4

FB30

260

0 1uC

310

CLK32K_GATE

FM_AUDIO_R

FM_ANT

BT_PCM_SYNC

BT_PCM_CLK

BT_PCM_DIN

BT_UART_RTS/BT_UART_CTS/

WLAN_CLK

WLAN_SDIO[0]WLAN_SDIO[1]WLAN_SDIO[2]WLAN_SDIO[3]

WLAN_CMD

WLAN_HOST_WAKEUP

BT_UART_TXDBT_UART_RXD

WLAN_EN

BT_EN

BT_WAKEUPBT_HOST_WAKEUP

BT_PCM_DOUT

BT_RF_TX

BT_RF_TX

5G_WLAN_TX

5G_WLAN_TX

5G_WLAN_RX

5G_WLAN_RX

5G_WLAN_RF

5G_WLAN_RF

WLAN_RF_TX

WLAN_RF_TX

XO_OUT

XO_OUTXO_IN

XO_IN

SW_BT_TX

SW_BT_TX

SW_WL_2G_RX

SW_WL_2G_RX

SW_WL_2G_TX

SW_WL_2G_TX

WLAN_BT_RF_RX

WLAN_BT_RF_RXSW_2G_LNA_EN

SW_2G_LNA_EN

SW_WL_5G_TX

SW

_WL_

5G_T

X

SW_WL_5G_RX

SW

_WL_

5G_R

X

SW_5G_LNA_EN

SW

_5G

_LN

A_E

N

SW_5G_PA_EN

SW

_5G

_PA

_EN

2G_WLAN_RF

2G_WLAN_RF

5G_A_TSSI

5G_A_TSSI

FM_AUDIO_L

revA(DNI) -> revB(1.5n)

revA(10pF) -> revB(1.5n)

revA(3.6nH) -> revB(2.4nH)

BCM4330X WLBGA

Not_use_I2S

5GHz Wi-Fi RF

Antenna & Diplexer

2.4GHz Wi-Fi & BT RF

Wi-Fi & Bluetooth BB

WIFI DUALBAND/BT

revA -> revB : 2p => 1.2p

revA-> revB : Added 1.5n

revA(27p)-> revB(10p)

revA(4.7p) -> revB(1.2p)

revA(18p) -> revB(100p)

P760_RevD/P768_RevB : L310 1.5n -> 1n

P760_RevD/P768_RevB : C345 1.2p -> 1.8p

P760_RevD/P768_RevB : C346 1.5n -> 1.2n

P760_RevD/P768_RevB : C350 20p -> 15p P760_RevD/P768_RevB : C351 15p -> 18p

P760_RevD/P768_RevB : L305 1n -> DNIP760_RevD/P768_RevB : L306 1n -> C358 100p

Page 147: lg p768

- 147 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

2.2u

C422

0.1u

C420

VSD2_1.8V

0.1u

C421

2.2u

C401

VSD2_1.8V

NFM18PS105R0J3D_FL400

IN OUT

GND

FB401

BLM15PD600SN1D

FB402

U401

EAN62327101

H9DA1GH25HAMMR-4EM

B6B3B4A4A7A3A6

M8L7M7N5N4M4N3N2L8M6L6N7L5M3M2M1

H7D5H8D7J1G2F2H2D3F8G8

B7B8C7C8C6D8C5E6J5J7K8J8K7K6K5K4

J2H3E1E2J3C4D2C3D1C2B2K3K2K1J4

N9N6

M10L9L2

K10J10

H9H1G9

F10E9

D10C9

B10B5B1A9

M5A5

L4L3J6H6H5H4G7G6G5G4G3F7F6F5F4F3F1E8E7E5E4E3D6D4A2

M9L10

K9J9

H10F9

E10D9

C10B9

N8L1

G10G1C1A8

N10N

1A

10A1

NC

1N

C26

NC

28N

C29

VDD1VDD2VDD3VDD5VDD4VDD6

VDDQ1VDDQ6VDDQ5VDDQ4VDDQ10VDDQ9VDDQ2VDDQ8VDDQ7VDDQ3

NC27NC20NC21NC9NC19NC8NC11NC12NC17NC18NC7NC16NC25NC6NC10NC5NC13NC14NC4NC2NC24NC22NC23NC15NC3

VCC1VCC2

VSS1VSS4VSSn2VSSQ5VSSQ4VSSQ9VSSQ8VSSQ3VSS2VSS3VSSQ10VSSQ1VSSQ2VSS5VSSQ6VSSQ7VSSn1VSS7

A0A1A2A3A4A5A6A7A8A9

A10A11A12BA0BA1

DQ0DQ1DQ2DQ3DQ4DQ5DQ6DQ7DQ8DQ9

DQ10DQ11DQ12DQ13DQ14DQ15

CLK#CLKCKECS#

RAS#CAS#

WE#UDQMLDQMUDQSLDQS

IO0IO1IO2IO3IO4IO5IO6IO7IO8IO9

IO10IO11IO12IO13IO14IO15

CE#RE#

WEn#CLEALEWP#

R/B#

TP413 TP414

R417100

C438 22p

C439 22p

R41

0

100K

0.1u

C425 C426

0.22u

C423

0.1u

VSD1_1.3V

C424

0.22u

R40

5D

NI

0.1u

C40

8

100n

C442

220n

C41

3

C416

10u

10u

C414

R401

4.7K

C41

022

0n

C40

71u

4.7K

R402

VSD2_1.8V

C441

10u

VSD2_1.8V

R403

4.7K

NIHON-DEMPA

32.768KHzNX3215SA

EXXY0026801

X40

1

21

3.3uL402

220n

C440

VRTC_1.8V

VBAT

IFX

_US

B_V

BU

S

VSD2_1.8VVSD1_1.3V

R404

4.7K

VS

D1_

1.3V

VBAT

EAM62451701

FL401 NFM15PC105R0J3D

IN OUT

GND1 GND2

XMM6260EUSY0432001

U402

R4

U17U

1

A17A

1

D1

A2

R2

R1

P2

P1

N2

N1

K3

U10

T9U9

P12

T8T7U8

U7

F6D4

K4

J1H3

E4

F2C4

H1

B4

C3

A5

G1

F4G2

F3J4J5J6H6

H8

E3

K2

J3J2H2

C2

A3

D3

E1

B1

F1A4

C1

F13

J12

D13

D12

D11

H10

A7

E11

D10

E9

E8

F9

D8

G9

G11

H11

B16

C16

D16

E16

G15

J15

H16

J16

H17

G17

F17

E17

D17

C17

B17

A16

C9

B9

C12

A8

A9

A10

A11

A13

M13

M15

L11

N12

P13

L13

M14

N13

R5

P3

N4

P10

N8

B6

P9

N10

K10

M8

M9

N17

M16

M17

L17

T10

P14

T15

N9

U15

R12

K16

R16

T12

L8

J17

K11

N11

F15

B11

K8

E12

R8

K9

E13

E10

H9

K14

N5

M6

M4

M2

M5

M3

L7

B14

A15

B15

A14

G16

B10

F16

A12

G13

G14

B7

E14

K17

B12

B13

G10

H13

H14

J13

J14

A6

B8

T11

U11

P16

N16

T16

R17

T17

P17

U12

U13T1U

2

U3

T2T3P7

R6

T5T4T6U6

U5

U4

T13

T14

U14K1

L5L9K5

L2L4L1M1

K7

N14

P11R

9

U16

L14

L10D9

L16

J11P8

J8K13G

8

D14

F14

VS

S_1

VS

S_2

VS

S_3

VS

S_4

VS

S_5

VS

S_6

VS

S_7

VS

S_8

VS

S_9

VS

S_1

0V

SS

_11

VS

S_1

2V

SS

_DIG

RF

VS

S_P

LLV

SS

_US

BE

TM11

_TR

AC

EC

LKE

TM11

_TR

AC

EP

KT0

ETM

11_T

RA

CE

PK

T1E

TM11

_TR

AC

EP

KT2

ETM

11_T

RA

CE

PK

T3E

TM11

_TR

AC

EP

KT4

ETM

11_T

RA

CE

PK

T5E

TM11

_TR

AC

EP

KT6

ETM

11_T

RA

CE

PK

T7C

C_C

LKC

C_R

ST

CC

_IO

TDO

TDI

TMS

TCK

TRS

T_N

TRIG

_IN

HW

_MO

N1

HW

_MO

N2

US

IF1_

TXD

_MTS

RU

SIF

1_R

XD

_MR

ST

US

IF1_

RTS

_NU

SIF

1_C

TS_N

US

IF1_

SC

LKH

SIC

_US

B_D

ATA

HS

IC_U

SB

_STR

BU

SB

_TE

ST

US

B_D

PLU

SU

SB

_DM

INU

SU

SB

_TU

NE

US

B_I

DV

BU

SD

PLU

SD

MIN

US

FWPFCDP_RBnMEM_CS0_NMEM_CS1_NMEM_CS2_NMEM_CS3_NMEM_ADV_NMEM_RD_NMEM_WR_NMEM_WAIT_NMEM_RAS_NMEM_CAS_NMEM_BE0_NMEM_BE1_NMEM_BC0_NMEM_BC1_NMEM_BC2_NMEM_BC3_NMEM_SDCLKOMEM_BFCLKO_0MEM_BFCLKO_1MEM_CKEMMCI1_CMDMMCI1_CLKMMCI_DAT_0MMCI1_DAT_1MMCI1_DAT_2MMCI1_DAT_3MMCI1_CDVDD_CORE_1VDD_CORE_2VDD_CORE_3VDD_CORE_4VDD_CORE_3G_1VDD_CORE_3G_2VDD_CORE_EBUVDD_IO18_1VDD_IO18_2VDD_IO18_3VDD_IO18_4VDD_IO18_5VDD_IO18_6VDD_MMCVDD_SIMVDD_USBIOVDD_MIPIVDD_PLLVDD_IO12VPPVDD_USB_PDVDD_USB_ANAVDD_DIGRFF32KOSC32KVSS_RTCVDD_RTC

EINT1EINT2EINT3

I2C1_SCLI2C1_SDA

DSP_AUDIO_IN1CLKOUT0CLKOUT2

T_OUT0T_OUT1

RESET2_NMIPI_HSI_RX_DATA

MIPI_HSI_RX_FLGMIPI_HSI_RX_RDY

MIPI_HSI_RX_WAKEMIPI_HSI_TX_DATA

MIPI_HSI_TX_FLGMIPI_HSI_TX_RDY

MIPI_HSI_TX_WAKEMEM_A_0MEM_A_1MEM_A_2MEM_A_3MEM_A_4MEM_A_5MEM_A_6MEM_A_7MEM_A_8MEM_A_9

MEM_A_10MEM_A_11MEM_A_12MEM_A_13MEM_A_14MEM_A_15MEM_A_16MEM_A_17MEM_A_18MEM_A_19MEM_A_20MEM_A_21MEM_A_22MEM_A_23MEM_AD_0MEM_AD_1MEM_AD_2MEM_AD_3MEM_AD_4MEM_AD_5MEM_AD_6MEM_AD_7MEM_AD_8MEM_AD_9

MEM_AD_10MEM_AD_11MEM_AD_12MEM_AD_13MEM_AD_14MEM_AD_15

VD

D_V

BA

T_S

D1

VD

D_V

BA

T_S

D2

VS

S_S

D1

VS

S_S

D2

SD

1_S

W2

SD

1_FB

SD

2_S

W2

SD

2_FB

ON

1O

N2_

NR

ES

ET_

PW

RD

WN

_NR

ES

ET_

BB

_NFS

SR

ES

ET_

ALL

_N M1

M2

M3

M4

VD

D_V

BA

T_P

MU

VP

MU

VR

TCV

SIM

VP

LLV

DD

_VS

D2

VIO

_12

VU

SB

_IO

VU

SB

_PD

VU

SB

_AN

AV

SS

_PM

UA

GN

DV

RE

FTM

_EN

AN

AM

ON

TRIG

_BD

i3_R

X_D

AT

Di3

_RX

_DA

TXD

i3_T

X_D

AT

Di3

_TX

_DA

TXS

YS

_CLK

SY

SC

LKE

NX

RE

SE

T_N

ALE

RT_

NR

EF_

CLK

_EN

I2S

2_C

LK0

I2S

2_C

LK1

I2S

2_R

XI2

S2_

TXI2

S2_

WA

0I2

S2_

WA

1

SD

2_S

W1

SD

1_S

W1

NC

1N

C2

NC

3N

C4

NC

5

VS

D2_

1.8V

VBAT

L401 3.3u

4020

R41

2

4.7R411

C436

0.1u

VSIM_2.9V

0.1u

C435

VUSB_IO_3.1V

C434

0.1u

C433

0.1u

10u

C415

VSD2_1.8VVPLL_1.2V

C432

0.1u

VIO_1.2V

C431

0.1u

22u

C419

VP

MU

_1.3

V

TP403TP401

TP404TP402

R4094.7K

VSD2_1.8V

R408

DNI

TP412

TP41

1

VUSB_PD_1.1V

0.1u

C430

C40

90.

1u

VUSB_ANA_1.8V

C437

0.1u

220n

C41

7

VR

TC_1

.8V

VS

IM_2

.9V

VP

LL_1

.2V

TP405

220n

C41

1

TP409TP410 P

T401

10K

VS

D2_

1.8V

VIO

_1.2

VV

US

B_I

O_3

.1V

VU

SB

_PD

_1.1

VV

US

B_A

NA

_1.8

V

C41

20.

1u

220n

C40

6

TP408

U403

EUSY0186504

FSA2259UMX

6

5

7

4

8

3

9

2

10

1 VCC

2B1

1B1

2A

1A

S2

S1

2B0

1B0

GND

Q401

EBK61693301

SSM6L39TU

43

52

61S1 D1

G1 G2

D2 S2

IFX_USB_VBUS

R4164.7K

USB_VBUS

R415100K

C418

22u

DI3_SYS_CLKDI3_SYS_CLK_EN

DI3_REF_CLK_EN

UA

RT_

TX_S

W

UART_RX_SW

US

B_D

-_IF

XU

SB

_D+_

IFX

UA

RT_

RX

_IFX

UA

RT_

RX

_IFX

UA

RT_

TX_I

FX

UA

RT_

TX_I

FXU

AR

T1_T

X_I

PC

UART1_RX_IPC

MIPI_HSI_AC_FLAGMIPI_HSI_AC_DATA

MIPI_HSI_CA_READY

USIF1_SW

MODEM_SEND

MEM_BUSY/

MEM_BUSY/

IFX_USB_VBUS_EN

RE

SE

T_P

MU

_N

MEM_WAIT_N

MEM_WAIT_N

IFX

_TD

O

IFX

_TM

S

MON1

MO

N1

MON2

MO

N2

IFX_TRIG_IN

IFX

_TR

IG_I

N

DSP_AUDIO_IN1

DSP_AUDIO_IN1

OMAP_SEND

IFX

_PW

R_O

N_S

W/

IPC_I2S_CLK

IPC_I2S_DOUTIPC_I2S_SYNC

IPC_I2S_DIN

CP_CRASH_INT

MIPI_HSI_CA_WAKE

MIPI_HSI_CA_DATAMIPI_HSI_CA_FLAGMIPI_HSI_AC_READY

MIPI_HSI_AC_WAKE

CP

_UA

RT_

RE

Q

AP

_SLE

EP

_FLA

GCP_DOWN_CHECK

RE

SE

T_A

LL_N

IFX

_TD

I

IFX

_TC

K

GSM_TXON_IND

MEM_WP/

MEM_WP/

IFX

_TR

ST/

IFX_RTCK

IPC_MRDYIPC_SRDY

RESET_N

DI3_RX_DAT

DI3_RX_DATX

DI3_TX_DATXDI3_TX_DAT

26MHz_GPS_REF

MEM_WR_N

MEM_WR_N

MEM_WR_N

MEM_RD_N

MEM_RD_N

MEM_ADV_N

MEM_ADV_N

MEM_BC0_N

MEM_BC0_N

DDR_RAS_N

DDR_RAS_N

DDR_DQS[0]

DDR_DQS[0]

DDR_DQS[1]

DDR_DQS[1]

DDR_CAS_N

DDR_CAS_N

MEM_CS1_N

MEM_CS1_N

MEM_A[9]

MEM_A[9]

MEM_A[10]

MEM_A[10]

MEM_A[11]

MEM_A[11]

MEM_A[12]

MEM_A[12]

MEM_A[13]

MEM_A[13]

MEM_A[14]

MEM_A[14]

MEM_A[15]

MEM_A[15]

MEM_AD[0]

MEM_AD[0]

MEM_AD[0]

MEM_AD[1]

MEM_AD[1]

MEM_AD[1]

MEM_AD[2]

MEM_AD[2]

MEM_AD[2]

MEM_AD[3]

MEM_AD[3]

MEM_AD[3]

MEM_AD[4]

MEM_AD[4]

MEM_AD[4]

MEM_AD[5]

MEM_AD[5]

MEM_AD[5]

MEM_AD[6]

MEM_AD[6]

MEM_AD[6]

MEM_AD[7]

MEM_AD[7]

MEM_AD[7]

MEM_AD[8]

MEM_AD[8]

MEM_AD[8]

MEM_AD[9]

MEM_AD[9]

MEM_AD[9]

MEM_AD[10]

MEM_AD[10]

MEM_AD[10]

MEM_AD[11]

MEM_AD[11]

MEM_AD[11]

MEM_AD[12]

MEM_AD[12]

MEM_AD[12]

MEM_AD[13]

MEM_AD[13]

MEM_AD[14]

MEM_AD[14]

MEM_AD[14]

MEM_AD[15]

MEM_AD[15]

MEM_AD[15]

MEM_A[0]

MEM_A[0]

MEM_A[1]

MEM_A[1]

MEM_A[2]

MEM_A[2]

MEM_A[3]

MEM_A[3]

MEM_A[4]

MEM_A[4]

MEM_A[5]

MEM_A[5]

MEM_A[6]

MEM_A[6]

MEM_A[7]

MEM_A[7]

MEM_A[8]

MEM_A[8]

MEM_BC1_N

MEM_BC1_N

MEM_CS0_N

MEM_CS0_N

MEM_SDCLKO

MEM_SDCLKO

MEM_BFCLKO

MEM_BFCLKO

DDR_CKE

DDR_CKE

US

IM_R

ES

ET/

US

IM_C

LK

US

IM_D

ATA

NAND MCP

R417 must be close to U402(Baseband)

revA(10pF) -> revB(22pF)

UART_TX_SW(2B1)UART_RX_SW(1B1)

PT2

00 c

lose

to T

CX

O

C30

1 cl

ose

to B

B

Analog switch for USIF1

0BASE BAND PROCESSOR

1

MON2

0

UART1_RX_IPC(2B0)

0

1

2

MODE MON1DSP_AUDIO_IN1

00

IFX_TRIG_IN

0

1

IFX_TRIG_IN

16bit AAD NOR

16bit AD NOR

1001

0110

9

6

5 10

(Active high)

1 8bit NAND

eMMC

16bit NAND

0111

001112

14

11 110 16bit SDRAM

Flashless boot

16bit SDRAM

0

1

shared1

shared2

Boot Configuration

Boot Configuration

UART1_TX_IPC(1B0)0

1

UART_TX_IFX(2A)UART_RX_IFX(1A)S1,S2

Page 148: lg p768

- 148 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

0.1u

C509

VSEL_1.8VVPMIC_VDAC

CDC3S04EUSY0428301

U503

B4

D2

B2

A1

A2

B3

C2

A4

C1

A3

D1

E4

D3

D4

E3

E2

C3

E1

C4

B1MCLK_IN

CLK3

VLDO

REQ3

VBAT

SDAH

ADR_A0

MCLK_REQ

SCLH

VDD_DIG

REQ1

REQ4

CLK1

CLK4

VDD_ANA

CLK2

REQ2

RESET

GND_DIG

GND_ANA

VCLKB_TCXO_VCC

VCLKB_TCXO_VCC

C502

2.2u

VBAT

68pC506

C505 68p C503

1u

EXST0002601

1XXB38400FAA

38.4MHz

X5013

2

4

1GND1

VCC

GND2

OUT

C504

1u

C508 0.1u

C501

1u

1.5K

R52

1

1.5K

R52

0

TP503

1.5K

R51

3

R51

21.

5K

DNIR514

TP509 TP505

TP504TP508

TP511

TP510

U501

EAN62346601OMAP4430-A

C24B24A24D23D24

AE8AF8D27D28E25E26E27F26

AD4AD2AC3AC2AD3Y28AA28

G26G25H26H25J27H27

J26J25K26K25L27K27

C3B5B4

AG12AF12AE12AG13AE11AF11AG11AH11AE10AF10AG10AE9AF13AE13

A27

AC4AB4AB3AB2AA4AA3AA2AA1

Y4Y3Y2W4W3W2W1V2V1P2N2M2

AE3AG1AE1AH1AH2AE2

AG7AG6AE7AF7

AD1AG8AH5AH6AG5

AH7AE6AF6

AF9AG9

AH22AG21

Y27W27

D26C26

AE26AE28

AA27HDQ_SIO/I2C3_SCCB/I2C2_SCCB/GPIO_127/SAFE_MODE

I2C1_SCLI2C1_SDA

I2C2_SCL/UART1_RX/GPIO_128/SAFE_MODEI2C2_SDA/UART1_TX/GPIO_129/SAFE_MODE

I2C3_SCL/GPIO_130/SAFE_MODEI2C3_SDA/GPIO_131/SAFE_MODE

I2C4_SCL/GPIO_132/SAFE_MODEI2C4_SDA/GPIO_133/SAFE_MODESR_SCLSR_SDA

SYS_NIRQ2/GPIO_183/SAFE_MODESYS_NIRQ1/SAFE_MODESYS_PWR_REQ

FREF_XTAL_VSSOSCFREF_XTAL_IN/C2C_WAKEREQINFREF_XTAL_OUTFREF_SLICER_IN/GPI_WK5/C2C_WAKEREQIN/SAFE_MODEFREF_CLK_IOREQ

SYS_NRESWARMSYS_NRESPWRONSYS_PWRON_RESET_OUT/GPIO_WK29SYS_32K

JTAG_TDOJTAG_nTRSTJTAG_TMS_TMSC/SAFE_MODEJTAG_TDIJTAG_TCK/SAFE_MODEJTAG_RTCK

DPM_EMU0/GPIO_11/ATTILA_HW_DBG0/SAFE_MODEDPM_EMU1/GPIO_12/ATTILA_HW_DBG1/SAFE_MODEDPM_EMU2/USBA0_ULPIPHY_CLK/GPIO_13/DISPC2_FID/ATTILA_HW_DBG2/RSVDDPM_EMU3/USBA0_ULPIPHY_STP/GPIO_14/DISPC2_DATA10/ATTILA_HW_DBG3/RSVDDPM_EMU4/USBA0_ULPIPHY_DIR/GPIO_15/DISPC2_DATA9/ATTILA_HW_DBG4/RSVDDPM_EMU5/USBA0_ULPIPHY_NXT/GPIO_16/RFBI_TE_VSYNC0/DISPC2_DATA16/ATTILA_HW_DBG5/RSVDDPM_EMU6/USBA0_ULPIPHY_DAT0/UART3_TX_IRTX/GPIO_17/RFBI_HSYNC0/DISPC2_DATA17/ATTILA_HW_DBG6/RSVDDPM_EMU7/USBA0_ULPIPHY_DAT1/UART3_RX_IRRX/GPIO_18/RFBI_CS0/DISPC2_HSYNC/ATTILA_HW_DBG7/RSVDDPM_EMU8/USBA0_ULPIPHY_DAT2/UART3_RTS_SD/GPIO_19/RFBI_RE/DISPC2_PCLK/ATTILA_HW_DBG8/RSVDDPM_EMU9/USBA0_ULPIPHY_DAT3/UART3_CTS_RCTX/GPIO_20/RFBI_WE/DISPC2_VSYNC/ATTILA_HW_DBG9/RSVDDPM_EMU10/USBA0_ULPIPHY_DAT4/GPIO_21/RFBI_A0/DISPC2_DE/ATTILA_HW_DBG10/RSVDDPM_EMU11/USBA0_ULPIPHY_DAT5/GPIO_22/RFBI_DATA8/DISPC2_DATA8/ATTILA_HW_DBG11/RSVDDPM_EMU12/USBA0_ULPIPHY_DAT6/GPIO_23/RFBI_DATA7/DISPC2_DATA7/ATTILA_HW_DBG12/RSVDDPM_EMU13/USBA0_ULPIPHY_DAT7/GPIO_24/RFBI_DATA6/DISPC2_DATA6/ATTILA_HW_DBG13/RSVDDPM_EMU14/SYS_DRM_MSECURE/UART1_RX/GPIO_25/RFBI_DATA5/DISPC2_DATA5/ATTILA_HW_DBG14/RSVDDPM_EMU15/SYS_SECURE_INDICATOR/GPIO_26/RFBI_DATA4/DISPC2_DATA4/ATTILA_HW_DBG15/RSVDDPM_EMU16/DMTIMER8_PWM_EVT/DSI1_TE0/GPIO_27/RFBI_DATA3/DISPC2_DATA3/ATTILA_HW_DBG16/RSVDDPM_EMU17/DMTIMER9_PWM_EVT/DSI1_TE1/GPIO_28/RFBI_DATA2/DISPC2_DATA2/ATTILA_HW_DBG17/RSVDDPM_EMU18/DMTIMER10_PWM_EVT/DSI2_TE0/GPIO_190/RFBI_DATA1/DISPC2_DATA1/ATTILA_HW_DBG18/RSVDDPM_EMU19/DMTIMER11_PWM_EVT/DSI2_TE1/GPIO_191/RFBI_DATA0/DISPC2_DATA0/ATTILA_HW_DBG19/RSVD

ATESTV

USBB2_HSIC_STROBE/GPIO_170/SAFE_MODEUSBB2_HSIC_DATA/GPIO_169/SAFE_MODE

USBB2_ULPITLL_DAT7/USBB2_ULPIPHY_DAT7/SDMMC3_CLK/GPIO_168/McSPI3_CLK/DISPC2_DATA11/RSVDUSBB2_ULPITLL_DAT6/USBB2_ULPIPHY_DAT6/SDMMC3_CMD/GPIO_167/McSPI3_SIMO/DISPC2_DATA12/RSVDUSBB2_ULPITLL_DAT5/USBB2_ULPIPHY_DAT5/SDMMC3_DAT3/GPIO_166/McSPI3_CS0/DISPC2_DATA13/RSVD

USBB2_ULPITLL_DAT4/USBB2_ULPIPHY_DAT4/SDMMC3_DAT0/GPIO_165/McSPI3_SOMI/DISPC2_DATA14/RSVDUSBB2_ULPITLL_DAT3/USBB2_ULPIPHY_DAT3/SDMMC3_DAT1/GPIO_164/HSI2_CAREADY/DISPC2_DATA15/RSVD

USBB2_ULPITLL_DAT2/USBB2_ULPIPHY_DAT2/SDMMC3_DAT2/GPIO_163/HSI2_ACFLAG/DISPC2_DATA18/RSVDUSBB2_ULPITLL_DAT1/USBB2_ULPIPHY_DAT1/SDMMC4_DAT3/GPIO_162/HSI2_ACDATA/DISPC2_DATA19/RSVDUSBB2_ULPITLL_DAT0/USBB2_ULPIPHY_DAT0/SDMMC4_DAT2/GPIO_161/HSI2_ACWAKE/DISPC2_DATA20/RSVD

USBB2_ULPITLL_NXT/USBB2_ULPIPHY_NXT/SDMMC4_DAT1/GPIO_160/HSI2_ACREADY/DISPC2_DATA21/RSVDUSBB2_ULPITLL_DIR/USBB2_ULPIPHY_DIR/SDMMC4_DAT0/GPIO_159/HSI2_CAFLAG/DISPC2_DATA22/RSVD

USBB2_ULPITLL_STP/USBB2_ULPIPHY_STP/SDMMC4_CLK/GPIO_158/HSI2_CADATA/DISPC2_DATA23/RSVDUSBB2_ULPITLL_CLK/USBB2_ULPIPHY_CLK/SDMMC4_CMD/GPIO_157/HSI2_CAWAKE/SAFE_MODE

USBA0_OTG_DM/UART3_TX_IRTX/UART2_TX/GPIO_180/SAFE_MODEUSBA0_OTG_DP/UART3_RX_IRRX/UART2_RX/GPIO_179/SAFE_MODE

USBA0_OTG_CE

UNIPRO_RY2/KPD_ROW5/GPI_3/SAFE_MODEUNIPRO_RX2/KPD_ROW4/GPI_2/SAFE_MODE

UNIPRO_RY1/KPD_ROW3/GPI_178/SAFE_MODEUNIPRO_RX1/KPD_ROW2/GPI_177/SAFE_MODEUNIPRO_RY0/KPD_ROW1/GPI_176/SAFE_MODEUNIPRO_RX0/KPD_ROW0/GPI_175/SAFE_MODE

UNIPRO_TY2/KPD_COL5/GPIO_1/SAFE_MODEUNIPRO_TX2/KPD_COL4/GPIO_0/SAFE_MODE

UNIPRO_TY1/KPD_COL3/GPIO_174/SAFE_MODEUNIPRO_TX1/KPD_COL2/GPIO_173/SAFE_MODEUNIPRO_TY0/KPD_COL1/GPIO_172/SAFE_MODEUNIPRO_TX0/KPD_COL0/GPIO_171/SAFE_MODE

FREF_CLK1_OUT/GPIO_181/SAFE_MODEFREF_CLK2_OUT/GPIO_182/SAFE_MODE

FREF_CLK3_REQ/FREF_CLK1_REQ/SYS_DRM_MSECURE/GPIO_WK30/C2C_WAKEREQIN/SAFE_MODEFREF_CLK4_REQ/FREF_CLK5_OUT/GPIO_WK7

FREF_CLK4_OUT/GPIO_WK8FREF_CLK0_OUT/FREF_CLK1_REQ/SYS_DRM_MSECURE/GPIO_WK6/SAFE_MODE

FREF_CLK3_OUT/FREF_CLK2_REQ/SYS_SECURE_INDICATOR/GPIO_WK31/C2C_WAKEREQOUT/SAFE_MODE

SYS_BOOT0/GPIO_184/SAFE_MODESYS_BOOT1/GPIO_185/SAFE_MODESYS_BOOT2/GPIO_186/SAFE_MODESYS_BOOT3/GPIO_187/SAFE_MODESYS_BOOT4/GPIO_188/SAFE_MODESYS_BOOT5/GPIO_189/SAFE_MODE

SYSBOOT6/DPM_EMU18/GPIO_WK9/C2C_WAKEREQOUT/SAFE_MODESYSBOOT7/DPM_EMU19/GPIO_WK10/SAFE_MODE

C2C_DATA15/DSI2_TE1/C2C_DATAOUT1/GPIO_104/SAFE_MODEC2C_DATA11/USBC1_ICUSB_TXEN/C2C_DATAOUT3/GPIO_100/SYS_NDMAREQ0/SAFE_MODE

C2C_DATA12/DSI1_TE0/C2C_CLKIN0/GPIO_101/SYS_NDMAREQ1/SAFE_MODEC2C_DATA13/DSI1_TE1/C2C_CLKIN1/GPIO_102/SYS_NDMAREQ2/SAFE_MODE

C2C_DATA14/DSI2_TE0/C2C_DATAOUT0/GPIO_103/SYS_NDMAREQ3/SAFE_MODE

3.3K

R50

4

3.3K

R50

7

VSEL_1.8V

3.3K

R50

6

R50

83.

3K

DN

IR

510

VSEL_1.8V

TP507

TP501 TP502

R50

93.

3K

10R511

10R505

R519

10K

VSEL_1.8V

R50

1D

NI

DN

IR

502

U501

EAN62346601OMAP4430-A

B23B26D22C23B12B11D25B22C25C22D21C21B25

D20C20B21A21B20B19A19B18A18B17

D19C19D18C18D17C17D16C16B16A16D15C15D13C13D12C12

V4V3U4U3T4T3

K4K3L4L3M4M3N4N3P4P3

D7C7B7

V27U27T27N25N26M25M26

W25W26V25V26U25U26T25T26R25R26

AF3AG3AF4AE4AF5AE5

D11C11

D8C8D9C9

D10C10

B8A8

B10B9

H3H2K1J1G2J2H4

AH19AG20AE20AF21AF20AE21

G28G27F28F27

AH23AG23AF23AE23AG22AE22AF22

AA26AA25AB27AB26

G3G4F1F3F4E1E2E4E3D2

AE14AF14AG16AF16AE16AH17AF17AE17AG18AF18AE19AF19AG19AE18

AH24AG24AF24AE24

AH26AF26AE25AF25AG25

AC27AB25AC25AC26

AC28AD25AD26AD27

ABE_McBSP2_CLKX/McSPI2_CLK/ABE_MCASP_AHCLKX/GPIO_110/USBB2_MM_RXDM/SAFE_MODEABE_McBSP2_DR/McSPI2_SOMI/ABE_MCASP_AXR/GPIO_111/USBB2_MM_RXDP/SAFE_MODEABE_McBSP2_DX/McSPI2_SIMO/ABE_MCASP_AMUTE/GPIO_112/USBB2_MM_RXRCV/SAFE_MODEABE_McBSP2_FSX/McSPI2_CS0/ABE_MCASP_AFSX/GPIO_113/USBB2_MM_TXEN/SAFE_MODE

ABE_McBSP1_CLKX/ABE_SLIMBUS1_CLOCK/GPIO_114/SAFE_MODEABE_McBSP1_DR/ABE_SLIMBUS1_DATA/GPIO_115/SAFE_MODEABE_McBSP1_DX/SDMMC3_DAT2/ABE_MCASP_ACLKX/GPIO_116/SAFE_MODEABE_McBSP1_FSX/SDMMC3_DAT3/ABE_MCASP_AMUTEIN/GPIO_117/SAFE_MODE

ABE_PDM_UL_DATA/ABE_McBSP3_DR/SAFE_MODEABE_PDM_DL_DATA/ABE_McBSP3_DX/SAFE_MODEABE_PDM_FRAME/ABE_McBSP3_CLKX/SAFE_MODEABE_PDM_LB_CLK/ABE_McBSP3_FSX/SAFE_MODEABE_CLKS/GPIO_118/SAFE_MODE

ABE_DMIC_CLK1/GPIO_119/USBB2_MM_TXSE0/SAFE_MODEABE_DMIC_DIN1/GPIO_120/USBB2_MM_TXDAT/SAFE_MODEABE_DMIC_DIN2/SLIMBUS2_CLOCK/GPIO_121/SAFE_MODEABE_DMIC_DIN3/SLIMBUS2_DATA/ABE_DMIC_CLK2/GPIO_122/SAFE_MODE

USBB1_ULPITLL_CLK/HSI1_CAWAKE/GPIO_84/USBB1_ULPIPHY_CLK/ATTILA_HW_DBG20/SAFE_MODEUSBB1_ULPITLL_STP/HSI1_CADATA/McBSP4_CLKR/GPIO_85/USBB1_ULPIPHY_STP/USBB1_MM_RXDP/ATTILA_HW_DBG21/SAFE_MODEUSBB1_ULPITLL_DIR/HSI1_CAFLAG/McBSP4_FSR/GPIO_86/USBB1_ULPIPHY_DIR/ATTILA_HW_DBG22/SAFE_MODEUSBB1_ULPITLL_NXT/HSI1_ACREADY/McBSP4_FSX/GPIO_87/USBB1_ULPIPHY_NXT/USBB1_MM_RXDM/ATTILA_HW_DBG23/SAFE_MODEUSBB1_ULPITLL_DAT0/HSI1_ACWAKE/McBSP4_CLKX/GPIO_88/USBB1_ULPIPHY_DAT0/USBB1_MM_RXRCV/ATTILA_HW_DBG24/SAFE_MODEUSBB1_ULPITLL_DAT1/HSI1_ACDATA/McBSP4_DX/GPIO_89/USBB1_ULPIPHY_DAT1/USBB1_MM_TXSE0/ATTILA_HW_DBG25/SAFE_MODEUSBB1_ULPITLL_DAT2/HSI1_ACFLAG/McBSP4_DR/GPIO_90/USBB1_ULPIPHY_DAT2/USBB1_MM_TXDAT/ATTILA_HW_DBG26/SAFE_MODEUSBB1_ULPITLL_DAT3/HSI1_CAREADY/GPIO_91/USBB1_ULPIPHY_DAT3/USBB1_MM_TXEN/ATTILA_HW_DBG27/SAFE_MODEUSBB1_ULPITLL_DAT4/DMTIMER8_PWM_EVT/ABE_McBSP3_DR/GPIO_92/USBB1_ULPIPHY_DAT4/ATTILA_HW_DBG28/SAFE_MODEUSBB1_ULPITLL_DAT5/DMTIMER9_PWM_EVT/ABE_McBSP3_DX/GPIO_93/USBB1_ULPIPHY_DAT5/ATTILA_HW_DBG29/SAFE_MODEUSBB1_ULPITLL_DAT6/DMTIMER10_PWM_EVT/ABE_McBSP3_CLKX/GPIO_94/USBB1_ULPIPHY_DAT6/ABE_DMIC_DIN3/ATTILA_HW_DBG30/SAFE_MODEUSBB1_ULPITLL_DAT7/DMTIMER11_PWM_EVT/ABE_McBSP3_FSX/GPIO_95/USBB1_ULPIPHY_DAT7/ABE_DMIC_CLK3/ATTILA_HW_DBG31/SAFE_MODEUSBB1_HSIC_DATA/GPIO_96/SAFE_MODEUSBB1_HSIC_STROBE/GPIO_97/SAFE_MODE

SDMMC1_CLK/DPM_EMU19/GPIO_100/SAFE_MODESDMMC1_CMD/UART1_RX/GPIO_101/SAFE_MODESDMMC1_DAT0/DPM_EMU18/GPIO_102/SAFE_MODESDMMC1_DAT1/DPM_EMU17/GPIO_103/SAFE_MODESDMMC1_DAT2/DPM_EMU16/GPIO_104/JTAG_TMS_TMSC/SAFE_MODESDMMC1_DAT3/DPM_EMU15/GPIO_105/JTAG_TCK/SAFE_MODESDMMC1_DAT4/GPIO_106/SAFE_MODESDMMC1_DAT5/GPIO_107/SAFE_MODESDMMC1_DAT6/GPIO_108/SAFE_MODESDMMC1_DAT7/GPIO_109/SAFE_MODE

UART2_CTS/SDMMC3_CLK/GPIO_123/SAFE_MODEUART2_RTS/SDMMC3_CMD/GPIO_124/SAFE_MODEUART2_RX/SDMMC3_DAT0/GPIO_125/SAFE_MODEUART2_TX/SDMMC3_DAT1/GPIO_126/SAFE_MODE

McSPI1_CLK/GPIO_134/SAFE_MODEMcSPI1_SOMI/GPIO_135/SAFE_MODEMcSPI1_SIMO/GPIO_136/SAFE_MODEMcSPI1_CS0/GPIO_137/SAFE_MODEMcSPI1_CS1/UART1_RX/GPIO_138/SAFE_MODEMcSPI1_CS2/UART1_CTS/SLIMBUS2_CLOCK/GPIO_139/SAFE_MODEMcSPI1_CS3/UART1_RTS/SLIMBUS2_DATA/GPIO_140/SAFE_MODEUART3_CTS_RCTX/UART1_TX/GPIO_141/SAFE_MODEUART3_RTS_SD/GPIO_142/SAFE_MODEUART3_RX_IRRX/DMTIMER8_PWM_EVT/GPIO_143/SAFE_MODEUART3_TX_IRTX/DMTIMER9_PWM_EVT/GPIO_144/SAFE_MODE

McSPI4_CLK/SDMMC4_CLK/GPIO_151/SAFE_MODEMcSPI4_SIMO/SDMMC4_CMD/GPIO_152/SAFE_MODEMcSPI4_SOMI/SDMMC4_DAT0/GPIO_153/SAFE_MODEMcSPI4_CS0/SDMMC4_DAT3/GPIO_154/SAFE_MODEUART4_RX/SDMMC4_DAT2/GPIO_155/SAFE_MODEUART4_TX/SDMMC4_DAT1/GPIO_156/SAFE_MODE

SIM_IO/GPIO_WK0/SAFE_MODESIM_CLK/GPIO_WK1/SAFE_MODESIM_RESET/GPIO_WK2/SAFE_MODESIM_CD/GPIO_WK3/SAFE_MODESIM_PWR_CTRL/GPIO_WK4/SAFE_MODEUSBC1_ICUSB_DP/GPIO_98/SAFE_MODEUSBC1_ICUSB_DM/GPIO_99/SAFE_MODE

HDMI_HPD/GPIO_63/SAFE_MODEHDMI_CEC/GPIO_64/SAFE_MODEHDMI_DDC_SCL/GPIO_65/SAFE_MODEHDMI_DDC_SDA/GPIO_66/SAFE_MODEHDMI_DATA0XHDMI_DATA0YHDMI_DATA1XHDMI_DATA1YHDMI_DATA2XHDMI_DATA2YHDMI_CLOCKXHDMI_CLOCKY

SDMMC5_CLK/MCSPI2_CLK/USBC1_ICUSB_DP/GPIO_145/SAFE_MODESDMMC5_CMD/MCSPI2_SIMO/USBC1_ICUSB_DM/GPIO_146/SAFE_MODE

SDMMC5_DAT0/MCSPI2_SOMI/USBC1_ICUSB_RCV/GPIO_147/SAFE_MODESDMMC5_DAT1/USBC1_ICUSB_TXEN/GPIO_148/SAFE_MODE

SDMMC5_DAT2/MCSPI2_CS1/GPIO_149/SAFE_MODESDMMC5_DAT3/MCSPI2_CS0/GPIO_150/SAFE_MODE

CSI21_DX0/GPI_67/SAFE_MODECSI21_DY0/GPI_68/SAFE_MODECSI21_DX1/GPI_69/SAFE_MODECSI21_DY1/GPI_70/SAFE_MODECSI21_DX2/GPI_71/SAFE_MODECSI21_DY2/GPI_72/SAFE_MODECSI21_DX3/GPI_73/SAFE_MODECSI21_DY3/GPI_74/SAFE_MODECSI21_DX4/GPI_75/SAFE_MODECSI21_DY4/GPI_76/SAFE_MODE

CSI22_DX0/GPI_77/SAFE_MODECSI22_DY0/GPI_78/SAFE_MODECSI22_DX1/GPI_79/SAFE_MODECSI22_DY1/GPI_80/SAFE_MODE

CAM_SHUTTER/GPIO_81/SAFE_MODECAM_STROBE/GPIO_82/SAFE_MODE

CAM_GLOBALRESET/GPIO_83/SAFE_MODE

CVIDEO_TVOUTCVIDEO_VFB

CVIDEO_RSET

DSI1_DX0DSI1_DY0DSI1_DX1DSI1_DY1DSI1_DX2DSI1_DY2DSI1_DX3DSI1_DY3DSI1_DX4DSI1_DY4

DSI2_DX0DSI2_DY0DSI2_DX1DSI2_DY1DSI2_DX2DSI2_DY2

GPMC_AD0/SDMMC2_DAT0GPMC_AD1/SDMMC2_DAT1GPMC_AD2/SDMMC2_DAT2GPMC_AD3/SDMMC2_DAT3

GPMC_AD4/SDMMC2_DAT4/SDMMC2_DIR_DAT0GPMC_AD5/SDMMC2_DAT5/SDMMC2_DIR_DAT1

GPMC_AD6/SDMMC2_DAT6/SDMMC2_DIR_CMDGPMC_AD7/SDMMC2_DAT7/SDMMC2_CLK_FDBKGPMC_AD8/KPD_ROW0/C2C_DATA15/GPIO_32GPMC_AD9/KPD_ROW1/C2C_DATA14/GPIO_33

GPMC_AD10/KPD_ROW2/C2C_DATA13/GPIO_34GPMC_AD11/KPD_ROW3/C2C_DATA12/GPIO_35GPMC_AD12/KPD_COL0/C2C_DATA11/GPIO_36GPMC_AD13/KPD_COL1/C2C_DATA10/GPIO_37

GPMC_AD14/KPD_COL2/C2C_DATA9/GPIO38GPMC_AD15/KPD_COL3/C2C_DATA8/GPIO39

GPMC_A16/KPD_ROW4/C2C_DATAIN0/GPIO40/VENC_656_DATA0GPMC_A17/KPD_ROW5/C2C_DATAIN1/GPIO_41/VENC_656_DATA1/SAFE_MODEGPMC_A18/KPD_ROW6/C2C_DATAIN2/GPIO_42/VENC_656_DATA2/SAFE_MODEGPMC_A19/KPD_ROW7/C2C_DATAIN3/GPIO_43/VENC_656_DATA3/SAFE_MODEGPMC_A20/KPD_COL4/C2C_DATAIN4/GPIO_44/VENC_656_DATA4/SAFE_MODEGPMC_A21/KPD_COL5/C2C_DATAIN5/GPIO_45/VENC_656_DATA5/SAFE_MODEGPMC_A22/KPD_COL6/C2C_DATAIN6/GPIO_46/VENC_656_DATA6/SAFE_MODEGPMC_A23/KPD_COL7/C2C_DATAIN7/GPIO_47/VENC_656_DATA7/SAFE_MODE

GPMC_A24/C2C_CLKOUT0/GPIO_48/SAFE_MODEGPMC_A25/C2C_CLKOUT1/GPIO_49/SAFE_MODE

GPMC_nCS0/GPIO_50/SYS_NDMAREQ0GPMC_nCS1/C2C_DATAOUT6/GPIO_51/SAFE_MODEGPMC_nCS2/C2C_DATAOUT7/GPIO_52/SAFE_MODE

GPMC_nCS3/GPMC_DIR/C2C_DATAOUT4/GPIO_53/SAFE_MODEGPMC_nWP/DSI1_TE0/GPIO_54/SYS_NDMAREQ1

GPMC_CLK/GPIO_55/SYS_nDMAREQ2GPMC_nADV_ALE//DSI1_TE1/GPIO_56/SYS_NDMAREQ3

GPMC_nOE/SDMMC2_CLKGPMC_nWE/SDMMC2_CMD

GPMC_NBE0_CLE/DSI2_TE0/GPIO_59GPMC_nBE1/C2C_DATAOUT5/GPIO_60/SAFE_MODE

GPMC_WAIT0/DSI2_TE1/GPIO_61GPMC_WAIT1/C2C_DATAOUT2/GPIO_62/SAFE_MODE

DN

IR

503

ENBY0053801

24-5804-030-000-829+CN501

1615

1714

1813

1912

2011

2110

229

238

247

256

265

274

283

292

301

VSEL_1.8VVSD2_1.8V

VRTC_1.8V

R52610K 10K

R527

R52510K10K

R524R52210K

10KR523

TP512

TP513

TP514

TP515

TP516

UART_RX_IFXUART_TX_IFX

UART1_TX_IPC

UART1_RX_IPC

MIPI_HSI_AC_FLAGMIPI_HSI_AC_DATA

MIPI_HSI_CA_READY

USIF1_SW

MODEM_SEND

IFX_USB_VBUS_EN

RESET_PMU_N

IFX_TDO

IFX_TMS

OMAP_SEND

IFX_PWR_ON_SW/

IPC_I2S_CLKIPC_I2S_DOUT

IPC_I2S_SYNCIPC_I2S_DIN

CP_CRASH_INT

MIPI_HSI_CA_WAKEMIPI_HSI_CA_DATAMIPI_HSI_CA_FLAG

MIPI_HSI_AC_READYMIPI_HSI_AC_WAKE

CP_UART_REQ

AP_SLEEP_FLAG

NFC_IRQ

NFC_FET_0

NFC_MODE

GPS_PWR_ON

SDMMC2_CMDSDMMC2_CLK

SYS_nRESWARM

SYS_nRESWARM

SDMMC2_DAT[0]SDMMC2_DAT[1]SDMMC2_DAT[2]SDMMC2_DAT[3]SDMMC2_DAT[4]SDMMC2_DAT[5]SDMMC2_DAT[6]SDMMC2_DAT[7]

I2C3_SCLI2C3_SDA

MICROSD_DET/

CLK32K_MAIN

I2C1_SCL

I2C1_SCL

I2C1_SDA

I2C1_SDA

USB_DM_OMAPUSB_DP_OMAP

SRI2C_SCLSRI2C_SDA

UART4_RX_OMAP

UART4_RX_OMAP

UART4_TX_OMAP

UART4_TX_OMAP

UART_SW1UART_SW2

SYS_nRESPWRON

SYS_nRESPWRON

SYS_nIRQ1

I2C2_SCLI2C2_SDA

I2C4_SDAI2C4_SCL

PROXI_LDO_EN

KEY_R[0]

TOUCH_Maker_ID

FRONT_KEY_LED_EN/

DSI2_LCD_MIPI_D1_NDSI2_LCD_MIPI_D1_P

DSI2_LCD_MIPI_CLK_PDSI2_LCD_MIPI_CLK_N

CP_DOWN_CHECK

COMPASS_DRDY

MUIC_INT/

MOTION_INT1

CHARGE_IRQ_N

RESET_ALL_N

IFX_TDI

IFX_TCK

VT_CAM_PWDN

5M_MIPI_CLK_N5M_MIPI_CLK_P

5M_MCLK

5M_MIPI_DATA1_N5M_MIPI_DATA1_P5M_MIPI_DATA0_N5M_MIPI_DATA0_P

VT_MIPI_DATA0_PVT_MIPI_DATA0_N

VT_MIPI_CLK_PVT_MIPI_CLK_N

TOUCH_INT_N

PROX_INT

1.8V_5M_LDO_EN

SYS_nIRQ2

PDM_FRAMEPDM_CLK

ABE_CLKS

AUD_CLK_IN

KEY_R[1]

VT_RESET_N

5M_RESET_N

VT_0.3M_MCLK

FLASH_EN

CAM_SUBPM_EN

LCD_CP_EN

LCD_EN

VIBE_PWM

VIBE_EN

PDM_DL_DATAPDM_UL_DATA

IFX_TRST/

IFX_RTCKOMAP_TDO

OMAP_TDOOMAP_nTRST

OMAP_nTRST

OMAP_TMS

OMAP_TMS

OMAP_TCK

OMAP_TCKOMAP_RTCK

OMAP_RTCK

OMAP_TDI

OMAP_TDI

SYS_BOOT6

SYS_BOOT6

SYS_BOOT2

SYS_BOOT2

SYS_BOOT1

SYS_BOOT1

SYS_BOOT7

SYS_BOOT7

SYS_BOOT4

SYS_BOOT4

AUD_PWRON

OMAP_CLK_REQ

OMAP_CLK_REQ

OMAP_CLK_IN

OMAP_CLK_IN

SYS_PWRREQ

IPC_MRDYIPC_SRDY

BT_PCM_SYNC

BT_PCM_CLKBT_PCM_DIN

BT_UART_RTS/BT_UART_CTS/

WLAN_CLK

WLAN_SDIO[0]WLAN_SDIO[1]WLAN_SDIO[2]WLAN_SDIO[3]

WLAN_CMD

WLAN_HOST_WAKEUP

BT_UART_TXDBT_UART_RXD

WLAN_EN

BT_EN

BT_WAKEUP

BT_HOST_WAKEUP

BT_PCM_DOUT

GPS_UART_TXD

GPS_RESET_N

GPS_UART_RXDGPS_UART_RTS_NGPS_UART_CTS_N

GPS_LNA_SD

SYS_DRM_MSEC

TOUCH_RESET

MICROSD_CMD

MICROSD_DAT3MICROSD_DAT2

MICROSD_CLK

MICROSD_DAT0MICROSD_DAT1

GAUGE_INT

KEY_C[1]KEY_C[0]

LCD_MAKER_ID

LCD_RESET_N

DSI2_LCD_MIPI_D0_PDSI2_LCD_MIPI_D0_N

KEY_R[2]

LCD_VSYNC

MIPI HSI

For Touch S/W control

FM I2S

BOTTING

IFX control

SD/MMC2

Reference Clock

1.2V_VIOGPIOs

USBMUIC

SYSTEM

Key Pad

UART4

1.26M VT CAM, 8M CAM, MUIC, CAM PMIC, PROXY

I2C4

I2C3

TCXO_BUFFER, TI PMIC, TI CODEC

BT PCM

USB HSIC

IPC_PCM

revA(NC) -> revB(Add for home key)

NO ASSIGN

CSI2_1

CSI2_2

Composite

DSI1

DSI2

UART1

McSPI4

UART2

GPIOs

SD/MMC1

PDM

IPC

McBSP1

McBSP2

FM, SD/MMC5(WLAN)

RevB -> RevC : Add for ESD

McSPI port usageSPI1

SPI2

SPI3

SPI4

JTAG

Video

I2C

SYSTEM

1.8V & 3.0V_VIO

BT

MICROSD

WLANSD/MMC5

I2C2

I2C1

Port I2C port usage

TOUCH, LCD BACKLIGHT IC, CAM FLASH IC

MOTION/Compass, FUEL GAUGE, NFC, ChargerTI PMICSRI2C

eMMC4.4

Infineon Side OMAP Side

JATG & UART INTERFACE

Page 149: lg p768

- 149 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

0R

622

C676

1u

C606

0.47u 4.7u

C607

1u

C674C675

1u

C622

1u

C621

1u1u

C625

4.7u

C624 C623

0.47u0.1u

C677 C691

0.1u0.1u

C689

0.1u

C690

0.1u

C688

C627

1u

C692

0.1u 0.1u

C693 C694

0.1u 0.1u

C695

0.1u

C601

0.1u

C603

0.1u

C602

0.1u

C604

1u

C605C696

0.1u

C697

0.1u

C615

2.2u

FB601 600

FB602 600

C613 220n

SC609

1

C614 1u

R60

910

K

SC604

1

SC605

1

SC606

1

SC612

1

SC611

1

U501

EAN62346601OMAP4430-A

R14

R13

R12

P17

P16

P15

P14

P13

P12

N17

N16

N15

N14

N13

N12

H13

M21

M17

M16

M15

M14

M13

Y17

M1

L26

L25

L21

N9

K28

K2

J21

J4J3H28

H19

H17

H11

H1

F25

F2C2

B27

B13

B6

B3

A23

A20

A10

H15N27M27K22K21T21B28B1A28

AH28

N7L22D6D5D4D3C6C5C4

AH27AG28

Y22J8

AB12

A2A1

T7U22AB11AB13N21R21

AB10M7G9G22

J7

V22

AA16

H16G16

G7H7

W7

G20

G19G18G17

AA14AB17AA7AB18AB19AB8AB20AB16

AB21AH25AH20AH18AD28AB28AB22AA21AA22T28

AH12AH9AH4AF1AC1AB9AA9AA8Y1U1L8L28L7M8J28H21H20H9H8G21G8G1E28D1A25A22A17A12A9A6A4

B2A26

AF28AH16

T8G15R27Y14

AH3AF27

C28A3T2T1

N28AG14

B15A15

AG27AG2

C1R28

P1N1

AH14C27A13

A5A7

M28

AB14N22

P7T22

Y16P9

G13

G12A11

V28W28

L2L1

Y7

K7W22AB7

V7U7

J22H22

AA18AA19AA17

Y21Y20Y19Y18W21W20V21

AA10Y10

Y9Y8W9W8V8U9V9

V20T9

AA13Y13Y12Y11U20T20R20N20M20

M9L20

L9K20

K9J20J19J18J17J16J15J13J12J11J10

J9H18H12

R22N

8P

8

G11

M22

G10

H10

AH

21A

H13

AH

10A

H8

AG

26A

G17

AG

4A

F2A

E27

AB

1K

8A

A20

AA

12A

A11

Y26

Y25

U28

U21

U17

U16

U15

U14

U13

U12U

8U

2T1

7T1

6T1

5T1

4T1

3T1

2R

17R

16R

15V

SS

_48

VS

S_4

9V

SS

_50

VS

S_5

1V

SS

_52

VS

S_5

3V

SS

_54

VS

S_5

5V

SS

_56

VS

S_5

7V

SS

_58

VS

S_5

9V

SS

_60

VS

S_6

1V

SS

_62

VS

S_6

3V

SS

_64

VS

S_6

5V

SS

_66

VS

S_6

7V

SS

_68

VS

S_6

9V

SS

_70

VS

S_7

1V

SS

_72

VS

S_7

3V

SS

_74

VS

S_7

5V

SS

_76

VS

S_7

7V

SS

_78

VS

S_7

9V

SS

_80

VS

S_8

1V

SS

_82

VS

SA

_US

BA

0OTG

VS

SA

_US

BA

0OTG

_3P

3V

VS

SA

_UN

I

VS

SA

_HD

MI_

VD

AC

VS

SA

_DS

I_0

VS

SA

_DS

I_1

VS

SA

_CS

I2

VDD_CORE_0VDD_CORE_1VDD_CORE_2VDD_CORE_3VDD_CORE_4VDD_CORE_5VDD_CORE_6VDD_CORE_7VDD_CORE_8VDD_CORE_9VDD_CORE_10VDD_CORE_11VDD_CORE_12VDD_CORE_13VDD_CORE_14VDD_CORE_15VDD_CORE_16VDD_CORE_17VDD_CORE_18VDD_CORE_19VDD_CORE_20VDD_CORE_21VDD_CORE_22VDD_CORE_23VDD_CORE_24VDD_CORE_25VDD_CORE_26VDD_CORE_27VDD_CORE_28

VDD_MPU_0VDD_MPU_1VDD_MPU_2VDD_MPU_3VDD_MPU_4VDD_MPU_5VDD_MPU_6VDD_MPU_7VDD_MPU_8

VDD_IVA_AUDIO_0VDD_IVA_AUDIO_1VDD_IVA_AUDIO_2VDD_IVA_AUDIO_3VDD_IVA_AUDIO_4VDD_IVA_AUDIO_5VDD_IVA_AUDIO_6VDD_IVA_AUDIO_7VDD_IVA_AUDIO_8VDD_IVA_AUDIO_9

VDDS_1P8_0VDDS_1P8_1VDDS_1P8_2VDDS_1P8_3VDDS_1P8_4VDDS_1P8_5VDDS_1P8_6

VDDS_1P8_FREF

VDDA_DSI1VDDA_DSI2

VDDA_CSI21VDDA_CSI22

VDDA_HDMI_VDAC_0VDDA_HDMI_VDAC_1

VDDA_DPLL_CORE_AUDIO

VDDA_DPLL_MPUVDDA_DPLL_IVA_PER

VDDA_LDO_SRAM_COREVDDA_LDO_EMU_WKUPVDDA_LDO_SRAM_IVA_AUDIOVDDA_LDO_SRAM_MPU

VDDA_UNI

VDDA_USBA0OTG_1P8VVDDA_USBA0OTG_3P3V

POP_VDD1_LPDDR21_A15POP_VDD1_LPDDR21_C28POP_VDD1_LPDDR21_AJ15POP_VDD1_LPDDR22_N2POP_VDD1_LPDDR22_R1POP_VDD1_LPDDR22_P29POP_VDD1_LPDDR2_SHARED_C1POP_VDD1_LPDDR2_SHARED_AH2POP_VDD1_LPDDR2_SHARED_AH28

POP_VDD2_LPDDR21_A16POP_VDD2_LPDDR21_B16POP_VDD2_LPDDR21_AH15POP_VDD2_LPDDR22_P28POP_VDD2_LPDDR22_T1POP_VDD2_LPDDR22_T2POP_VDD2_LPDDR2_SHARED_A3POP_VDD2_LPDDR2_SHARED_C29POP_VDD2_LPDDR2_SHARED_AG28POP_VDD2_LPDDR2_SHARED_AH3

VDDCA_VREF_LPDDR21VDDCA_VREF_LPDDR22VDDQ_VREF_LPDDR21VDDQ_VREF_LPDDR22POP_LPDDR21_ZQ_AJ17POP_LPDDR22_ZQ_AG29

POP_VACC_LPDDR2_B28POP_VACC_LPDDR2_B2

VDDQ_LPDDR2_0VDDQ_LPDDR2_1VDDQ_LPDDR2_2VDDQ_LPDDR2_3VDDQ_LPDDR2_4VDDQ_LPDDR2_5VDDQ_LPDDR2_6VDDQ_LPDDR2_7VDDQ_LPDDR2_8VDDQ_LPDDR2_9

VDDQ_LPDDR2_10VDDQ_LPDDR2_11VDDQ_LPDDR2_12VDDQ_LPDDR2_13VDDQ_LPDDR2_14VDDQ_LPDDR2_15VDDQ_LPDDR2_16VDDQ_LPDDR2_17VDDQ_LPDDR2_18VDDQ_LPDDR2_19VDDQ_LPDDR2_20VDDQ_LPDDR2_21VDDQ_LPDDR2_22VDDQ_LPDDR2_23VDDQ_LPDDR2_24VDDQ_LPDDR2_25VDDQ_LPDDR2_26VDDQ_LPDDR2_27VDDQ_LPDDR2_28VDDQ_LPDDR2_29VDDQ_LPDDR2_30

VDDCA_LPDDR2_0VDDCA_LPDDR2_1VDDCA_LPDDR2_2VDDCA_LPDDR2_3VDDCA_LPDDR2_4VDDCA_LPDDR2_5VDDCA_LPDDR2_6VDDCA_LPDDR2_7VDDCA_LPDDR2_8VDDCA_LPDDR2_9

VDDS_DV_BANK0VDDS_DV_BANK1

VDDS_DV_BANK2_0VDDS_DV_BANK2_1

VDDS_DV_BANK3VDDS_DV_BANK4VDDS_DV_BANK5VDDS_DV_BANK6

VDDS_DV_C2C_0VDDS_DV_C2C_1VDDS_DV_C2C_2

VDDS_DV_GPMC

VDDS_DV_FREF

VDDS_SDMMC1_0VDDS_SDMMC1_1

VDDS_DV_SDMMC2_0VDDS_DV_SDMMC2_1

VDDS_1P2

VDDS_DV_CAM

VDDS_SIM

VDDA_DLL0_LPDDR21VDDA_DLL1_LPDDR21VDDA_DLL0_LPDDR22VDDA_DLL1_LPDDR22

CAP_VBB_LDO_IVA_AUDIOCAP_VDD_LDO_SRAM_IVA_AUDIO

CAP_VBB_LDO_MPUCAP_VDD_LDO_SRAM_MPU

CAP_VDD_LDO_SRAM_CORECAP_VDD_LDO_EMU_WKUP

PBIAS_SDMMC1PBIAS_SIM

VDDA_BDGP_VBB

VPP_CUSTVPP_STD

VSENSEIFORCE

RSVD1RSVD2RSVD3RSVD4RSVD5RSVD6RSVD7RSVD8RSVD9

LPDDR21_NCS0

NC1NC2NC3NC4NC5NC6NC7NC8NC9

VS

S_0

VS

S_1

VS

S_2

VS

S_3

VS

S_4

VS

S_5

VS

S_6

VS

S_7

VS

S_8

VS

S_9

VS

S_1

0V

SS

_11

VS

S_1

2V

SS

_13

VS

S_1

4V

SS

_15

VS

S_1

6V

SS

_17

VS

S_1

8V

SS

_19

VS

S_2

0V

SS

_21

VS

S_2

2V

SS

_23

VS

S_2

4V

SS

_25

VS

S_2

6V

SS

_27

VS

S_2

8V

SS

_29

VS

S_3

0V

SS

_31

VS

S_3

2V

SS

_33

VS

S_3

4V

SS

_35

VS

S_3

6V

SS

_37

VS

S_3

8V

SS

_39

VS

S_4

0V

SS

_41

VS

S_4

2V

SS

_43

VS

S_4

4V

SS

_45

VS

S_4

6V

SS

_47

C626

0.1u

U602

EAN62512001H26M31003FPR

G3

G2

G1

F14

F13

F12

F10F3F2F1E

14

E13

E12

E10

E9

E8

E5

E3

E2

E1

D14

D13

D12D

3

D2

D1

C14

P14C13

P13C12

P12C11

P11C10

P10

C9 P9

C8 P8

C7

P7

C5

P2

C3

P1

C1

N14

B14

N13

B13

N12

B12

N11

B11

N10

B10

N9

B9

N8

B8

N7

B7

N6

B1

N3

A14

N1

A13

M14

A12

M13

A11

M12

A10

M11

A9

M10

A8

M9

A7

M8

A6

M7A2

M3A1

M2

M1

P6

L14

P4

L13

N5

L12

N2

L3

K8

L2

H10

L1

G5

K14

E7

K13

C4

K12

K10

K9

K7

J10

K6

F5

K5

E6

K3

P5

K2

P3

K1

N4

J14

M4

J13

C6

J12

C2

J5

J3

M5

J2

J1

M6

H14

H13

B6

H12

B5

H5

B4

H3

B3

H2

B2

H1

A5

G14

A4

G13

A3

G12

G10

D4A1_INDEX

RFU6

NC59

DAT0

NC60

DAT1

NC61

DAT2

NC62

DAT3

NC63

DAT4

NC64

DAT5

RFU7

DAT6

NC66

DAT7

NC67

NC68

CLK

NC69

NC70

CMD

NC71

RFU8

VDDI

NC73

VCCQ5

NC

74

VCCQ4

NC

75

VCCQ3

NC

76

VCCQ2

NC

77

VCCQ1

NC

78

VCC4

RST_N

VCC3

RFU12

VCC2

RFU13

VCC1

RFU14

NC83

VSSQ5

NC84

VSS2

NC85

VSS3

NC86

VSS4

NC87

VSS5

NC88

VSSQ1

NC89

VSSQ2

NC90

VSSQ3

NC91

VSSQ4

NC92

NC93

NC1 NC94

NC2 NC95

RFU1

NC96

RFU3

NC97

NC5

NC98

NC6

NC99

NC7

NC100

NC8

NC101

NC9

NC102

NC10

NC103

NC11

NC104

NC12

NC105

NC13

NC106

NC14

NC107

NC15

NC108

NC16

NC109

NC17

NC110

NC18

NC111

NC19

NC112

NC20

NC113

NC21

NC114

NC22

NC115

RFU16

RFU15

NC24

NC117NC25

NC118NC26

RFU17

NC27 NC120

NC28 NC121

NC29 NC122

NC30 NC123

NC

31

NC

32

NC

33

NC

34

NC

35

NC

36

NC

37

NC

38

NC

39

NC

40

RFU11

RFU5

RFU10

RFU

9

NC

45

NC

46

NC

47

NC

48

NC

49

NC

50

RFU

4

NC

52

NC

53

NC

54

NC

55

NC

56

RFU2

R618

24

C628

0.1u

C629

220n

SC601

1

0.1u

C608

SC602

1

SC603

1

SC608

1

SC607

1

VSEL_1.8V

R621 240

C609

0.1u

R620 240

VSEL_1.8V

U603

EAN62494701_POP

H9TKNNN8KDMPQR-NGM

1Fiducial1

0.1uC660

C610

0.1u

C612

0.1u0.1u

C611

C620

0.1u

220n

C637

220n

C638

VSEL_VCORE3

VSEL_1.8V

VPMIC_VCXIO

C655 1u

VSEL_1.8V

VPMIC_VUSB

C630

0.1u

VPMIC_OMAP_VPP_CUST

VSEL_1.8V

0.1u

C647 C650

0.1u

C635 0.1u

C654 1u

1uC656

C649

0.1u

C648

0.1u

VSEL_VCORE3

C673

0.1u

C641 0.1u

C642 0.1u

VSEL_1.29V

3.0V_MICROSDC636 0.1u

VSEL_1.8V

C663

0.1u

VSEL_1.29V

VSEL_1.8V

0.1u

C672

0.47u

C671C669

0.1u

C670

0.1u

C664

0.1u

C652 220n

VSEL_1.29V

VSEL_VMEM

0.1u

C643

C666

0.1u

C665

0.1u

C662

220n

C651 0.1u

C661

220n

C659 220n

220nC657

220n

C639

0.47u

C667

C640

220n

C645

0.1u

C644

0.1u

VSEL_1.29VVSEL_1.8V

C632

0.1u

C634

0.1u

VSEL_1.8V

VCORE2_OMAP_IVAUD

C633

0.1u

VCORE1_OMAP_MPU

VSEL_1.8V

VPMIC_VCXIO

C619

0.47u

C668

0.1u

VSEL_1.29V

OJ601

C616

220n

C617

4.7u

C618

220n

SC632

1

SC610

1SC630

1

SC631

1

SC626

1

SC628

1

SC621

1

C653 1u

C658 1u

SC622

1

SC625

1

SC624

1

SC629

1

VSEL_1.8V

VPMIC_VAUX1

R611 10

VSEL_1.8V

R619 10

10R616

10R617

R615 10

R614 10

R613 10

10R612

R610 10

47K

R60

1

R60

247

K

R60

347

K

47K

R60

4

R60

547

K

R60

647

K

R60

747

K

47K

R60

8

SDMMC2_CMD

SDMMC2_CLK

SYS_nRESWARM

SDMMC2_DAT[0]SDMMC2_DAT[1]SDMMC2_DAT[2]SDMMC2_DAT[3]SDMMC2_DAT[4]SDMMC2_DAT[5]SDMMC2_DAT[6]SDMMC2_DAT[7]

Shield Can Clip (BOTTOM)

1%

1%

Hynix eMMC 26nm

PoP LPDDR28Gb

OMAP POWER

Screw

1.5mm ¡è

eMMC 4GB

Shield Can Clip (TOP)

revd->rev1.0 : 4.7uF -> 2.2uF

Page 150: lg p768

- 150 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

C764

1u

C765

4.7u

C772

1n

CN701

EAG6327070100 9254 004 030 868+

4

3

2

1

D1

D2

NX3215SA X70

1

NIHON-DEMPA

32.768KHz

21

C708

0.1u

1u

C771

1u

C770

3.0V_MICROSDVBAT

U705 RP101K302D

EUSY03651015

3 24 1

VOUTVDDGNDCE

PG

NDR765 4.7K

FL700

SFEY0015301

NFM18PC104R1C3IN OUT

GND1 GND2

VT_1.8V_CAM_VIOVCHG_OVP_OUT

C720

4.7u

C729

10n

4.7u

C731

4.7u

C717

C746

1u

C748

1u

47K

SETY0005701

PT7

00

NCP15WB473F03RC

10K

R72

5

R700 0

ZD701PESD5V0S1UA

R72

6

DN

I

GPADC_VREF

C750

1u

USB_VBUS_CON

0R768

C751

1u

C752

1u

C754

1u

R702

330k

C758

2.2u

C709

1u

R70

3

4.7KR

705

330K

U701

EAN62421601

MAX17048

MAXIM

B4

A4

B3

A3

B2

A2 B1

A1CTG

SDACELL

SCL

VDD

QSTRT

GND

ALRT

D700

R76

7

390K

R76

6

150K

R762 100

L760

EAP62187401MAKK2016T1ROM

1u

4.7u

C722

4.7u

C724

C727

4.7u

4.7u

C712

R719 1M

C756

1u

VSEL_1.8V

FB707 120

10uC718

VSEL_VCORE3

VCORE2_OMAP_IVAUD

USB_VBUS

FB703 120

10uC721

VSEL_2.1V

10uC723

VSEL_1.29V

120FB705

C725 10u

VSEL_VMEM

FB702 120

10uC730

VPMIC_VMMC

10uC734

VCORE1_OMAP_MPU

L704 0.68u

0.47uL706

L703 0.47u

C735

2.2u

C741

2.2u

0.47uL702

R71

310

K

C745

2.2u

0.68uL701

L707 0.47u

L705 0.47u

C742

2.2u

2.2u

C747

4.7u

C719

FB701 220

VSEL_1.8V

R71

2D

NI

VPMIC_VRTC

10K

R71

0

120FB706

R71

410

K

VSEL_1.8V

BA

T701

C740

2.2u2.2u

C739C738

2.2u2.2u

C7372.2u

C768

2.2u

C743

C744

1u

C755

2.2u

220FB704

2.2u

C753

TWL6030B107CMREAN62093401

U702

A12

A11

B15

A14

B12

A13

B14

B11

D12

K12

E13

D13

J9K9

K8

M7

N6

L12

H8

G8

G9

H9

M6

N15

M12

M11

K5

L5J5K7

M5

N5

K10

M13

N13

M4

N4

N2

A15

J8N11

N12

T1T2R1

H5

T16

T15

R16

A1

A2

B1

R12T12R11T11R13R10T10

H15H16J15J16G16K15K16

E15E16D15D16F16C15C16

M15L16M16P15P16N16L15R14T14T13

H2H1J2J1G1K2K1

R5T5R6T6R4R7T7

M2L1M1P2P1N1L2R3T3T4

E8A8

A10

J10

H10

E9

F5F2E2F1E1

E6D4

E4G2

B3B4A4A3

D6D5H7E5F4J7

D2C2D1C1

E12

F12A9

H12

G12

B16A16

G10

E10A

7

D7

K4

J13

G15

F15R9

T9T8B10B

8

B5

B6

A6

A5

G4

M8

G7

H4

D9

L13

E11

M10N8

B13M

9H

13F1

3B7

D8

K13

J12R8

N10N

7

J4D10

D11L4B9

G13N9

VD

D_B

1V

DD

_B2

VD

D_B

3V

DD

_B4

VR

TC_I

NV

AN

A_I

NV

PP

_IN

VA

UX

1_IN

VA

UX

2_IN

VA

UX

3_IN

VM

MC

_IN

1V

MM

C_I

N2

VU

SIM

_IN

1V

US

IM_I

N2

VC

XIO

_IN

VD

AC

_IN

VIO

VB

AT

GN

D_A

NA

_B1

GN

D_A

NA

_B2

GN

D_A

NA

_B3

GN

D_A

NA

_B4

GN

D_A

NA

_B5

GN

D_A

NA

_B6

GN

D_A

NA

_B7

GN

D_D

IG_V

IOG

ND

_DIG

_VR

TC

CH

RG

_PG

ND

_B1

CH

RG

_PG

ND

_B2

CH

RG

_PG

ND

_B3

CH

RG

_PG

ND

_B4

VU

SIM

VA

NA

VA

UX

1

VA

UX

2

VA

UX

3

VC

XIO

VD

AC

VM

MC

VP

P

VR

TC

VU

SB

VB

AC

KU

P

VPROG

PBKG_B51PBKG_B53

VBG

IREF

REFGND_B1REFGND_B2

IDVBUS_B1VBUS_B2VBUS_B3VBUS_B4

CHRG_EXTCHRG_ENZVACCHRG_DET_NCHRG_EXTCHRG_STATZCHRG_LED_TESTCHRG_LED_IN

CHRG_SW_B1CHRG_SW_B2CHRG_SW_B3CHRG_SW_B4

CHRG_BOOTCHRG_CSIN

CHRG_CSOUTCHRG_AUXPWR

CHRG_PMID_B1CHRG_PMID_B2CHRG_PMID_B3CHRG_PMID_B4CHRG_VREF

CLK32KAUDIO

CLK32KAO

CLK32KG

OSC32KIN

OSC32KOUTOSC32KCAP

VCORE1_IN_B1VCORE1_IN_B2VCORE1_IN_B3

VCORE1_FDBKVCORE1_SW_B1VCORE1_SW_B2VCORE1_SW_B3

VCORE1_GND_B1VCORE1_GND_B2VCORE1_GND_B3

VCORE2_IN_B1VCORE2_IN_B2

VCORE2_FDBKVCORE2_SW_B1VCORE2_SW_B2

VCORE2_GND_B1VCORE2_GND_B2

VCORE3_IN_B1VCORE3_IN_B2

VCORE3_FDBKVCORE3_SW_B1VCORE3_SW_B2

VCORE3_GND_B1VCORE3_GND_B2

V1V8_IN_B1V1V8_IN_B2V1V8_IN_B3

V1V8_FDBKV1V8_SW_B1V1V8_SW_B2V1V8_SW_B3

V1V8_GND_B1V1V8_GND_B2V1V8_GND_B3

V2V1_IN_B1V2V1_IN_B2

V2V1_FDBKV2V1_SW_B1V2V1_SW_B2

V2V1_GND_B1V2V1_GND_B2

V1V29_IN_B1V1V29_IN_B2

V1V29_FDBKV1V29_SW_B1V1V29_SW_B2

V1V29_GND_B1V1V29_GND_B2

VMEM_IN_B1VMEM_IN_B2

VMEM_FDBKVMEM_SW_B1VMEM_SW_B2

VMEM_GND_B1VMEM_GND_B2

PB

KG

_B43

PB

KG

_B42

PB

KG

_B41

PB

KG

_B33

PB

KG

_B32

PB

KG

_B31

PB

KG

_B2

PB

KG

_B13

PB

KG

_B12

PB

KG

_B11

SIM

MM

CTE

STE

NTE

STV

MS

EC

UR

E

CTL

I2C

_SD

AC

TLI2

C_S

CL

SR

I2C

_SD

AS

RI2

C_S

CL

INT

NR

ES

PW

RO

NN

RE

SW

AR

MR

EG

EN

1R

EG

EN

2P

WR

ON

RP

WR

ON

PW

M1

PW

M2

PW

MFO

RC

ES

YS

EN

BO

OT3

BO

OT2

BO

OT1

BO

OT0

BA

TRE

MO

VA

L

PR

EQ

3P

RE

Q2C

PR

EQ

2BP

RE

Q2A

PR

EQ

1

GG

AU

GE

_RE

SN

GG

AU

GE

_RE

SP

GP

AD

C_S

TAR

T

GP

AD

C_I

N0

GP

AD

C_I

N1

GP

AD

C_I

N2

GP

AD

C_I

N3

GP

AD

C_I

N4

GP

AD

C_I

N5

GP

AD

C_I

N6

GP

AD

C_V

RE

F1G

PA

DC

_VR

EF4

R71

110

K

C714 10u0.1uC713

TP70

1

R701150K

VSEL_1.8V

100n

C726

47m

R76

1

TP760

VBAT

2.2u

C762

C76

0

0.1u

VSEL_1.8V

1u

C761

VCHG_OVP_OUT

EAN62109401MAXIM

MAX8971EWPU700

C5

D2

D3

D1

A5

B5

A1

C1

B1

A4A3

A2

D5

D4

C4

C3

C2

B2

B3

B4I2CIN

IRQB

LX2

BST

GND

SCL

SFO

AVL

PG2VICHG

CS

LX1

BYP

PG1

THM

BAT

DC1

PVL

DC2

SDA

100p(0603)

C763C767

4.7u

2.2K

R76

0

R76

4

12K

5.6k

R76

3

VSEL_1.8V

1u

C775

C766

1u

VA

702

R7211.5K

TP703

R723 2.2KTSU5611YZPR

IC701

EAN62210001

B4

D2

B2

A1 A2

B3

C2

A4

C1

A3 D1

E4

D3 D4

E3

E2 C3

E1 C4

B1

VS

UP

PLY

UART_TXVBUS

UART_RXDM

DP

USB_DMID

USB_DP

AUDIO_LR2_2K

AUDIO_R

MIC

DSS

_INT

SDACLDO

SCL

GND

ISE

T

56KR720

3p(0603)

C705 C706

100u

DNI

R724

1.5KR722

C736

10n

VA701

C701

(0603)100p

VSEL_1.8V

VSEL_1.8V

10n

C702 C703

10p(0603)

C704

6p(0603)

VBAT

0.47uC710

R70980.6K(1%)

C732

8p

C733

8p

1u

C774

VCHG

MAX14528

EUSY0374601

U706

96

53

4

82

71IN1 OUT1

IN2 OUT2

IC1

OVLO IC2

GN

D

PG

ND

C757

1u EAN61871401

FSUSB63U704

1112

9

4

6

3

5

2

7

1 8

10HSD3+

HSD2+D+

HSD2-

D-

HSD1-

GND

HSD1+

SEL0

HSD3-

VCC SEL1

VBAT

VBAT

VBAT

VBAT

VBAT

VBAT

VBAT

VBAT

VBAT

VBAT

VBAT

USB_VBUS

UART_TX_SW

UART_RX_SWUSB_D-_IFX

USB_D+_IFX

VSEL_1.8V

VPMIC_VDAC

SY

S_n

RE

SW

AR

M

I2C3_SCLI2C3_SDA

MIC

RO

SD

_DE

T/

VCHG

CLK32K_MAIN

I2C

1_S

CL

I2C

1_S

DA

USB_DM_OMAPUSB_DP_OMAP

SR

I2C

_SC

LS

RI2

C_S

DA

UART4_RX_OMAP

UART4_TX_OMAP

UART_SW1UART_SW2

SY

S_n

RE

SP

WR

ON

SY

S_n

IRQ

1

PW

R_O

N_S

W

I2C4_SDA

I2C4_SDA

I2C4_SCL

I2C4_SCL

VPMIC_VUSB

VPMIC_VCXIO

BATT_THM_ADC

BATT_THM_ADC

PCB_VER_ADC

PCB_VER_ADC

CLK32K_GATE

VSEL_2.1V

USB_DPUSB_DM

TWL_LDO_3.2V

USB_ID

UART_TX

UART_TX

UART_RX

UART_RX

MUIC_INT/

BATT_ID

BATT_ID

CHARGE_IRQ_N

CHG_CURRENT_ADC

CHG_CURRENT_ADC

CLK32K_AUD

SY

S_P

WR

RE

Q

SY

S_D

RM

_MS

EC

VPMIC_VAUX1

VPMIC_VMMC

VPMIC_OMAP_VPP_CUST

VPMIC_VRTC

BOOT0

BO

OT0

BOOT1

BO

OT1

BOOT2

BO

OT2

BOOT3 BO

OT3

GPADC_VREF

PCB_THM_ADC PCB_THM_ADC

TOUCH_3.0V

GAUGE_INT

GND_GAUGEGND_GAUGE

BATT_ADC_SPG

BATT_ADC_SPG

SE

NS

OR

_LD

O_E

N

USB RF tunning

revA(PSD-05) -> revB

BACKUP BATT

90ohm matching !!

0.1mm

revA -> revB : Change 1uF,25V -> 1uF, 50V

revA -> revB : Change 5% -> 1%

revA -> revB : Add 0 ohm

USB_D-_IFX(HSD3-)

Located near TWL6030

1% 0.429V

1.238V

0.982V

1.108V

0.836V

0.720V

0.561V

0.113V

1%R2

R1

ADC

47K

R2R1

Rev.1.1

68K

A(P760 A)

150K

1.8V

VDD

EVB

240K

B(P760,P768 A)

130KD(P760,P768_B)

180K

100KC(P760 B)

330K

E

REV(HW)

# PCB Revision Check ADC

150K

1.8V

1.8V

Rev.1.0 1.8V

1.8V

1.8V

1.8V

1.8V

10K150K

150K

150K

150K

150K

150K

2mm

PCB VERSION CHECK

0.15mm

2mm2A

2mm

through many vias for heat emission.GND pad on the bottom of chip has to be connected to main GND trace

1608

MICRO USB CONN. + MUIC

90ohm matching !!

BATT SPG

TFLASH LDO

DIRECTLY CONNECT TO BATTERY'S GND(0.05mm)

DIRECTLY CONNECT TO BATTERY'S VBATT(0.05mm)

2mm

revA(10pF) -> revB(8pF)0.1mm

PMIC

CHARGER IC

revA -> revB (size 2520 -> 2016)

revA -> revB (Add OVP)

2mm

BATTERY CONNECTOR

P760_RevD/P768_RevB : LDO Change (=Dual LDO of RevA)revA -> revB Sensor_LDO_EN DNI

rev1.0 : delete USB_DM/DP/ID, VBUS,GND TP

UART4_TX_SW(HSD2+)UART4_RX_SW(HSD2-)

UART4_TX_OMAP(HSD1+)

USB_D+_IFX(HSD3+)

UART4_RX_OMAP(HSD1-)

NCNC0

0

011

1

1

0UART_TX(D+)UART_RX(D-)SEL1SEL0

OVP

revd->rev1.0 : TOUCH_LDO_EN delete

rev1.0 -> rev1.1 : Change for CI, 2.2uF -> 1uFC746,C748,C750,C751,C752,C754,C756

90ohm matching !!

USB-

TWL6030 : 1.5mm

USB+

USB_ID1

XMM6260 : 1mm

GSM PA : 2mm -> WCDMA PA 1mm# VBAT LINE WIDTH (STAR Connection)

Close to batt. connector

Bot Place Batt CON

FUEL GAUGE

CHARGER : 1mm

We should check a located 1 Pin on the PCB!

DP3T SWITCH

Page 151: lg p768

- 151 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

SENSOR_3.0V

9

54

63

72

81U804

EUSY0407401

RT9032AGQWVIN VOUT1

EN1 VOUT2

P2 GND

P1 EN2PG

ND

C836 0.1u

C8441u

C852

1u

4.7u

C828

C834 10n

VSEL_2.1V

C835 0.1u

C8421u

SENSOR_3.0V

PROXI_3.0V

C8531u

1n

C840C839

1n

120FB803

C813 0.1u

C827

10u

TP805

TWL_LDO_3.2V

1u

C847

VSEL_1.8V

U801

BOSCH

BMC050

EAN62222201

2

5

14

1

13

1011

6

3 9

8

12

4

16 15

7

GN

D1

SC

K

INT1

INT3

GN

D3

GN

D2

DRDYPS2

CS

B2

SDI

SDO

VD

D

INT2

VD

DIO

CS

B1

PS1

0.1u

C830 C831

0.1u

FB802 120

4.7uC838

C8431u

4.7u

C824

VBATPROXI_3.0V

C814 2.2u

C804

2.2u

C819 0.1u

0.1u

C810

0.1u

C809

0.1u

C803 C808

0.1u

VSEL_2.1V

0.1u

C802

VSEL_1.8VVBAT

EUSY0424501TWL6040

U803

G8

G7

F8E7

E6

E5D7D6D5

D10

D11

D1

E2

L7F9G1

H10

C10

L9K4

L2B2

C2

A10

A7

A6

A3

J7E9

G2

J10

B11

H5

B1A2D3C1

A8A9B5B4B8B9A5A4

F4G4F3G3

K11J11

C11B10

F1F2

H2H1J3

H4J4J2K1K3L4J5

H7

K7

L11A11

L1A1K2

E1G5L5K6L6

B7B6D4

E8J9D8

G6H6

H8K8

L10L8K9

F11G11

G9E11E10H11

K10E4F7F6F5

J8D2

B3

J6C9

C8

C7

C6

C4

C5

G10

F10J1D9

E3

L3H3

H9

K5

GN

DR

EF

GN

DH

SG

ND

AM

ICG

ND

DM

ICG

ND

LDO

1G

ND

LDO

2G

ND

VC

MG

ND

NC

P1

GN

DN

CP

2G

ND

HFL

1G

ND

HFL

2G

ND

HFL

3G

ND

HFR

1G

ND

HFR

2G

ND

HFR

3G

ND

DIG

GN

DV

IBR

GN

DV

IBL

GN

DIO

PBKG1PBKG2PBKG3PBKG4PBKG5

VDDREGNCPNCPOUT1NCPOUT2NCPFBCFLYPCFLYN

PDMDNPDMUPPDMCLKPDMCLKLBPDMFRAME

SDASCL

AUDPWRONNRESPWRONNAUDINT

GPO1GPO2GPO3

REFNREFPREFPLUGDETACCONN

ATESTDTEST1DTEST2DTEST3PROG

MCLK

CLK32K

DBIAS1DBIAS2

MBIASMMICPMMICNSMICPSMICN

HBIASHMICPHMICN

AFMRAFML

EARPEARN

HSLHSR

AUXLPAUXLNAUXRPAUXRN

HFLP1HFLN1HFRP1HFRN1HFLP2HFLN2HFRP2HFRN2

VIBLPVIBLNVIBRPVIBRN

VD

DV

RE

FV

DD

EA

RV

DD

HS

VD

DU

LV

DD

DL

VD

DP

LLV

DD

HFL

1V

DD

HFL

2V

DD

HFR

1V

DD

HFR

2V

DD

VIB

LV

DD

VIB

RV

DD

AM

BIA

SV

DD

DM

BIA

SV

DD

VIO

VS

SE

AR

VS

SH

SV

SS

UL

VS

SD

LV

SS

PLL

VD

DV

2V1

VD

DLD

OV

SS

LDO

INV

SS

LDO

NC1NC2NC3NC4 N

C5

NC

6N

C7

NC

8N

C9

FB804 120

120FB801

VBAT

220n

C805

0.1u

C811

C820

1u

0.47uC815

0.1uC826

2.2u

C806

C837 4.7u

C829 0.1u

R804 0

0R

806

R809 0

C807

100n

C818

100n

470nC812

0.1uC825

C832 0.1u

R808 0

10nC833

4.7KR817

VSEL_1.8V

C850

1n 1n

C851

10K

R816

TP806

U800

EAN62006801

APDS-9190

54

63

72

81SDA VDD

INT SCL

LDR GND

LEDK LEDA

0

R807

DNI

R803

R81

0

100K

C848

1u

10nC849

R811 DNI

TCT0M1A225M8R

C821 2.2u

TP803

EAN62532201

U806ISA1000A

1110

54

63

72

81

9E

XP

1

EN VDP

PWM GND

MODE VDD

GAIN VDN

EX

P2

EX

P3

I2C3_SCL

I2C3_SDA

I2C1_SCLI2C1_SDA

SYS_nRESPWRON

I2C4_SDA

I2C4_SCL

PROXI_LDO_EN

AUD_SPK_NAUD_SPK_P

VIB_L_N

COMPASS_DRDY

SMIC_P

MOTION_INT1

VIB_L_P

PROX_INT

FM_AUDIO_R

CLK32K_AUD

SYS_nIRQ2

PDM_FRAMEPDM_CLK

ABE_CLKS

AUD_CLK_IN

EAR_LEAR_R

HOOK_ADC

HS_MICHS_MICBIAS

EAR_SENSE

VIBE_PWMVIBE_EN

PDM_DL_DATAPDM_UL_DATA

AMIC_GND

AMIC_GND

AMIC_GND

AUD_PWRON

HS_MIC_GND

HS_MIC_GND

MICBIAS

FM_AUDIO_L

AUD_RCV_PAUD_RCV_N

MMIC_P

SENSOR_LDO_EN

Digital compass

P760_RevD/P768_RevB : C853 Added

Cutoff FEQ : 31.8Hz

QCoin Motor + ERM Mode

revA -> revB : Change 1uF -> 2.2uF

revA -> revB : Change 6.3V -> 10V

AUDIO CODEC (TWL6040)

+ accelerometer sensor

Proxi. Sensor LDO

MOTOR DRIVERMicrophone input

Proxi. Sensor

Main/Sub/HMIC Bias 2.1V

UPLINKDOWNLINK

Open/ground switch input

P760_RevD/P768_RevB : LDO Change (=Dual LDO of RevA)

revA -> revB Sensor 3.0V DNI

revA -> revB : LDO Changed For CI

P760_RevD/P768_RevB : SENSOR_3.0V Added

P760_RevD/P768_RevB : Delete TP801, TP802

rev1.0 -> rev1.1 : Change for CI, 2.2uF -> 1uF

Page 152: lg p768

- 152 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

CN900

GB042-24S-H10-E3000ENBY0034201

1312

1411

1510

169

178

187

196

205

214

223

232

241

USB_VBUS_CON

100K

R91

4

Q902

EBK61572201LSCR523EBFS8

2

13

R911

4.7K

VBAT

CN903ENBY0040701GB042-30S-H10-E3000

1615

1714

1813

1912

2011

2110

229

238

247

256

265

274

283

292

301

ICVL0518400V500FR

ZD904 ZD905 ZD903

IOVCC_LCD_1V8

ZD90

1

C904

1u

SFEY0015901

FL901

10 9

8 47 36 25 1

P1P5P2P6P3P7P4P8

G1

G2

R92

3

100K

ZD90

0

ZD90

2

R920 100

R919 100

R918 100

VCC_LCD_2V8

U901

EAN62335301

LD6805K/18P

5

3 24 1

OUTINGNDEN

PG

ND

U903

EAN62394801

LD6805K/28P

5

3 24 1

OUTINGNDEN

PG

ND

VBAT

C908

1u

CN905

4

3

2

1

SFEY0016301

FL902

5

6

3 1

4 2P2P4

P1P3

P6

P5

C905

1u

C909

100n

C910

100n

CN902

2

1

ZD91

5

R907 1K

1u

50V

C906

LM3533TMX-40U902

EAN62410501

B4

D2

B2 A1

A2

B3

C2

A4

C1

A3

D1

E4

D3

D4

E3

E2

C3

E1

C4

B1SCL

SW

LVLED1

PWM

LVLED2

LVLED3

LVLED5

HWEN

LVLED4

HVLED2

CPOUT

HVLED1

IN

INT

OVP

C+

C-SDA

ALS

GND

100KR903

VSEL_1.8V

1.5K

R90

1

IOVCC_LCD_1V8

1u

C901

VBAT

VCC_LCD_2V8

C902

1u

1u

C903

VBAT

C90710V 10u

ZD906

EDSY0018601SDS511Q

L900

TOKO

10u1239AS-H-100N=P2

R90

21.

5K

GND

PWR_ON_SW

I2C2_SCLI2C2_SDA

KEY_R[0]

AUD_SPK_NAUD_SPK_PUSB_DP

USB_DM

FRONT_KEY_LED_EN/

VIB_L_N

DSI2_LCD_MIPI_D1_NDSI2_LCD_MIPI_D1_P

DSI2_LCD_MIPI_CLK_PDSI2_LCD_MIPI_CLK_N

USB_ID

VIB_L_P

KEY_R[1]

LED_A

LED_A

LCD_CP_EN

LCD_EN

LCD_EN

AMIC_GND

KEY_C[1]

KEY_C[0]

MICBIAS

LCD_MAKER_ID

LCD_PWM

LCD_PWM

LCD_RESET_N

DSI2_LCD_MIPI_D0_PDSI2_LCD_MIPI_D0_N

LED_C2

LED_C2

LED_C1

LED_C1

KEY_R[2]

MMIC_P

LCD_VSYNC

KEY_C[1] - KEY_R[2] : HOME Key

(1T, 30 Pin)Lower_Ant FPCB Connector

KEY_C[0] - KEY_R[0] : Vol. UpKEY_C[0] - KEY_R[1] : Vol. Down

VOLUME KEY

Vol. Up

Vol. Down

LOW : OFFHIGH : ON

revA(R[1]) -> revB(R[2]) : for home key

revA(R[0]) -> revB(GND) : delete quick key

revA -> revB : Added

revA -> revB : Added

RevB(GND) -> RevC : Change foe ESD

P760_RevD/P768_RevB : Delete R915

PWR ON KEY

LED 10EA/2WAY,20mA/EA4.7qHD LCD CONNECTOR(MIPI)LCD Power

30 => 24 PIN, PIN MAP Change. +V3P0_L8_LCD delete

4.7" LCD BACKLIGHT LED BOOSTC15000, C15001 Delete

Page 153: lg p768

- 153 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

LD1000

EDLM0009501LXCL-PWF4

2

1

PESD5V0V1BL

ZD1004

C1023

1u

C1024

1u

RC

LAM

P15

21P

VA

1003

C1010

1u

RC

LAM

P15

21P

VA

1002

U1001LP8720TLX

EUSY0227205

B1

E1C2B2

C1E2D3C3

A1C4B3

A3D4E3D2

B4E4

A2

D1

A4

VB

ATT

VIN

2

VIN

1VINB LDO1

FB

SW

GNDB

LDO2

IRQ_N

SDA LDO3

SCL

DVS

EN

LDO4

DEFSEL

IDSEL LDO5

GN

D

C1002

2.2uC1004

2.2u10u

C1001

C1011

1u 1u

C1012 C1014

1u

C1013

1u

2.2u

C1003

100K

R10

05

4.7u

C1025

C1007

4.7u

C1006

2.2u

2.8V_5M_VANA

1.8V_5M_VIO

VBAT

VT_1.8V_VDIG

VT_2.8V_VANA

2.8V_5M_VCM

R1002100K

FLASH_LED_A

ZD1005

1uL1001

VBAT

1.8V_5M_VDIG

1.8V_5M_VDIG

FL1002

10 9

8 47 36 25 1

P1P5P2P6P3P7P4P8

G1

G2

2.8V_5M_VCM

C1027

DNI

VBAT

EAN61850201

U1002LM3559TLX

B1

D3

C1

C3

C2

B2

A4

C4 A2

D2

D4

D1

A3

B3

A1

B4

GN

D2

LED1

SW

2

SW

1

TX2/INT/GPIO2

HWEN

SDA

OUT1IN

GN

D1

OUT2

TX1/TORCH/GPIO1

STROBE

LEDI/NTC

SCL

LED2

RC

LAM

P15

21P

VA

1006

1.8V_5M_VIO

U1003

EUSY0374201

RP103K121D-TR

5

3241

VOUT VDDGND CE

PG

ND

C1017

2.2u

ICMEF112P900MSFEY0016301

FL1001

5

6

3 1

4 2P2P4

P1P3

P6

P5

R1006

10

FLASH_LED_A

C1016

10u

C1015

10u

C1028

6p

0

R1003

RC

LAM

P15

21P

VA

1007

VT_1.8V_CAM_VIO

ZD1002

ESD9B5_0ST5G

VA

1001

ZD1001

RC

LAM

P05

21P

A_T

CT

ENBY0034201

CN1001

GB042-24S-H10-E3000

1312

1411

1510

169

178

187

196

205

214

223

232

241

2.8V_5M_VCM

C1021

DNI

2.8V_5M_VANA

1.8V_5M_VIO

C1022

7.5p

GB042-20S-H10-E3000

CN1002

ENBY0039601

1110

129

138

147

156

165

174

183

192

201

VT_2.8V_VANA

C1019

1u

R1004

10

VT_1.8V_VDIG

1u

C1020

FL1003 ICMEF214P101M

SFEY0015901109

84736251

P1 P5P2 P6P3 P7P4 P8

G1

G2

R1001

10K

C1005

10u

0

R1007

I2C3_SCL

I2C3_SCL

I2C3_SCL

I2C3_SDA

I2C3_SDA

I2C3_SDA

I2C2_SCLI2C2_SDA

VT_CAM_PWDN

5M_MIPI_CLK_N5M_MIPI_CLK_P

5M_MCLK

5M_MIPI_DATA1_N5M_MIPI_DATA1_P

5M_MIPI_DATA0_N5M_MIPI_DATA0_P

VT_MIPI_DATA0_PVT_MIPI_DATA0_N

VT_MIPI_CLK_PVT_MIPI_CLK_N

GSM_TXON_IND

1.8V_5M_LDO_EN

VT_RESET_N

5M_RESET_N

VT_0.3M_MCLK

FLASH_EN

FLASH_LED_A

CAM_SUBPM_EN

rev1.0 ->rev1.1 : Change for CI, EAV61593701 -> EDLM0009501

EEPROM_WP(For 8M)

VCM_PD(For 8M)

revA(DNI) -> revB(Deleted)

revA(use DC/DC) -> revB

SUB PMIC-CAM POWER

CAMERA LDO

1.2V(For 8M)

revA(DNI) => revB(6p)

Routing line must be thick enough to support 1A!!

Routing line must be thick enough to support 1A!!

CAMERA FLASH LED

EDLM0009501-->EAV61593701

EBP61602601 / HYNIX / 90 degree

Routing line must be thick enough to support 1A!!

EPROM WP PIN = GND ( WRITE Enable )

CAMERA FLASH LEDRouting line must be thick enough to support 1A!!

EPROM WP PIN = VCC ( WRITE Protect )

(FPCB, Aptina 1/11")

revA(EUSY0353601) -> revB(EAN62335301) for CI

revA -> revB 10K Added

revA(10V) -> revB(6.3V) For CI

revA(10V) -> revB(6.3V) For CI

8M_MIPI_CAMERA for P768

R1007 DNI -> 0ohm (P768)

R1003 DNI -> 0ohm (P768)

U1003 LDO Change for 1.2V LDO For P768 8M

NC

VT_VGA_MIPI_CAMERA

NC

EBP61561901

EBP61561901 : Aptina 1/11¡±, Cowell, 0 deg

Page 154: lg p768

- 154 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

R1122 12

R1121 12

C1108

DNI

L1102

51n 22p

C1107

ZD11

04

ESD9B5_0ST5G

KR-1207-WB1P

CN1101

EAB62491301

2

1

R11

19

10K

UCLAMP3311TEDTY0012501

ZD1108

ZD1107ZD1106

EDTY0012501UCLAMP3311T

C1116

27p

C1105

33p

C1104

4.7u

FB1107

BLM15AB601SN1

600

KNOWLES-ACOUSTICSSUMY0010616

MIC1101

SPU0410LR5H-QB

6

5

4

3

2

1OUT

G1

G2

VDD

G3

G4

ZD1109

1800

FB1106

VSEL_1.8V

R1101

2.2K

VSEL_1.8V

220K

R1112

Q1101 KTJ6131V

EBK61952101

1

3

2G

DS

ZD1105

1800FB1101

ESD9B5_0ST5G

ZD1101

EAG63292201HYUPJIN

J1100

HG05_AB3550S/W_Detect

SPK_L

SPK_R

MIC

GND

1n C1106

47K

R11

07

10

R1111

100n

C1101

470p

C1103

ZD1113

UCLAMP3311TEDTY0012501

ZD1112

1800FB1102

FB1104 1800

ZD1111

UCLAMP3311TEDTY0012501

ZD1110

C1109

DNI

1u

C1114

VSEL_1.8V

ZD11

03

ZD11

02 2.2u

C1112

10K

R11

08

VSEL_1.8V

CN1102

ENBY005860151338-9873

65

74

83

92

101

G1 G2

G3 G4

R1109

10

I2C2_SCL I2C2_SDA

TOUCH_Maker_ID

SMIC_P

TOUCH_INT_N

EAR_LEAR_R

HS_MIC

HS_MIC|HOOK_ADC

HOOK_ADC

HS_MICBIAS

EAR_SENSE

FM_ANT

AMIC_GND

HS_MIC_GND

TOUCH_RESET

TOUCH_3.0V

FM_EAR_GND

FM_EAR_GND

MICBIAS

AUD_RCV_P

AUD_RCV_N

FM RADIO

SUB MICMust Check Schematic

Bottom Type

30mW, 106dB, 1207*2.7T, WideBand, 10mm Wire Type

RECEIVER

HOOL_ADC3 PoleLOW

EAR_SENSE HIGH

3.5pi Ear Detecting Circuit

4 PoleHIGH

HIGH (detect)Open

LOW

EAR_SENSES/W

Close

HIGH

REV.A => REV B // Side Contact 1. 1. 1. 1. 0.9

revB(39)->rev1.0(12)

rev1.0 delete

rev1.0 delete

Touch Conn 1.0T-> 1.5T Change

Touch Connector

I2C2 Switch Touch LDOTOUCH_1.8V_LDO

Page 155: lg p768

- 155 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

Q1201

DNI_EBK61691601

SSM3K15AMFV

2

3

1G

DS

U1201

DNI_EAN62452901

PN5441A2ET/C30701

G1

G2

G3

G4

G5

G6

G7

G8

H1

H2

H3

H4

H5

H6

H7

H8

E1E2E3E4E5E6E7E8

F1F2F3F4F5F6F7F8

B8B7B6B5B4B3B2B1

A8A7A6A5A4A3A2A1

D8

D7

D6

D5

D4

D3

D2

D1

C8

C7

C6

C5

C4

C3

C2

C1

VD

HF

GP

IO3

GP

IO2

IF2

TES

T3TE

ST1

0S

WIO

SV

DD

VC

O_V

DD

DV

SS

GP

IO1

IF3

TES

T4E

XT_

SW

_CTR

LS

IGO

UT

VB

AT

GPIO7IFSEL0IRQPVDDDVDDTEST1RFU1PMUVCC

GPIO4GPIO5GPIO6IF1PVSSTEST2VENSIMVCC

VBAT2TVDD_OUT

VSSIFSEL2IFSEL1

TEST7AVDD_OUT

XTAL2

VEN_MONSIGIN

RFU2TEST5

IF0GPIO0AVSS1XTAL1

TVS

S2

TX2

TX1

TVS

S1

RX

AV

SS

2TE

ST6

RFU

3

TVD

DP

MU

_GN

DA

NT2

AN

T1V

MID

TES

T9TE

ST8

AV

DD

_in

Q1202

DNI_EBK61892201

KTK5132V

1

3

2G

DS

R1208DNI

VA

1213

ES

D79

51S

T5G

VA

1217

VA

1218

C1209

DNI

0R

1220

VA

1219 VSEL_1.8V

3.0V_MICROSD0.1u

C1228

VSIM_2.9V

VUSIM_2.9V

C1225

18p

C1226

18p 22p

C1227

S1200

ENSY002280149619-1611

S8

S4

S7 G4

S3 G3

S6 G2

S2 G1

S1 T8 T7 T6 T5 T4 T3 T2 T1 S5

ST1

ST2

CO

MM

ON

DE

TEC

T

GN

D

DA

T2

CD

_DA

T3_2

CM

D

VD

D

CLK

2

VS

S_2

DA

T0

DA

T1

VC

C_V

OLT

AG

E

GND1VCC_RESET

GND2VPP

GND3CLK1

GND4IO

RESERVED1

RESERVED2

R12

17

47K

47K

R12

18

47K

R12

23

47K

R12

22

47K

R12

21

R12

19

470K

10p

C1229

4.7K

R12

16V

A12

10

ON-SEMI5V 5.4V min. 12.9V 1A 150mW 1A R/TP 2P

3.0V_MICROSD

C1230

100n

R12

31 0

DN

IR

1210

DN

IC

1216

10R1225

ZD1201

DNI_EDTY0010501RCLAMP1521P

ANT1201

DNI_MCIZ0008601HJ-BCT-03Y

1

RCLAMP1521PDNI_EDTY0010501

ZD1202

DNI

C1206

C12

15D

NI

DN

IC

1218

DN

IC

1217

C1219

DNI

VA

1211

C12

20D

NI

C12

21D

NI

10R1226

10R1224 10R1227

10R1228

10R1229

10R1230

VA

1214

ESD7951ST5GON-SEMI

VA

1215

VA

1216

EAH61634001ESD7951ST5G

HJ-BCT-03YDNI_MCIZ0008601

ANT12021

C1213 DNI

C12

22D

NI

C1202 DNI

C12

23D

NI

C1214

DNI

DNI

C1203

DNI

C1205

DNI

DNI_RES_1608

L1202

C1210

DNI

DNIC1204

C1207

DNI

DN

IC

1224

DNI

C1208

X1201

DNI_EAW61644701

XRCGB27M120F3M10R0

27.12MHZ

4

2

3

1IN/OUT1

IN/OUT2

FLOAT1

FLOAT2

DNI

C1212

VA

1212

VA

1220

C1211

DNI

DNI

C1201DNI

R1201

R1202DNI

L1201

DNI_RES_1608

DNIR1204 0VSIM_2.9V

NFC_VBAT

TP1201

TP1204

TP1202

R1215 0

NFC_VBAT

VSEL_1.8V

VBAT

VUSIM_2.9V

GND

NFC_IRQ

NFC_FET_0

NFC_MODE

VSEL_1.8V

VSEL_1.8VVSEL_1.8V

MICROSD_DET/

I2C4_SDAI2C4_SCL

NFC_SWP

NFC_SWP

NFC_VMID

NFC

_VM

ID

NFC

_RX

NFC_RX

NFC_TX1

NFC_TX1

NFC_TX2

NFC_TX2

PF2

PF2

PF1

PF1NFC_VBAT

NFC_VBAT

3.0V_MICROSDMICROSD_CMD

MICROSD_DAT3

MICROSD_DAT2

MICROSD_CLK

MICROSD_DAT0

MICROSD_DAT1

USIM_RESET/

USIM_CLK

USIM_DATA

USIM_DATA

revA -> revB : change SD Detect/

revA -> revB : change SD Detect/

revB(TVS)->rev1.0(TVS Vender changed)

Reverse Dual SOCKETSIM/SD CARD CONNECTOR (0.9T)

revA ->revB : Add for P768

revA(470n) -> revB(390n)

revA(470n) -> revB(390n)

revC(220p) -> rev1.0(270pF)

revC(68p)->rev1.0(56p)

revC(68pF) -> rev1.0(82pF)

revC(22K) -> rev1.0(4.7K)

revC(220p) -> rev1.0(270pF)

revC(68p)->rev1.0(56p)

revA(470n) -> revB(82p)

revC(33p)->rev1.0(DNI)

revC(56pF) -> rev1.0(DNI)

Closed to PN544

NFC

0603

0603

Closed to PN544

NFC_C2 ==> NFC_C3

revC(33p) -> rev1.0(39pF)

revC(33pF) -> rev1.0(39pF)

revC(33pF) -> rev1.0(82pF)

NFC Block DNI For P768

Page 156: lg p768

- 156 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

ZD1306ZD1305

2

1

CN1304

HJ-ICT-03Y

1 FEED

CN1305

HJ-ICT-03Y

1 FEED

SW

1301

42

31

ANT1300

FEED

ANTENNA

L1301 18n

L1302 18n

FL13016

5

3

24

1D1

D4 D2

D3

G1

G2

D1309

L1305 51n

D1308

RCLAMP0521PA_TCT

R1304

0

L1306 51n

ANT1301

FEED

ANTENNA

ZD308

VB1360

2

1

PESD12VS1UB

ZD1307

R13

03 0

R1308

0

C1307

27p

C1308

33p

C1309

0.1u

SW1300

G1

ANTG2

MIC1360

EAB62749101

SPW0430HR5HB-B

P1

G12

G23

O4

ZD1302

2

1ZD1301

2

1

100R130521

R1306 10021

C1306

1p

C1304 100p

CN1301

04-5161-005-100-868EAG63090001

11

10

9

54321

8

7

6

680p

C1302

1

2C1301

39p

CN1300

161517141813191220112110229238247256265274283292301

VCHG

VBAT

R1300

240

C1310

100p

1

2

LD1300

1

2

R1301

240C1300

33p

VBAT

LD1301

1

2

C1305DNI

FB1301

120

VIB_L_N

VIB_L_N

USB_DP

USB_DP

USB_DM

USB_DM

VIB_L_P

VIB_L_P

LED_C LED_C

USB_ID

USB_ID

KEY_C[1]

KEY_C[1]

MMIC_P

MMIC_P

AUD_SPK_P

AUD_SPK_P

VCHGVCHG

AMIC_GND

AMIC_GND

KEY_R[2]

KEY_R[2]

AUD_SPK_N

AUD_SPK_N

MICBIAS

MICBIAS

Rev.E: Add GND

Rev.B: Add 18nH, P760 Rev.F: 18nH->51nH

Rev.B: 47nH->18nH

Rev.B: Size Change

Quick Key NC ( Key_R[0] )

12.04.10 Pin map Changed

Quick Key DeletedKEY_C[1] - KEY_R[2] : HOME Key 4PIE NARROW DOME

QUICK KEY

HOME KEY

uUSB ConnectorLOWER ANT FPCB Connector(1T, 30 Pin)

MAIN MICMust Check Schematic!!!

MAIN KEY LED

MAIN ANT Top Type for Wide Band

QCoin, 10Phai, 3.0T, Contact Type

MOTOR PAD

SPEAKER

LOWER Ant. FPCB

EU Rev.E: DNI->1pF

EU Rev.E: 30pF->100pF

EU Rev.E: 150->240 ohm

EU Rev.E: R[1]->R[2]

EU Rev.E: R[1]->R[2]

1511, FSD Type SPEAKER

Page 157: lg p768

- 157 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

KB1501

2-22-11

CN1500

SIDEKEY_4P

4

3

2

1

KB1502

2-22-11

SIDE KEY_FPCB

VOL UP VOL DOWN

KEY_R[0]KEY_C[0]KEY_R[1]KEY_C[1]

KEY_R[0] - KEY_C[0] : Vol. UpKEY_R[1] - KEY_C[1] : Vol. Down

Page 158: lg p768

- 158 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. CIRCUIT DIAGRAM

SIDEKEY_2P

CN1600

2

1

KB1600

2-2 2-1 1

POWER_KEY_FPCB

POWER KEYON/OFF/LOCK

Page 159: lg p768

8. BGA PIN MAP

- 159 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

U101 PMB5712 (Transceiver)8. BGA PIN MAP

U101 PMB5712 (Transceiver)

Used

Not Used

Page 160: lg p768

8. BGA PIN MAP

- 160 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

U401 H9DA1GH25HAMMR-4EMU401 H9DA1GH25HAMMR-4EM

NC Not Used

Page 161: lg p768

8. BGA PIN MAP

- 161 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

U402 XMM6260 (Digital Baseband Processor,3G)U402 XMM6260 (Digital Baseband Processor,3G)

Used

Not Used

Page 162: lg p768

8. BGA PIN MAP

- 162 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

U603 H9TKNNN8KDMPQR-NGM 8Gb LPDDR2 PoP

Not Used

U603 H9TKNNN8KDMPQR-NGM 8Gb LPDDR2 PoP

Not Used

Page 163: lg p768

8. BGA PIN MAP

- 163 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

U501 OMAP4430 IC, Application Processor

Used

Not Used

Not Used

U501 OMAP4430 IC, Application Processor

Not Used

Page 164: lg p768

8. BGA PIN MAP

- 164 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

U702 TWL6030B107CMR PMIC

Not Used

U702 TWL6030B107CMR PMIC

Not Used

Page 165: lg p768

8. BGA PIN MAP

- 165 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

U602 SKHynix 4G NAND Flash (H26M31003FPR)

Not Used

Used

U602 SKHynix 4G NAND Flash (H26M31003FPR)

Not Used

Used

Page 166: lg p768

8. BGA PIN MAP

- 166 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

U803 (TWL6040 Audio codec)

Not Used

U803 (TWL6040 Audio codec)

Not Used

Page 167: lg p768

8. BGA PIN MAP

- 167 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

IC701 MUIC TSU5611YZPR

IC701 MUIC TSU5611YZPR

Used

Not Used

Page 168: lg p768

- 168 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

9. PCB LAYOUT

LG-P768_EAX64928101_1.0_MAIN_TOP-1

Model name : H9DA1GH25HAMMR-4EM (U401)- Function : NAND MCP- no Service

Model name : TWL6040 (U803)- Function : Audio Codec- no Sound

Model name : RF6561 (U105)- Function : PAM DC/DC Converter- RF Sensitivity & TX Power

U103

Model name : RF6261B (U103)Function : PAM- no Service- RF Sensitivity & TX Power

Model name : ISA1000A (U806)Function : Motor Driver IC- no Vibration

Model name : B40251GY2045L (U102)Function : Duplexer- no Service

Model name : FSA2259UMX (U403)Function : Analog Switch- no CP UART port- no AP-CP UART port

Model name : FSUSB63 (U704)Function : Analog Switch- no CP UART port- no AP-CP UART port

Model name : XMM6260 (U402)Function : CP Baseband IC- no Service

Model name : 1XXB26000CAC (X200)Function : 26MHz TCXO- no GPS

Model name : BCM47511 (U202)Function :GPS Module- no GPS

Model name : B9469 (FL102)Function : RX SAW Filter- no GPS

Model name : LFD211G57DPMD153 (FL200)Function : Diplexer- no GPS

Model name : LM3533TMX-40 (U902)Function : DC/DC Converter- no LCD

Model name : H26M31003FPR (U602)Function : eMMC- no Booting- no Service

Model name : OMAP4430_PoP (U501/U603) H9TKNNN8KDMPQRFunction : AP, PoP Memory - no Booting

Model name : MAX8971EWP (U700)Function : Charger IC - no Charging

Page 169: lg p768

- 169 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928101_1.0_MAIN_TOP-2

Model name : 1XXA26000FBA (X101)Function : 26MHz VCTCXO- no Service

Model name : CDC3S04 (U503)Function : CLK Buffer- no Booting

Model name : 1XXB38400FAA (X501)Function : 38.4MHz VCTCXO- no Booting

Model name : RF6361A (FL101)Function : ASM- no Service

Model name : SAFEA1G58KA0F00 (FL202)Function : GPS SAW Filter- no GPS

Model name : NX3215SA (X401)Function : 32.768KHz Crystal- no Service

Model name : PMB5712 (U101)Function : RF Transceiver- no Service

Model name : TSU5611YZPR (IC701)Function : MUIC- no USB/UART

Model name : MAX14528 (U706)Function : OVP, Voltage Detector- no Charging

Model name : ALM-3012 (U201)Function : GPS LNA- no GPS

Page 170: lg p768

- 170 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928101_1.0_MAIN_BOT-1

Model name : LD6805K/18P (U1003)- Function : LDO- no 8M Camera

CN1002- no 1.3M Camera

Model name : LP8720TLX (U1001)- Function : SUB PMIC- no 1.3M, 5M Camera

CN902- no Power

CN900- no LCD

Model name : TWL6030 (U702)- Function : PMIC- no Booting- no Power On

S1200-no SIM-no T-flash memory

CN903- no Speaker- no USB / Charging- no Vibration- no home key, KEY LED

CN905- no Volume key

Model name : RF5501 (U301)- Function : WLAN 2.4G FEM- no WiFi / BT

Model name : BCM4430 (U302)- Function : BT/WLAN Module - no WiFi / BT

Model name : MDFE2PFA-023 (U304)- Function : WLAN 5G FEM- no WiFi

Model name : BMC050 (U801)- Function : Acceleration Sensor- no Acceleration sensor

CN301,CM302- no WiFi / BT

Model name : RT9032AGQW (U804)- Function : LDO- no Proxi. Sensor

Page 171: lg p768

- 171 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928101_1.0_MAIN_BOT-2

Model name : NX3215SA (X701)- Function : 32.768KHz Crystal- no Booting

Model name : LM3559TLX (U1002)- Function : DC/DC Converter for Flash LED- no Flash LEd

Model name : RP101K302D (U705)- Function : LDO

Model name : RF6590 (U104)- Function : Transceiver PMU- RF Sensitivity & TX Power

Model name : Q22FA1280013000 (X301)- Function : 37.4MHz Crystal- no WiFi / BT

Model name : LFD182G45DCHD277 (FL302)- Function : Diplexer- no WiFi / BT

Model name : LFB212G45CG7D227 (FL301)- Function : Band Pass Filter- no WiFi / BT

CN1001- no 8M Camera

Page 172: lg p768

- 172 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928101_1.0

Page 173: lg p768

- 173 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928101_1.0

Page 174: lg p768

- 174 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928101_1_0

Page 175: lg p768

- 175 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928101_1_0

Page 176: lg p768

- 176 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928001_1_0

Page 177: lg p768

- 177 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

9. PCB LAYOUT

LG-P768_EAX64928001_1_0

Page 178: lg p768

10. CALIBRATION

- 178 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

10. CALIBRATION

This document is draft version, so the contents will be updated after registering the final one.

CAL INFORMATIONS/W VERSION

Please Check the Version to “B2B”

H/WName Part No.

PIF PIF200(All Type) BJAY0024021

USB Cable USB Cable RAD32247898

Power Cable DC Power Cable RAD32247878

I/O Cable

RF Cable_Main

Power Supply_PIF Power Supply 5.3V

Power Supply_Phone Power Supply 5.0V

RF Test Equipment E5515C(8960)

Page 179: lg p768

10. CALIBRATION

- 179 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

MS695

[Tachyon36]LGMS695_20120213_Calibration

P768

Page 180: lg p768

10. CALIBRATION

- 180 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

P768

Page 181: lg p768

10. CALIBRATION

- 181 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

LGP768

Page 182: lg p768

10. CALIBRATION

- 182 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Page 183: lg p768

10. CALIBRATION

- 183 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

MS695

MS695

MS695MS695

MS695

MS695

MS695P768

P768P768

P768

P768

LGP768

LGP768

LGP768

P768

Page 184: lg p768

10. CALIBRATION

- 184 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Page 185: lg p768

10. CALIBRATION

- 185 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Page 186: lg p768

10. CALIBRATION

- 186 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

BJAY0023732

5 0V5.0V

1

2

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10. CALIBRATION

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LGE Internal Use Only

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10. CALIBRATION

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LGE Internal Use Only

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10. CALIBRATION

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LGE Internal Use Only

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10. CALIBRATION

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LGE Internal Use Only

Tachyon 36Tachyon_36

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10. CALIBRATION

- 191 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

5.0V

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10. CALIBRATION

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LGE Internal Use Only

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10. CALIBRATION

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LGE Internal Use Only

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10. CALIBRATION

- 194 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

MS695MS695P768

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10. CALIBRATION

- 195 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

MS695

MS695 MS695MS695 MS695

MS695

MS695

MS695

LG-P768

LG-P768 LGP768LGP768LGP768LGP768LGP768

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10. CALIBRATION

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LGE Internal Use Only

MS695MS695

MS695MS695

P768

P768

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10. CALIBRATION

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LGE Internal Use Only

MS695

RF900

P768

Page 198: lg p768

11. HIDDEN MENU

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LGE Internal Use Only

11. HIDDEN MENU

Hidden Menu Start

Start shortcut keys:3845#*768#

Hidden Menu List

Start the desired menu: Menu, click

Device Test

All Auto Test

All Auto Test – Partial

All Auto Test Result– Partial

All Auto Test – Full

Page 199: lg p768

11. HIDDEN MENU

- 199 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Device Test – All Auto Test Full

List:

1. Auto all Test: Device functionality testing at the

factory to use

2. All Auto Test Result : Above test’s results are saved

3. Auto Detecting Item Test

4. Key Press Test

5. Camera(Main) test

6. Camcorder Test

7. Camera(VT) Test

6. Display check Test

7. Ring Test

8. Vibrator Test

9. Touch Draw Test

10. Motion Sensor Test

11. GPS BT WIFI Test

12. FM Radio Test

13. LoopBack Test

14. LogService

Auto All Test Result: -> Display Auto All Test result

Page 200: lg p768

11. HIDDEN MENU

- 200 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

AutoDetecting Test

: USIM, SD card, Ear jack

Check the SIM card

Check the SD card

Check Ear phone(jack)

Chck Barometer : N/A

- Ejected ear jack is normal

Key/Compass Test

Up/Down key : Check Recognition

Menu key : Check Recognition

Home key : Check Recognition

Back key : Check Recognition

End key : Check recognition

Phone contact with your fingers in the top of the

sensor determine the sensor response

- Far

- Near

Camera(Main) TestCamera Test 1Main Camera Preview

Page 201: lg p768

11. HIDDEN MENU

- 201 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Camcoder TestCamera Test 2Camcorder Preview

Camera(VT) TestCamera Test 2VTCamera Preview

Display check Test : LCD Black & White test

- Check the Black display- Check the White display

Page 202: lg p768

11. HIDDEN MENU

- 202 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Ring Test : Check sound Check the sound

Vibrator testA case-by-state vibration tests

Touch window testWrite with finger

Page 203: lg p768

11. HIDDEN MENU

- 203 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Accelerometer Test : LCD Black & White testCheck the accelerometer sensor

GPS BT WI-FI Test - Check the GPS scanning- Check the GLONASS scanning- Check the WIFI scanning- Check the BT scanning

FM Radio Test Check the FM Radio

Page 204: lg p768

11. HIDDEN MENU

- 204 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Audio Loopback Test - Check the Receiver loopback- Check the speaker loopback

Log Service- Log Save- SystemLogView- RadioLogView- SystemLogReset- RadioLogReset

H/W Device Test

ALC/Proximity Test

Bluetooth Scan Test

Compass Test

EMI Test

Font Test

LCD Test

RTC Test

Sound Test

Touch Test

Touch LED Brightness

Wifi Scan Test

Page 205: lg p768

11. HIDDEN MENU

- 205 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Proximity Test : Proximity SensorPhone contact with your fingers in the top of the sensor determine the sensor response- Far 0- Near 1023

Bluetooth Scan Test - Check the Bluetooth scan

Page 206: lg p768

11. HIDDEN MENU

- 206 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Compass Test - Check the compass

EMI Test - Check the EMI (H-pattern)

Font Test- Change native font

Page 207: lg p768

11. HIDDEN MENU

- 207 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

LCD Test List

Manual Test : Click on the following screen

Automatic Test : Automatically, without clicking

2D pattern Test

Mura Test : leakage of Light uniformity

Automatic Test

- Red Display

- Green Display

- Blue Display

- White Display

- Red, Green, Blue, White Display

- Gradation brightness Display

RTC test

Sound Test ListRing TestEffect SoundMessage ToneLoop Back TestAudioPolicyManagerAudio CAL ToolCall Loopback Test

Page 208: lg p768

11. HIDDEN MENU

- 208 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Touch Test List

Multi Touch Test

Finger Paint

Dot Finger Paint

Touch Sensing & Key Test

Touch Sensing Test

Grid Touch Test

Touch Key Test

Block Touch Test

Touch Firmware Version

Touch Window

Touch LED On/Off test

Wifi Scan test

Page 209: lg p768

11. HIDDEN MENU

- 209 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

ELT Test

Automatic Mode->Test Automatically

Manual Mode : Test selectivity

ELT Test

Automatic Mode : LCD Automatic on/off test

-> time setting

ELT Manual Test

LCD Backlight

Ringtone

Vibrator

Camera

Audio Loopback

-> test on the device is working

(The ability to use plant)

Page 210: lg p768

11. HIDDEN MENU

- 210 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

SW Sanity Test:

FPRI Test

CRC Test: BIN CRC

CAL CRC

EFS CRC

EFS CRC Detail

DB Test : DB CRC

DB DUMP

DB COPY

Factory Reset:

Format External SD card : External SD Card Data reset

Format Internal SD card : Internal SD Card Data reset

Factory Rest : Changing the Factory

Version InfoClassified Information representation

Page 211: lg p768

11. HIDDEN MENU

- 211 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Module Test list:

- Bluetooth setting

- SMS Prefer set

- LCD Always ON

- Hidden Reset

- USB mode selection

- Reboot CP/AP

- Stability Test

- Charging Test

- FOTA Test

- Crash Handling

- SMPL Setting

- SMPL count

- Wakelock Monitoring Setting

- RIL Recovery

- HIS Log Enable

WLAN performance on SW

Page 212: lg p768

11. HIDDEN MENU

- 212 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Contacts Test

Aging Test

Port SettingSelect-> OK

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11. HIDDEN MENU

- 213 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

AutoRun Enable

Log Service

CP log Service

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11. HIDDEN MENU

- 214 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Browser Utility

AT Test

SIM Test

Page 215: lg p768

11. HIDDEN MENU

- 215 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Menu:Engineering Mode

GPS Test

GPS HW Test

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11. HIDDEN MENU

- 216 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

SMS Test->Automatic Memfull Test

Call Test

Streaming Test

Page 217: lg p768

11. HIDDEN MENU

- 217 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

MMS Test

Change network mode

Change connectivity mode

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11. HIDDEN MENU

- 218 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Set preferred networks

For monkey cage test

FM Radio test

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11. HIDDEN MENU

- 219 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

SyncML test

Connectivity test

TouchArea Setting

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11. HIDDEN MENU

- 220 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

Fake Language

MLT Hidden Menu

RF Test

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11. HIDDEN MENU

- 221 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

APCP Sync Test

Battery Test

Widevine keybox Test

Page 222: lg p768

12. DISASSEMBLE GUIDE

- 222 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

12. DISASSEMBLE GUIDE

1. Disassemble Battery Cover , Rear

1. Remove Battery Cover Assy2. Remove 10 SCREWs From Rear

3. Remove Rear Assy

Page 223: lg p768

12. DISASSEMBLE GUIDE

- 223 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

2. Disassemble SPK Module

Remove SPK Module from Rear

Page 224: lg p768

12. DISASSEMBLE GUIDE

- 224 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

3. Disassemble PCB

1. Remove FPCB CONNECTOR 6EA and COAXIAL CABLE CONNETOR from PCB.2. Remove PCB From Frame.

Page 225: lg p768

12. DISASSEMBLE GUIDE

- 225 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

4. Disassemble Lower FPCB , Rubber , Screw

1. Remove 4 SCREWs From Frame.2. Remove 3 Rubber From Frame.

3. Remove Lower FPCB From Frame.

Page 226: lg p768

12. DISASSEMBLE GUIDE

- 226 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

5. Disassemble Frame-1

. 10Point Hook Loosen

Page 227: lg p768

12. DISASSEMBLE GUIDE

- 227 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

5. Disassemble LCD-2

. Remove LCD From Frame

Page 228: lg p768

12. DISASSEMBLE GUIDE

- 228 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

6. Disassemble Home Key

Remove Home Key From FrontRemove Touch Window From Front

Page 229: lg p768

12. DISASSEMBLE GUIDE

- 229 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

7. Disassemble Frame Mold

Remove Frame Mold from Frame MG

Page 230: lg p768

12. DISASSEMBLE GUIDE

- 230 - Copyright © 2011 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

8. Disassemble REAR

Page 231: lg p768

13. EXPLODED VIEW & REPLACEMENT PART LIST

- 231 - Copyright © 2012 LG Electronics. Inc. All right reserved.Only for training and service purposes

LGE Internal Use Only

13. EXPLODED VIEW & REPLACEMENT PART LIST

This document is draft version, so the contents will be updated after registering the final one.