8. level 3 repair...ap_ps_hold = 1.8v check the clock osc4000 is the frequency 19.2mhz? replace the...

Confidential and proprietary-the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.

8. Level 3 Repair

8-1. Components Layout

U5002

PROXSENSOR

HDC6003

13M CAM CONNETER

TAC5000,5001

VOLUME KEY

U6000

OCTA DC-DC

UCP3000

AP

UME4000

EMMC MEMORY

U1103

Transceiver

U1001

B5/7/8/20 PA

PAM1000

B1/2/3/7/40 PA

TXM1000

FEM

U2003

Touchkey IC

LED6000

Front CAM Flash

PWR50,51

POWERKEY CONNECTOR



8. Level 3 Repair

U2006

BT/WIFI

U1007

DIV FEM

BTC4000

Battery connector

HDC6000

VT camera connector

LED4000

FLASH LED

HDC6002

OCTA connector

U5001

ACC sensor

U4003

IF PMIC

U4001

PMIC

CN6002

SIM SOCKET

CN6001

SD SOCKET

MIC5000

MIC

U2005

NFC



8. Level 3 Repair

8-2. Block Diagram

BBMSM8916‐6

TRANSCEIVERWTR4905

PRX_I_P

PRX_Q_P

DRX_I_P

DRX_Q_P

TR_GPDATA

TX_I_N

TX_I_P

TX_Q_N

TX_Q_P

HB &MB PASKY77652‐11

TX_TR_OUT_B7_40

TX MODULESKY77912‐21

TRX_B1 PRX_TR_IN_B1

PRX_TR_IN_DCS_B3

PRX_TR_IN_B7

TX_TR_OUT_B1_3

TRX_B3

TRX_B7

TRX_PCSRF

SWITCH

ANT

PRX_TR_IN_B40

PRX_TR_IN_PCS

TRX_B40

LB PASKY77651‐21

TX_TR_OUT_B5_8_20

TRX_B5

TRX_B8

PRX_TR_IN_G850_B5

PRX_TR_IN_G900_B8

RF_CLK1_19.2M

TX_TR_OUT_GSMHB_B1_3

TX_TR_OUT_GSMLB_B5_8_20TR_PDET

DRX_TR_IN_B5_8_20

Diversity LB

DRX_TR_IN_B7_40

DRX_TR_IN_B1_3LFEM

Diversity HB&MB

B5

B8

GPS EXTRACTOR

GPS_ RF_IN

TRX_B20PRX_TR_IN_G850_B20

B20

BT&WIFIWCN3620

BT_CTL/DATA/SSBI

WLAN_I/Q_P/N

WLAN_D/SET/CLK

PMICPM8916

osc

19.2M_OUT

19.2M_IN

XO_THERM

IF PMICSM5703

I2C

13MCAM

5MCAM

I2C,MIPI

I2C,MIPI

MEMORYKMQ310013M‐B419

EMMC

LPDDR

OCTAMIPI,I2C



8. Level 3 Repair

ANT1000 ANT1002ANT1003

ANT1

004

ANT1

006

ANT1

007

ANT1009 ANT1

010

ANT1

012

ANT1013

ANT1

014

ANT2003

BH408

BH409

BH410

BH412

BH413

BH414

BH415

BH416

BH417

BH418

BOTHHOLE1

BTC4000

C1002

C100

3

C1004

C101

2

C1013

C1014

C1016

C1018

C101

9

C1020

C102

1

C102

2

C102

3

C1024 C1025

C1026

C1028

C102

9

C103

0

C1031

C103

3

C1034

C103

5

C103

8

C103

9

C1040

C1041

C1042

C104

4

C1047

C104

8

C105

2C1053

C105

4

C105

5

C1056

C105

7

C105

8

C1059

C106

0

C1061

C106

2

C1063

C1064

C1065

C1066

C106

7

C106

8

C1069

C1070

C1071

C1072

C1073

C1074 C1075

C107

6

C107

7

C1078

C107

9

C1080

C108

1

C1082

C1083

C1084

C108

5

C1086 C1087

C108

8

C1089

C109

0

C1091C1092

C109

3

C109

4

C109

5

C109

6

C109

7

C1098

C1103

C1105

C1110

C1111

C111

2

C1113

C1114C1115

C111

6

C1117

C1118

C111

9

C112

1

C112

2

C112

3

C1124

C1125

C112

6

C112

7

C112

8

C1130

C113

5

C1136

C1137

C1140

C1143

C114

4

C114

5

C1148

C1149

C115

0

C115

2

C1153

C115

4

C115

5

C115

6

C115

9

C116

0

C116

1

C1165

C1166

C116

7

C2000

C2001

C200

2

C2003

C2004

C2005 C2006

C2007

C2008

C2010

C2011

C2013

C2014C2015

C201

6

C2036

C205

5

C2056

C2057

C205

8

C2059

C206

0

C206

1

C206

2

C2063

C206

5

C3046 C304

9

C3050

C400

0

C402

5

C402

6

C404

6

C4047

C404

9C405

0

C405

1

C405

2

C405

3

C405

4

C4055

C4056

C4057

C4058

C4059

C4060

C4061

C4062

C4063

C4064

C4065

C4066

C4069

C4070

C4071

C4072

C407

5

C4076

C407

7C4078

C407

9

C408

0

C408

4

C408

7 C408

8

C4110

C4111

C500

0

C500

2

C5003

C500

4

C500

6

C500

7

C501

0

C5019C5020

C502

1

C5022

C5023

C5024

C502

9

C5030

C503

2

C503

3

C6000

C600

1

C600

2

C6003

C6004

C6005

C6006

C6007 C6009

C6010

C6011

C6012

C6013

C601

4

C6015

C6016

C601

7C6

018

C6019

C6020

C6021

C6028

C6029

C6044 C6045

C6046

D50

00

F100

0F1

001

F1002

F1003

F1004

F100

5

F1006F1007F1008 F1009

F1010

F101

1F1

012

F2001

F605

F606

F607

F608

F609

HD

C600

3

IFC4000

L1001

L1002

L100

6

L1007

L1008

L1009

L1010

L1011

L101

2

L101

3

L101

5

L101

6

L1017

L101

8

L1019

L1020

L1021

L1022

L1023

L1025

L102

6

L1027

L102

8

L1029

L103

1

L103

2

L103

3

L103

4

L103

5

L103

6

L1037

L103

8

L103

9

L104

0

L104

1

L1042

L104

3

L1044

L1045 L1046

L1047

L104

8

L104

9

L105

0

L1051

L1052

L1053

L1054

L105

5

L1056

L105

7

L1058

L105

9

L1060

L1061

L1062

L1063

L1064

L1065

L106

6

L1067

L106

8

L1069

L1070

L1071

L1072

L107

3

L1074

L1075

L107

6

L107

7

L107

8

L1079

L1080

L108

1

L1082

L108

3

L1084

L1085

L1086

L1087

L1088

L108

9

L1090

L1091

L1092

L109

3

L109

4

L109

5

L109

6

L109

7

L109

8L1

099

L1100

L1101

L1102

L1107

L110

9

L111

2

L111

3

L1118

L200

0L2

001

L200

7

L200

8

L2009

L201

0

L201

1

L400

5

L400

6

L400

7

L4008

L401

2

L5000

L5001

L5002

L5005

L5006

L5007

L5008

L501

1

L5012

L501

9

L502

2L5024

L600

0

L6001

L600

2

L6003

L6004

L600

5

L6006

L6007

LED6000

MO

T50

MO

T51

OSC

2000

OSC

4000

PAM

1000

PWR5

0

PWR5

1

R1002

R1003

R1004

R1005

R100

6

R100

8

R1009

R1011

R2000

R200

1

R200

2

R2003

R201

5

R201

6

R201

9

R2020

R300

0

R300

2

R300

3

R300

4

R300

5

R3006

R3007

R3008

R3009

R3010 R3011

R301

2

R301

3

R3014

R301

5

R301

7

R301

8

R301

9

R302

0

R302

1

R302

4

R302

5

R400

3

R400

5

R401

0

R401

1

R401

2

R401

3

R4014

R401

6

R401

7

R401

8

R4019

R4020R4021 R4022

R402

3

R403

2

R403

3

R403

4

R403

5

R403

6

R403

7

R5000

R500

2

R500

4

R500

5

R5006

R5007

R500

8

R5017

R5018

R502

3

R502

4

R502

7

R502

8

R502

9

R503

0

R503

4

R600

2

R600

3

R6004

R6005

R6006

R6007

R6008

R6009

R6012

R601

5

R601

7

R601

8

R6019

R6020

R6024R6025

RCV5

0RC

V51

RFFE

1_CL

KRF

FE1_

DAT

A

RFFFE1000

SC1000

SC1001

SC1002

SC10

04

TAC5000

TAC5001

TH1000

TH30

00

TH4000

TP_6000

TP_B

B_IQ

TP_C

OVE

R_IN

T

TP_N

FC_E

N

TP_RFFE1000

TP_T

DM

B_EN

TP_T

DM

B_IN

T

TP_T

DMB_

SPI_

CLK

TP_T

DMB_

SPI_

CS_N

TP_T

DMB_

SPI_

MISO

TP_TDMB_SPI_MOSI

TP2000

TP3000

TP40

01

TP40

02

TP6001

TP60

02

TXM1000

U10

01

U1002

U1003

U10

04

U10

05

U1006

U1102

U1103

U20

00

U20

01

U2002

U2003

U20

07

U20

08

U2009

U4002

U5000

U50

02

U50

03

U60

00

U6001

U6005

U60

06

UART_BOOT_ON

UCP3000

UM

E400

0

V1000

V100

1

V1002

V1003

V2000

V400

1

V4002

V4007

V400

9

VR1000VR10

01VR

1002

VR1003

VR10

04

VR1005

VR1011

VR4000

ZD2006

ZD4001

ZD50

00

ZD5001

ZD5003

ZD60

00

ZD6001

ZD6002

ZD60

09

ZD60

10

ZD60

11

ZD6012

ZD6013

ZD6015ZD6016

ZD6017

ZD6018

ZD6019

Setup(2015-05-20)_HHP

2007-010856(R4015) : Check! Bottom Surface of Component



8. Level 3 Repair

ANT1

001

ANT1

005

ANT1

008

ANT1

011

ANT2

000

ANT2

001

ANT2

002

C1000

C1001

C1005

C100

6

C100

7

C1008

C1009

C1010

C1011

C1017

C102

7

C1032

C1036

C104

3

C1046

C1049

C1050

C1051

C109

9

C110

0

C1101

C110

4

C1106

C1107

C1108

C1109

C112

0

C112

9

C1131

C1132

C113

3

C113

4

C1138

C113

9

C1141

C114

2 C114

6

C114

7

C1157

C1162

C116

3

C1164

C116

8

C116

9

C1170

C117

5

C201

7

C2018

C2019

C202

0C2

021

C202

2C2

023

C202

4C2

025

C2026

C2027

C2028

C2029 C2030

C203

1

C203

2

C203

3

C203

4

C2035

C203

7

C2038

C203

9

C204

0

C204

1

C204

2

C204

3

C204

4

C204

5

C204

6

C204

7

C2048

C204

9

C2050

C205

1

C2052

C2053

C2054

C2064

C3000

C300

1

C300

2

C300

3

C3004

C3005

C3006

C3007

C300

8C3

009

C3010

C3011

C3012

C301

3

C301

4

C3015

C3016

C3017

C3018

C3019

C3020

C3021

C302

2

C3023

C302

4

C3025

C302

6

C302

7

C3028

C302

9C3030

C303

1

C3032

C3033

C303

4

C3035

C3036

C3037

C303

8

C303

9

C304

0

C3041

C3042

C304

3

C304

4

C3045

C304

7

C304

8

C305

1

C305

2

C305

3

C3054

C305

5

C305

6

C305

7

C305

8

C305

9

C3060C3061

C306

2

C306

3

C306

4

C3065

C3066

C400

1

C4002

C4003

C4004

C4005

C4006

C400

7

C4008

C400

9

C4010

C401

1

C4012

C401

3

C4014C4015

C401

6

C401

7

C4018

C4019

C402

0

C4021 C402

2

C4023

C402

4

C4027

C4028

C4029 C4030

C403

1

C403

2

C403

3C4

034

C4035

C403

6

C4037

C4038C4041 C4042

C4043

C4044

C4045

C4048

C4067

C4068

C407

3

C407

4

C4081 C4082

C408

3

C408

6

C4089

C4090

C4091

C409

2

C4093

C4094C4095

C409

6

C409

7

C4098

C4099

C4100

C4101

C410

2

C4103

C410

4

C4105

C410

6

C4107

C410

8

C410

9

C4112

C4113

C411

4

C411

5

C4117

C500

1

C5005

C5008C5009

C501

1

C5012

C501

3

C5014

C502

5

C502

6

C502

7

C503

4

C5910

C591

1

C6008

C6022

C602

3

C6024

C6025

C6026

C602

7

C603

0

C6031

C603

2

C603

3

C6034C6035 C6036 C6037

C6038

C6039

C6040

C604

1C6

042

C604

3

C6050

C6051

CN60

00CN

6001

CN60

02

F1013

F1014

F1015

F1016

F2000

HDC6000

HD

C600

1

HD

C600

2

HEA5000

L100

0

L1003

L1004

L1005

L1014

L102

4

L110

3

L110

4

L1105

L1106

L1108

L1110

L111

1

L1114

L111

5

L1116

L1117

L1119

L1120

L112

2

L1123

L200

2L2

003

L2004

L200

5

L200

6

L300

0

L4000 L4001

L4002L400

3

L400

4

L4009

L401

0

L401

1

L500

3

L500

9

L501

0

L5013

L5014

L5015

L5016

L5017

L5018

L5020

L5021

LED

4000

MIC5000

Q20

00

R1000

R1001

R100

7

R2004

R200

7R2

008

R200

9

R201

0

R2011

R201

2R2

013

R3001

R301

6

R3022

R3023

R302

6

R3028

R400

4

R400

6

R4007

R400

8R4

009

R4015

R402

4

R4025

R4026

R402

7

R4028

R4029

R403

0

R4031

R403

9

R404

0

R404

1

R404

2

R404

3

R500

1

R5003

R500

9

R501

0R5

019

R502

0

R5021

R5022

R5025

R5026

R503

2R5

033

R591

0

R600

0

R601

0

R6011

R6013

R6014

R6016

R6021

R6022

R602

3

RFS1

000

SC1003

SC1005

SPK50

SPK51

TP_BT_DATA

TP_F

M_D

ATA

TP_N

FC_C

LK_R

EQ

TP_N

FC_F

IRMWA

RE

TP_N

FC_I

RQ

TP_P

WR_

REQ

TP_UB_L300

TP_V

PP

TP_W

LAN

_CLK

TP_WLAN_D2000

TP1000

TP40

00

TP4003

TP40

04

TP40

05TP

4006

TP4007

TP5000

TP60

00

TP60

04TP

6005

U10

00

U1007

U1100

U20

04

U20

05

U2006

U40

00

U4001

U4003

U40

04

U50

01

U5004

U5006

U6002

U6003

U6004

V400

0

V4003

V400

4

V4005

V4006

V4008

V401

0

ZD1000

ZD20

03ZD

2004

ZD4000

ZD40

02

ZD50

02

ZD50

04 ZD50

05

ZD5006

ZD5007

ZD50

08

ZD50

10

ZD50

11



8. Level 3 Repair

8-3. Flow Chart of Troubleshooting

Oscilloscope Digital Multimeter

Power Supply + driver, ESD Safe Tweezer

8960 & Spectrum Analyzer Soldering iron



8. Level 3 Repair

8-4-1. Power On

Mobile phone does not power on.

Check the Battery Voltage.

Is it more than 3.8V?

Charging the battery by TA.

If its voltage level is extremely low(under 3.0V),

Change the battery.

Power-on the phone and check the power-on sound

or motor Vibration.Sound or Vibration is ok?

Change the FRONT-LCD ASSY

Check the voltage level at R5001 while pressing power

key. Is the voltage high?

Check the signal of AP_PS_HOLD = 1.8V

Check the Clock OSC4000

Is the frequency 19.2Mhz?

Replace the POWER KEY FPCB.

Check U4001 and its neighboring circuits.(Crack, Open, etc.)

check the initial operation

END

Yes

Yes

Abnormal

No

No

Yes

Yes

No

Yes

Replace the OSC4000.

※ Test condition (Oscilloscope setting)

: 20.0us.div (time division)

No

Yes



8. Level 3 Repair

8-4-2. Initial

Initial Failure.

Re-download latest SW on the mobile

phone.

Re Check "8-4-1 Power on"Trouble shooting process

Check the OSC4000 (Crack, open etc.)Check the U4001 (Crack etc)

Change PBA

Yes

Abnormal

Abnormal

Change UCP3000

Normal

Abnormal

END



8. Level 3 Repair

8-4-3. No Service

No service

Home screen → Phone → Keypad → *#1234# → check Phone version → CP : J510FNXXXX or unknown

Check the connection of RF coaxial cable

Replace the OSC4000

Yes

CP : J510FNXXXX

Replace the U4001

CP : unknown

END

Check menu setting

Menu → applications → setting → network connections →

more networks → mobile networks → network mode → setting is auto connect ?

Check the voltage levelC4044 = 1.15VC4019 = 1.15VC4036 = 1.3VC4035 = 2.05V

Check OSC4000Frequency = 19.6MHz

Replace UCP3000

No

Yes

No

Yes

Yes



8. Level 3 Repair

8-4-4. SIM Part

Insert SIM card

Is SIM socket ok?

Change to the new SIM card.

If it doesn`t still work SIM card after changing

the SIM card, Check the U4001,U4003 (Crack etc)

Yes

Yes

No

END

Check the SIM Voltage.

(R6008 ) >= 1.8 or 3.0?

Check the UCP3000 (Crack etc)

Yes

Yes

Change the SIM socketNo



8. Level 3 Repair

8-4-5. LCD Part

LCD does not display

First, check assembling of lcd

Change damaged Part

Yes

Yes

No

END

Check the LCD Display Circuit

Try with New LCD Check the UCP3000 (Crack etc)

No

Yes

Yes

Assembling the LCD AgainNo



8. Level 3 Repair

8-4-6. SPK Part

Speaker does not Work

First, check assembling of SPK

Change the Speaker Neighboring Circuit

Yes

Yes

No

END

Check the SPK_OUT_P(L5005)SPK_OUT_N(L500

6)signal

Try with New Speaker Check the U4001 (Crack etc)

No

Yes

Yes

Reassemble the Speaker AgainNo



8. Level 3 Repair

8-4-7 MIC

MIC does not Work

First, check SMD of MIC

Change the MIC Neighboring Circuit

Yes

No

END

Check the MAIN_MIC_P(L5009)EAR_MIC_P(R5009)

signal

Try with New MIC Check the U4001 (Crack etc)

No

Yes

Yes

Resoldering the MICNo



8. Level 3 Repair

8-4-8. RCV

RCV does not Work

First, check assembling of the

RCV

Change the RCV Neighboring Circuit

Yes

No

END

Check the RCV_P(L5007) RCV_N(L5008)

signal

Try with New RCV Check the U4001 (Crack etc)

No

Yes

Yes

Reassemble the RCVNo



8. Level 3 Repair

8-4-9. Key Input

KEY Input does not Work

First, check the Soldering of the KEY

Change the key and neighboring circuit

Yes

No

END

Check the VOL_UP(R5005),VOL_DN(R5004),PHONE_ON_N(R5

001)Signal

Try with New Key and Change


No

Yes

Yes

Soldering AgainNo



8. Level 3 Repair

8-4-10. Vibration Motor

Motor does not Work

First, check the Connect of the Motor

Change the Motor neighboring circuit

Yes

No

END

Check the Motor Signal

Try with New Motor and Change


No

Yes

Yes

Connect the Motor AgainNo



8. Level 3 Repair

8-4-11.Main CAMERA

Abnormal Camera Working

First, check the Connection between

Camera and PBA

Check U4001 and U4003 is damage or open,

Replace or solder again if required

Yes

No

END

Check C6030 is 2.8V? Check C6031 is 2.8V? Check C6032 is 1.2V? Check C6033 is 1.8V?

Try with New Camera and Change


No

Yes

Yes

Connect the Camera AgainNo

Check HDC6003 and neighboring circuits

No Check the Camera

Signal



8. Level 3 Repair

8-4-12.SUB CAMERA

Abnormal Camera Working


Camera and PBA

Check U4001 and U4003 is damage or open,

Replace or solder again if required

Yes

No

END

Check C6036 is 2.8V? Check C6034 is 1.2V? Check C6035 is 1.8V?

Try with New Camera and Change


No

Yes

Yes

Connect the Camera AgainNo

Check HDC6000 and neighboring circuits

No Check the Camera

Signal



8. Level 3 Repair

8-4-13. Touch Screen

Abnormal Touch Screen Working


TSP and PBA

Check U6005, U4001 is damage or open, Replace or

solder again if required

Yes

No

END

Check C6040 3.0V? TSP_SDA_1P8(R6018) TSP_SCL_1P8(R6017) TSP_INT(R6016)signal

Try with New TSP and replace


No

Yes

Yes

Connect the TSP FPCB AgainNo

Replace or solder HDC6002 again.

No Check HDC6002 and neighboring circuits



8. Level 3 Repair

8-4-14. Sensor

8-4-14-1. Proxi Sensor

Proxi Sensor does not Work

First, check the Soldering of the

U5002

Check the U4001 is damage or not

Yes

No

END

Check R5002 is 1.8V?

Check the

SENSOR_SDA_1P8(R3009) SENSOR_SCL_1P8(R3008)

Signal


No

Yes

Yes

Soldering U5002 Again if requiredNo



8. Level 3 Repair

8-4-14-2. Accel Sensor

Accel Sensor does not Work

First, check the

Soldering of the U5001

Check the U4001 is damage or not

Yes

No

END

Check R5008 is 1.8V?

Check the

SENSOR_SDA_1P8(R3009) SENSOR_SCL_1P8(R3008)

Signal


No

Yes

Yes

Soldering U5001 Again if requiredNo



8. Level 3 Repair

8-4-15. GSM 850,900,1800,1900 WCDMA 1,2,5,8 / LTE FDD BAND 1,3,5,7,8,20 / LTE TDD BAND 40 RX

CHECK soldered components

L1069,L1070,L1075,L1081,L1078,C1085,L

1077,C1087,L1080,C1082L1086,L1084,L10

90,C1095,L1093,C1096,C1092,C1094,L109

2,L1090,C1060,L1042,L1044,L1045,

C1061,L1046,C1067,L1050,L1055,L1052,L

1051,L1053,C1077,L1068,C1079,C1074,L1

067,L1063,L1064,C1074,C1075,C1090,L10

83,L1088,L1082,L1079,C1083,L1085,C108

9,C1088,C1091,L1091,L1006,C1019,C1021,

L1001,L1002,C1012,L1007,L1020,C1028,L

1022,L1012,L1011,C1022,C1029,L1015,C1

047,L1025,L1028,L1023,L1021,C1042,C10

44,L1026

Check

L1069,L1070,L1075,L1081,L1078,C1085,L1077,C1087,L1080,C1082L1086,L1084,L1090,C

1095,L1093,C1096,C1092,C1094,L1092,L1090,C1060,L1042,L1044,L1045,

C1061,L1046,C1067,L1050,L1055,L1052,L1051,L1053,C1077,L1068,C1079,C1074,L1067,

L1063,L1064,C1074,C1075,C1090,L1083,L1088,L1082,L1079,C1083,L1085,C1089,C1088,

C1091,L1091,L1006,C1019,C1021,L1001,L1002,C1012,L1007,L1020,C1028,L1022,L1012,

L1011,C1022,C1029,L1015,C1047,L1025,L1028,L1023,L1021,C1042,C1044,L1026

soldering condition for any damage

Check F1007,F1009,F1004,F1006,F1008,F1000,F1001,F1002,U1005,TXM1000,PAM1000,U1001 for any damage (crack, open, etc)

Resolder or changeF1007,F1009,F1004,F1006,F1008,F1000,F1001,F1002,U1005,TXM1000,PAM1000,U1001

Check U1103 for any

damage

(crack, open, etc)Resolder or change U1103

Chage board

END



8. Level 3 Repair

8-4-16. GSM 850,900,1800,1900 WCDMA 1,2,5,8 / LTE FDD BAND 1,3,5,7,8,20 / LTE TDD BAND 40 TX

Yes

Change C1023,L1016,L1013,C1033,C1039,L1018,,C1060, C1067,L1050,L1055,C1077,L1068,C1079,C1090,L1083 ,L1088L1081,L1078,C1085,C1095,C1096,CL1093,L1006,C1019,C1021,L1020,C1028,L1022,C1047,C1025,L1028

No

Yes

No

Normal Condition

Catch the channel?

Change C1023,L1016,L1013,C1033,C1039,L1018,,C1060, C1067,L1050,L1055,C1077,L1068,C1079,C1090,L1083 ,L1088L1081,L1078,C1085,C1095,C1096,CL1093,L1006,C1019,C1021,L1020,C1028,L1022,C1047,C1025,L1028

Check TXM1000,F1007,F1009,F1004,F1006,F1008 F1000,F1001,F1002,U1001,PAM1000

Change TXM1000,F1007,F1009,F1004,F1006,F1008

F1000,F1001,F1002,U1001,PAM1000

Change the board

The End

Check U1103 for any damage

(crack, open, etc)Resolder or changeU1103

No

Yes

Yes



8. Level 3 Repair

8-4-17. RF Section(WLAN / BT/FM)

- WLAN RX

START

WLAN mode.

WLAN searching

OK?

YES

Check WLAN RX Path

( Damage, Crack, Open, etc)

END

NO



8. Level 3 Repair

- WLAN TX

START

WLAN mode.

WLAN TX OK?

YES

Check WLAN TX Path ( Damage, Crack, Open, etc)

END

NO



8. Level 3 Repair

- BT

START

BT mode.

BT OK? Check BT TX/RX Path


END

YES

NO



8. Level 3 Repair

- FM

START

FM mode.

FM searching OK? Check FM RX Path


END

YES

NO



8. Level 3 Repair

8-4-18. RF Section(GPS)

START

GPS mode.

GPS Signal

Searching

OK?

YES

Check GPS RX Path

(Damage, Crack, Open, etc)

END

NO



8. Level 3 Repair

8-4-19. RF Section(NFC)

START

NFC mode.

NFC Reader

mode

OK?

YES

Check NFC RF Path, Power, Clk


END

NO

NFC Card

mode

OK?

YES

NO

Check VREG_L14_SIM1&SIM1

circuit




8. Level 3 Repair

8-5. Service Schematics

- NC Point(Top View) ● : NC

UCP3000 (AP)

8. level 3 repair...ap_ps_hold = 1.8v check the clock osc4000 is the frequency 19.2mhz? replace the...

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