IFILENo.

Service Manual CD Portable AudioAM/FM StereoCassette Recorder

MCD-S735F (AU)

llI\ ~/ II *:.”:.”:::”=

SPECIFICATIONS

(CASSETTE SECTION)

Recording System ... ... . .. ... . .. .. AC bias, 4-track stereo

Erasing System ... ... . .. ... .. . ... ... Magnet erase

* Tape speed ... ... . .. ... .. . ... .. .. . ....4.75 cmlsec.

Fast forward and

Rewind time .. ... . .. ... .. .. . ... . 110 sec. (C-60 tape)

Frequency range .. ... .. .. ... . .. ... 80-12,000 Hz (Normal tape)

(CD SECTION)

Channels .. . ... . .. .. .. .. ... . .. .. ... . ....2 channels

S/N ratio .. . ... .. . ... . .. ... . .. .. ... . .. ...70 dB

Wow & Flutter . .. ... . .. ... .. . ... .. .. .. Undetectable

Sampling frequency .. ... .. .. .. ...44.1 kHz

Quantization ... .. .. .. ... . .. . .. . .. .. .. . 16 bits linear/ch

Pickup light source .. . ... .. .. .. .. .. Semi-conductor laser

Pickup wave length .. . ... .. .. .. ...79o nm

Laser output . .. .. .. .. ... . .. ... .. .. . ... Continuous wave max. 0.6 mW

PRODUCT CODE No.

14268010

(RADIO SECTION)

Tuning range .. ... .. .. ... ... . .... .. . .. FM :87.5-108 MHz

AM :525 -1,611 kHz

Aerials Bulit-in ferrite bar and telescopic rod

aerials

(GENERAL)

Output power . .. ... .. ... ... .. ... . .. ..3WX 2(DC max. )

70W (P. M. P. O.)

Speaker . .. ... .. ... .. .. ... .. ... .. ... . ... . 12cm x 2, 4 ohms

PIEZO X 2

Terminal impedance ... ... .. ... .. PHONES :32 ohms

MIC :200-600 ohms /5mV

Power source ... ... .. ... .. .. ... .. .. ..AC :230- 240V 50Hz

DC :12 V (8 “D” size batteries)

DC : 4.5V (Memory back-up 3 “AA”

size batteries)

Dimensions .. ... .. .... . ... ... .. .. ... .. 545 (W) x 240 (H) x 250 (D) mm

Weight (approx.) . .. ... .. ... ... . ... .. 5.6 kg (including batteries)

Specifications subject to change without notice.

REFERENCE No. SM580878

REMOVAL & INSTALLATION

1.

● Unplug the AC power cord and remove the batteries before disassembling the unit. Remove cassettes or CDs from the unit.d

● if bundles of wire are undone during the disassembly process, be sure to return them to their original state after operations are

complete. Make sure that you have the necessary fixers (61 4129 4971) for bundling wire on hand beforehand. Make sure that

lead wires are not too close to heat producing parts such as heat sinks.

FRONT CABINET 2. CD MAIN P.W.BOARD & CD BASE MECHANISM

1. Remove the BATTERY LID.(O)

2. Remove the 6 REAR CABINET mounting screws.(@)

3. Open the CASSETTE LID.(O)

4. Remove the VOLUME and TONE control knobs.(@)

1. Remove the 3 CD MAIN P. W. Board mounting screws to

remove the CD MAIN P. W. Board. (~,@)

2. Remove the 4 CD special screws to remove the CD BASE

MECHANISM. (@,@)

3. CD LID BLOCK

1. Remove the 2 CD LID BLOCK mounting screws.(~)

2. Remove the CD LID BLOCK.(@)

5. TAPE MECHANISM & TUNEFVAMP P.W.BOARD

-1

4. CD DOOR

1.Hook the CD DOOR SPRING.(O)

2. Pushing the portion direction@ to open the CD DOOR.(O)

3. Remeve the CD DOOR.(@)

4. Pull up the CHUKING BRACKET in the direction of arrow

@to remove the CHUKING BRACKET in the direction of

arrow @.

TUNERADJUSTMENTS

w ● Use a plastic screw driver for adjustments.

● Adjust the intermediate frequency pf AM and FM to the frequency of ceramic filter.

● Set of unit

Supply voltage : DC 12V

Speaker :4 ohms

Standard output :50 mW (450 mV)

PARTS LOCATION

i.

—

R11OQ1 /—

TP-2

1. AM ADJUSTMENT Band switch : AM

Step Adjusting Connection SG Position of Adjust- VTVM

Circuit Input output Frequency tuning dial ment OscilloscopeClosed the output I Connect sweep

~“ok”z 1‘ow“021A 1522 kHz 522 kHz L108 1.5- 2.OV3 coverge TP-1 (+) and GND(-). 1611 kHz 1611 kHz No. ADJ.

45.2- 6.2V

Tracking Connect AM SG to Connect VTVM to 603 k“z 603 kHz L107 Max.

5 TEST LOOP. speaker terminals. 14(

6 Step 3: Repeat adjustments. I

04 k“z ] 1404 k“z I CT102 i I

2. FM ADJUSTMENT Band switch : FM FM Dummy antenna: 75 ohms unbalance

Step Adjusting Connection SG Position of Adjust- VTVM

Circuit Input output Frequency tuning dial ment Oscilloscope

Connect sweep Connect sweep

generator to generator to

IF IC101 pin 1 (H) IC102 PIN 18(H) 10.7 MHZ Low T101

1 and GND(E). AND PIN’ (E).0

2 Tuning -- Connect VTVM to 87.0MHz 87.OMHZ L103

3

1.5- 2.OVcoverge TP-2(+) and GND(E) 108.OMHZ 108.OMHZ No ADJ. 5.1- 6.2V

4 Tracking Connect FM SG to Connect VTVM to 90.OMHZ 90.OMHZ L102 Max.

5 J101 (H) & GND. (E). speaker terminals. 106.OMHZ 106.OMHZ CT101

6 Repeat adjustments.

-2-

TAPE DECK ADJUSTMENTS

1. HEAD REPLACEMENT

●After replacement, demagnetize the heads by using a degausser.

● Be sure to clean the heads before attempting to make any adjustments.

● All wiring should be returned to the original position after work is completed.

2. HEAD AZIMUTH ADJUSTMENT

(1) Load the test tape(VTT-703, etc., 10 kHz) for azimuth

p ‘jm “

adjustment.

(2) Press the PLAY button.

&k>

\ ?“

(3) Use a cross-tip screwdriver to turn the screw for azimuth /

adjustment so that the left and right output are maximized./

(4) Press the STOP button._

(5) After completion of the adjustment, use thread lock(TB-1401 B) /

to secure the azimuth-adjustment screw.

3. MOTOR REPLACEMENT

@ ,,

4. MOTOR SPEED ADJUSTMENT

(1) Insert the test tape(MTT-111 N, etc., 3,000 Hz).

(2) Press the PLAY button.

(3) Use a flat-tip screwdriver to turn the SVR(located inside the

rear of the motor) to adjust SVR so that the frequency counter

become 3,000 Hz.

5. CHECKING THE MECHANISM TORQUES AND TENSION BACK SIDE OF SET

● Clean the head, capstan and pinch roller before making any measurement.

Measurement Take-up torque Back tension Tape tension

Cassette for PLAY : TW-2111A PLAY : TW-21 11A Drive-power cassette

measurement F. FWD/REW : TW-2231 TW-2412

PLAY 30-60 gr.cm 2.0 -4.5 gr.cm 60 gr or more

F.FWD 55-120 gr.cm . ..-. -----

REW 55-120 gr.cm . . . . . -----

-3-

EXPLODED VIEW(CABINET & CHASSIS)

-4-

PARTS LIST

PRODUCT SAFETY NOTICEEACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE

IEC SYMBOL A IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN

OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED , USE ONLY THE REPLACEMENT PARTS

DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED

IN THE PARTS LIST IN THIS MANUAL. LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO

DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING

THE PRODUCT TO THE CUSTOMER.

CAUTION : Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram.

Regular type resistors are less than 1/4W carbon type and O ohm chip resistors.

Regular type capacitors are less than 50V and less than 1000pF of Ceramic type and Electrolytic type.

N.S. P : Not available as service parts.

PACKING & ACCESSORYREF. NO. PART NO.

64502662326142919644

61423168326450278310

6450265914

64502662256142919460

A 6450221576

6450263804

CABINET & CHASSISREF. NO.1

34

5

67

8

91011

12

1314

15

15-1

15-2

1617

19

20

21

24

2528

30

31

31-1

33

343536

37

37-1

38

PART NO.

6450266447

6450266119

64502781746450265952

64502659696450266454

6450266010

6450266027

64502660346450266041

6450266058

64502660656450266133

6450278198

6450278235

6450278204

64502782286450278259

6450278242

6450278549

64502663866450266409

64502659386450263941

6450266096

64502658536450265884

6450266256

645025154264502659906450252556

6450252570

64502525636450252600

DESCRIPTION

CUSHION BOTTOMINSTRUCTION MANUAL,

152-57353-0225

LABEL, SAFETY,l 54-06601-005

LABEL RESET,REAR CAB

EPEFOAM SHEET, PACKING

CUSHION TOP

CARTON,l 53-57353-1225AC LINE CORD SET

REMOCON,REMOTE CTL HANDSET

DESCRIPTION

ASSY,CASS LID

CASS DOOR SPRING, LID CASSCABINET

ROTARY KNOB, VOLUME

ROTARY KNOB,TONE

ASSY,CASS GEAR

CASS BUITON REC

CASS BUTTON PLAY

CASS BUTTON REWCASS BUITON FWD

CASS BUITON STOP/EJECT

CASS BUTTON PAUSEMOUNTING BKT CASS BUTTON

PANEL FRONT

FUNCTION BUITON SET,P SELECT/FM MODE/ BAN

CD DISPLAY LENS

CD BUTTON SETMTG BKT CD KEY CTL BD,

CD KEY CTL BD TO CAB MTGMTG BKT CD DEC PANEL,

CD MICOM CTL BD TO KEY BASSY,CABINET REAR

ASSY,BOX FRONT L

ASSY,BOX REAR L

HANDLE

ASSY,PULLY CD CHUCKING

CD BRACKET

LID CD

CD DOOR LENS

CD DOOR SPRING

ASSY,GEAR CD DOORCD DOOR BUTTON,OPEN

CD BRACKET 9503,CD MAINRUBBER CUSHION CD

RUBBER CUSHION CD

SPECIAL SCR CD

REF. NO.40

DESCRIPTION%5R;2r%83 SLIDE KNOB, FUNCTION

41 6450266003

43 6450266393

44 645026641645 6450265839

FIXING PARTSREF. NO. PART NO.Yol 6450266195Y02 6450278303

Y03 6450278280

Y04 6450183690

Y05 6450252365

Y06 6450171895Y07 6450252372

Y08 6450266218Y09 6450266218

Ylo 6450278297

Yll 6450269523

Y12 6450252426

Y13 6450252365

Y14 6450252402

Y15 6450266195Y16 6450266195

Y17 6450252426

Y19 6450266164Y20 6450266195

ELECTRIC-PARTREF. NO. PART NO.22 645021545223 645020347327 645020353429 6450266140

PUSH BUTTON,BASS XPANDERASSY,BOX FRONT R

ASSY,BOX REAR R

LID BATTERY

DESCRIPTIONSCREW 3X12,CASS DOOR GEARSCR 3X8,CASS BUTTON BKTSCR 3X12, FRONT PANEL TO CD BKTSCREW, FRONT PANEL TO CD BKTSCREW 3X8,CD KEY BD TO FRONTPANELFIBRE,WASHER,PANEL FRONTSCREW 3X8,SPK BOX LSCREW 3X20,SPK BOX L

SCREW 3X20,REAR CAB

SCR 3X6, FOR CD CTL BD MTG BKT

SCREW 3X8, ROD ANT

SCREW 3X12,GEAR HOLDER TO CDBKT

SCREW 3X8, MIRC0 SW PCB TO CD

BKTSCREW 2X8,CD BRACKET 9503

SCREW 3X12,CD BD TO CD BKT

SCREW 3X1 2,AC SOCKETSCREW 3X12,PWR TRANS

SCREW 2X4,R I P BDSCREW 3X12, C-MECHA

DESCRIPTION5 SPEAKER,SPK L / SPK RPIEZO BUZZER,SPK L / SPK RROD ANTENNAROD ANT CONNECTING WIRE,FOR CAB REAR

‘&

CD SUB P.W.BOARD ASSYREF. NO. PART NO. DESCRIPTION

6142970829 ASSY PWB CD SUBQ9001 6450277849 TR DTC124ESQ9002 6450277849 TR DTC124ES

-5-

PARTS LIST

AMP-TU P.W. BOARD ASSY.REF. NO.64

ACOOl

C0122

C0127

C0132

C0148C0167C0170

C0171

CO172

u C0174C0178

C0224C0225

C0226

C0227

C0228

C0229C0231

C0232C0238

C0239

C0246

C0247C0276

CF101

CF102

CF103

CF104

CN101

CN102CN202

CN205w CN207

CN208

CR101

CT101CT102

DO1O1

DO1O2DO103

DO1O4DO1O5

DO1O6

DO107

DO1O8DO11O

DO111

D0116

D0117

DO118

D0119D0120

D0121D0122

*D0123

PART NO.61429480266450278341645026567964501619716450266171645026654664502777956450266522

64502035036450141355

A 6450221590

4030621105

4030621105

4030619003

403059440940306089084030581904

4030606904

40306069044030581904

403060890840306069044030630800

4030606904

4030630800

4030596908

4030596908

40305738004030573800

4030568905

40305689054030586008

40305860084030594409

6142293805

6142293805

64502776726450067624

645026561764501720456450251917

6450277658

6450114533

6450114533

64501146706450166495

6450166495

64501689566450168956

6450168956

64501689566450277573

6450277573

64501689566450277580

6450277566

6450168956

6450168956

6450168956

64501689566450169236

64501692366450169236

64501692366450169236

DESCRIPTIONASSY,PWB,AMP-TUASSY,BARANTBARANTENNAHOLDERFERRITE BARSCREW3X8SCREW2.6X5,FOR Q126RUBBER,PCBCAPCABINET MOUNTING PLATE,FOR Q126TEST PINSEYELETACSOCKET,VDE APPPOLYESTER 0.047UM50VPOLYESTER 0.047UM50VPOLYESTER4700P M50VPOLYESTER2200P M50VPOLYESTER 0.033UM50VPOLYESTER 1500P M50VPOLYESTER3300P M50VPOLYESTER3300P M50VPOLYESTER 1500P M50VPOLYESTER 0.033UM50VPOLYESTER3300P M50VPOLYESTER6800P M50VPOLYESTER3300P M50VPOLYESTER6800P M50VPOLYESTER 0.022UM50VPOLYESTER 0.022UM50VPOLYESTER 0.1UM50VPOLYESTER 0.1UM50VPOLYESTER 1OOOPM50VPOLYESTER 1OOOPM50VPOLYESTERO.15U M50VPOLYESTERO.15U M50VPOLYESTER2200P M50VFILTERFILTERCERAMIC FILTERDISCR,CERAMIC5P WAFER,PIR SW104 A,B4PWAFER,RIPHEAD4PWAFER,LEAF SWIMOTOR3P WAFER2PWAFER,SPK2PWAFER,SPKCERAMIC RESONATORTRIMMERTRIMM’qSW DIODESW DIODESW DIODESW DIODETUNINGDIODESVC 201SPATUNINGDIODESVC 201SPASW DIODETUNINGDIODESVC 344AAZENERDIODE5.6VSW DIODESW DIODESW DIODESW DIODESW DIODESW DIODESW DIODESW DIODESW DIODE

REF.NO.D0124D0125D0126D0127DO128DO131

DO135D0136D0137

D0139

D0140

D0141

D0142

D0143

DO147

D0148D0149D0150

D0151

DO158

D0160

DO170DO172

DO175D0177

D0178

D0179

D0181

D0182FHOO1

FUOO1

FUO02HSOO1

Iclol

IC102

IC103

Icl 04

or

IC107

IC108

Icl 09orJK101

LO1O1

LO102

LO103

LO104

LO1O5LO1O6

LO1O7

LO1O8PTOO1

Qolol

QO102

QO1O3

QO1O4QO105

QO106

QO1O7

QO108QO112

Q0113Q0114Q0118

Q0119

Q0120

PART NO.

64501692366450168956

6450168956

64501689566450168956

6450268571

6450169250

64501689566450279836

64501692506450169250

6450169250

6450169250

6450168956

6450168956

64501689566450168956

6450168956

6450168956

64501689566450169250

6450168956

64501689566450168956

6450169250

64501689566450169250

64501689566450168956

6450142246

A 6450267918A 6450267925

6450265723

6450277429

6450277436

64502032376450277467

6450277450

64502774436450268809

64502774676450277450

6450169328

6450114458

6450141089

6450141072

6450166518

6450166518

6450141065

64502775976450277603

A 64502784576450169212

6450161841

64501692126450169205

6450169205

6450169205

6450169205

6450169205

6450251665

64501618416450169205

64501692056450169205

6450169205

DESCRIPTION

SW DIODE

SW DIODE

SW DIODE

SW DIODESW DIODE

SW DIODESB1O-O3A3-BT

RECTIFIER

SW DIODEZENERDIODE1OVRECTIFIER

RECTIFIER

RECTIFIER

RECTIFIER

SW DIODE

SW DIODE

SW DIODESW DIODESW DIODE

SW DIODE

SW DIODERECTIFIER

SW DIODE

SW DIODESW DIODERECTIFIER

SW DIODERECTIFIER

SW DIODESW DIODEFUSE HOLDER

2AAPPFUSE,SEMK0 APPPROTECTOR,AXIAL LEADS

HEATSINKS730

ICLAI186N

ICLA1831ICTA2068N

ICNJM78M05FA

ICL7805CVICMLC4066B,IC1O7 l-3RADi0/TAPE /

ICLA4597

ICNJM78M05FAIC L7805CV

ST. PHONE JACK

VHF COIL

FM COIL

FM COIL

CHOKE COIL

CHOKE COILFM COIL

AM COIL

OSC COILX’FORMER T48-0264N

TRANSISTOR

TRANSISTORTRANSISTOR

TRANSISTOR

TRANSISTORTRANSISTOR

TRANSISTOR

TRANSISTOR

TR 2SC3330U

TRANSISTORTRANSISTORTRANSISTOR

TRANSISTORTRANSISTOR

-6-

PARTS LIST

REF. NO.Q0121Q0124Q0125Q0126Q0130Q0131Q0132QO133Q0150Q0151Q0155Q0156Q0159QO160R0271R0272R0277Swl 01Swl 02

Swl 03

SW21 oTO1O1

TO1O2

TO1O3

VOLO1

VOL02

PART NO.6450169205645025165864502516586450269530645016920564501692056450169205645016920564501692056450277511645025166564502775046450277511645027753540207113044020711304402004580564501618966450265563

6450251795

64502776346450277627

6450277610

64501410586450219931

6450203312

DESCRIPTIONTRANSISTORTR2SD1936-U-ACTR2SD1936-U-ACTR2SD2061FTRANSISTORTRANSISTORTRANSISTORTRANSISTORTRANSISTORTR2SB927-S-AETR2SC3330UTRDTA114YSTR 2SB927-S-AETRDTC144EFFUSIBLERES 2.2JA l/4WFUSIBLERES 2.2JA l/4WFUSIBLE RES27J- l/4WSWITCH,BEATCUT 123SWITCH EX-13G(A),DBBs/oN/oFFswlo2A,BSWITCH SKU-43D08-G8-NS,TAPE I RADIO I CD SW103ASWITCH, TACT, RESET SWI!=rIi=rBIAEJOSC,AC BIASROTARY VR,VOL 1 A,BVR.ROTARY,VOL 2 A,B

CD MAIN P.W.BOARD ASSY.REF. NO.65COO06COO16CO018CO020CO023CO032CO034CO036CO037CO047CO048CO052CO059CFOO1CNOO1CNO03CNO04CNO05CNO06CNO07CNO08CNO1ODOOO1DOO02DOO03IcoolICO02ICO03LOOOILOO02LOO03QOOO1QOO02QOO03QOO04QOO05or

PART NO. DESCRIPTION

6142944226 ASSY,PWB,CD MAIN4030603101 POLYESTER 0.027U M 50V

4030603101 POLYESTER 0.027U M 50V

4030619003 POLYESTER 4700P M 50V4030596908 POLYESTER 0.022U M 50V

4030596908 POLYESTER 0.022U M 50V

4030621105 POLYESTER 0.047U M 50V

4030636505 POLYESTER 8200P M 50V4030625905 POLYESTER 5600P M 50V

4030598902 POLYESTER 0.22U M 50V4030568905 POLYESTER 1000P M 50V4030568905 POLYESTER 1000P M 50V

4030598902 POLYESTER 0.22U M 50V

4030598902 POLYESTER 0.22U M 50V

6450252051 CERAMIC RESONATOR

6450251924 5P WAFER6450114588 8P WAFER

6450169342 2P WAFER

6450277665 7P WAFER

6450114588 8P WAFER

6450172045 4P WAFER

6450169359 3P WAFER

6450172052 6P WAFER6450168956 SW DIODE

6450168956 SW DIODE

6450168956 SW DIODE6450277481 IC AN8803SB

6450277498 IC MN66271 RA

6450277474 IC AN8389S

6450215438 AXIAL INDUCTOR 10UH

6450215438 AXIAL INDUCTOR 10UH6450215438 AXIAL INDUCTOR 10UH

6450273056 TR 2SB808F-SPA

6450277542 TR2SC1740SR

6450277542 TR2SC1740SR6450277542 TR2SC1740SR

4050037702 TR 2SA1 346

6450277528 TR DTA124ES

REF. NO. PART NO. DESCRIPTION *

QOO06 6450273162 TR 2SD400-F-MPCZoool 6450277566 ZENER DIODE 5.6V

CD CONTROL P.W.BOARD ASSY.

REF. NO.61

CO142

C0143

C0201C0202

C0203C0211C0212

CN302CN303

CN305

CN306

CN307CR102

CRI03

DO130

D0145

D0154

DO155DO156

D0161D0173

DO174

D0176

IC105

LO11O

LO111

QO1O9

QO11O

QO123Q0136Q0137

Q0138Q0140

Q0142

Q0143

QO152

QO153

Q0154

CD DISPLAY P.W.BOARD ASSY.REF. NO. PART NO.62 6142948095

PART NO. DESCRIPTION6142948088 ASSY,PWB,CD CONTROL,MICOM CTL BD 9KHZ6450278006 SHIELD PAPER, FOR MICOM BD6450278273 RUBBER, MICOM PCB4030866704 NP-ELECT 3.3U M 50V4030630800 POLYESTER 6800P M 50V4030571202 POLYESTER O.OIU M 50V4030571202 POLYESTER O.OIU M 50V4030571202 POLYESTER O.OIU M 50V4030571202 POLYESTER O.OIU M 50V4030571202 POLYESTER O,OIU M 50V6450161964 10P WAFER6450277900 13P WAFER6450277887 7P WAFER6450277894 8P WAFER6450141218 2P WAFFR H-TYPE6450277993 CERAMIC RESONATOR6450282430 CRYSTAL6450168956 SW DIODE6450168956 SW DIODE6450168956 SW DIODE6450168956 SW DIODE6450168956 SW DIODE6450168956 SW DIODE6450168956 SW DIODE6450168956 SW DIODE6450168956 SW DIODE6450277818 IC MN150807PRD6450209321 CHOKE COILS6450209321 CHOKE COILS6450251665 TR 2SC3330U6450251665 TR 2SC3330U6450251665 TR 2SC3330U6450277849 TR DTC124ES6450277832 TR DTA1 14ES

6450277535 TR DTC144EF

6450169205 TRANSISTOR6450277849 TR DTC124ES

6450277825 TR DTA144ELA

6450277849 TR DTC124ES

6450277849 TR DTC124ES

6450277849 TR DTC124ES

6450277948

6450277870

6450278266DO162 6450168956DO163 6450168956

IC106 6450277801IC301 6450277931

LC101 6450277788

LEDO1 6450277856

Q0129 6450161841

QO134 6450277849

QO135 6450277849

Q0141 6450169205

Q0301 6450169205

-7-

DESCRIPTIONASSY,PWB,CD DISPLAY,CD KEY CTL BDRUBBER,CD KEY PCB

5P WAFER, CN203,DISPLAY PCB TO CT

RUBBER, LCD DISPLAY

SW DIODE

SW DIODEIC LA6339L

OPTIC RECEIVER MODULE,REMOTE SENSOR

LCD DISPLAY

LED SEL-231OG

TRANSISTORTR DTC124ES

TR DTC124ES

TRANSISTORTRANSISTOR

Uf

PARTS LISTu

REF. NO.Q0302Q0303SW201SW202SW203SW204SW205

SW206SW207SW208SW209

PART NO. DESCRIPTION6450169205 TRANSISTOR6450169205 TRANSISTOR6450277863 SWITCH EVQ-QS205K,FM I MODE6450277863 SWITCH EVQ-QS205K,SKIP TU / DN6450277863 SWITCH EVQ-QS205K,SKIP TU / UP6450277863 SWITCH EVQ-QS205K,STOP / CLEAR6450277863 SWITCH EVQ-QS205K,

REPEAT / INTRO6450277863 SWITCH EVQ-QS205K,BAND6450277863 SWITCH EVQ-QS205K,PLAY I PAUSE6450277863 SWITCH EVQ-QS205K,M UP6450277863 SWITCH EVQ-QS205K,

PROG I MEMORY

BACK UP A P.W.BOARD ASSY.REF. NO. PART NO. DESCRIPTION

6142944288 ASSY,PWB,BACK UP A

~ BACK UP B P.W.BOARD ASSY.REF. NO. PART NO. DESCRIPTION

6142962107 ASSY,PWB,BACK UP B6450277771 BATT. CONTACT SPRING(-), DPC-l 81

BATTERY P.W. BOARD ASSY.REF. NO. PART NO. DESCRIPTION63 6142933244 ASSY, PWB,BATT

6450203206 BATTERY TERMINAL SPRING,( - )

REC SW P.W.BOARD ASSY.REF. NO. PART NO. DESCRIPTION66 6142933268 ASSY,PWB, REC SWSWO04 6450209352 PUSE SWITCH, RECORDING SW

CD SW P.W. BOARD ASSY.REF. NO. PART NO. DESCRIPTION64 6142933251 ASSY,PWB,CD SWSWO05 6450251818 MICRO SW LF-101-O,CD SW

*

TAPE DECK MECHANISM (TK20FX-S81 1-9)REF. NO.101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161

PART NO.6450137938645011570764501154796450115714645011550964501154866450115462645011596764501156536450115752645011600164501158996450115608645011584464501156226450115592645011567764501159816450115516645011581364501157386450238062645011576964501157216450115776645025261764501158756450115929645025251864501467566450115554645013794564501155306450115523645011549364501652526450115547645011561564501379216450115684645011569164501159986450115660645011564664501155786450115820645011556164501155856450115912645011586864501158516450115936645019117664501911696450115950645013791464501159746450115639645011588264501159056450146763

DESCRIPTIONS HUBB SPRINGRS ARMTAKE UP REEL ASSYDETECTIONFF GEARP PLATE SC SCREW 2X3FRAME ASSYE SLIDER SPB SCREWCT SCREW 2X4.5PSL SPRINGSWITCH, MSW-1541T,PLAYRR SPRINGEA SPRINGG GEARC WASHER 2X3.5X0.3RF CLUTCH ASSYF BELT WFLYWHEEL ASSY(R)M BELT(C)M SP SCREWM MOUNT CBP SCREWASSY,MOTORB SCREWB3 LUGR/P HEAD TC-951 ,STEREOS SCREWA SPRINGSCREWHEAD MOUNTINGHP SPRINGH PANELMG ERASEM HEAD ARMMC SPRINGGP SPRINGSN PLATEG PLATE ASSYC WASHER 1.45 X3.8X0.5ASSY, PINCH ROLLERBASESW PLATEPUSH ARMLEVER PLATEPC SPRINGP LOCKERP SPRINGSP STOPPERRR LEVER SP LEVER SR LEVER SF LEVERSS LEVERPL LEVERSPL SPRING

FR SPRING

PS SPRING

C SCREW

-8-

EXPLODED VIEW(TAPE DECK MECHANISM)w

r.161

W—127

~128

~ 3130–* -–129

131—* ‘

132+ I ,~”

133–

152

158157

‘4159—

% —160

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—151

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121–

125—

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126—

-9-

EXPLODED VIEW(CD MECHANISM),_––––– -— ——. ___ __ _

7

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504—M

N.S. P : Not available as sevice parts.PARTS LIST

CD MECHANISM (CD94V5)REF. NO. PART NO.

6450252532501 6202228105502 6202228112503 6202232911504 6202232928505 6200218436506 4110199906

DESCRIPTIONCD MECHANISM CD94V5,13927800ASSY,MOTOR,2V,SPINDLE

ASSY,MOTOR,SLED,6VPWB,MOTORSWITCH, LEAF, LIMIT SWPLUG 6P,T0 CD MAIN P.W.B

SCR PAN PCS 1.7X3

-1o-

IC BLOCK DIAGRAM& DESCRIPTION%

IC106 LA6339L

I2.?0

W TuO?I Ol@ Ml wA. —

IC103 TA2068N

‘“ 1AUlc .

~EF, ~

uAMP

~ RADIO REC MiCTAPE LINE PLAY lNT/EXT

IC107 MLC4066B

h D SFD WC~~

IC108 LA4597

?DD CONT CONTIM)lJTOUT/lNbUI’’NlNm”NF

INPUT

GND

BIAS

BOOTSTRAP

Vcc

STANDBY

GND

BOOTSTRAP

BIAS

(6) +

ch Z

INPUT

~/lN;~CONT CONT

SWB B C

INM OUT/INNF

SWA

-11-

IC BLOCK DIAGRAM &

& IC102 LA1831

DESCRIPTION

2s

lCOOl AN8803SB

h=kl

INWT

em

IC109 & IC104 L7805CV

)

CurreoLimlte

r $

1L

OUTPUT

E3sl 45

No. Name L/o Function1 PD I Signal inputforLD output ~~nitor pD

2 LD o Connect to base of ext. Tr for LD driver3 LDON I ONIOFF changeover for LD APC4 LDP I Chan geover of APC ref. voltage5 Vcc - Power supply connect pin6 RF I Reverse input pin of RF AMP to connect resistor7 RFOUT o Output pin of RF AMP (reverse AMP)

8 RFIN I RF AGC input pin9 C.AGC - C connection pin for RF AGC loop filter10 ARF OR F output pin following to AGC11 C.ENV -c connection pin for RF12 C.EA -c connection pin for AMP13 C.SBDO -c connection pin for low speed det. for dark level DO &t.14 BDO OB DO det. output pin(positive logic)15 C.SBRT -c connection pin for low speed det. for OHR det.16 OFTR 00 FF TRACK det. output pin (positive logic)17 N RFDET OR F signal amplitude det. output pin(negafive logic)18 GND -G round pin.

-12- 1

IC BLOCK DIAGRAM & DESCRIPTION

IC105 MN150807PRD

No. Name lro Function

1 AMIFM I IF counter input terminal for AMIFM station

IF selection in DTS operation (FM = 10.7MHz

and fvlWILkVISW = 450kHz)

2 AVDD - Analog VDD

3 PKY o SUBQ CLK Pease connect this pinto

Alarm NSBT(pin 39) of MN150807

4 P911 o STRQIAGC

I-&I Buzzer Output pin for Tracking Error signal.

5 P92 o Power orJoff output; H: on

VDD - VDD(connect to +5V)

I# –“ SEGICOM o Configure as 4COM X 21 SEG

Vss - VSS(Connect to ground)?2

33-35 VLCD I VLCD input for LCD control

S8 VDD - VDD(Connect to +5V)

37 P&Y I Sterulby Key input

SIRQ

38-39 NSBW I Configure as shift buffer Innuit CD operation. It is

NSBT used to read Q-code from MN66271 RA.

SOCK and SUBO are connected NSBT and NSBI ,

respectively.

a RMIN(P60: I Remote control input.

41 ADIN3 I AREA Code input DTS operation.

42 ADIN2 I Synchro Rec.(CD modify)

43-44 ADINO -1 I Key input.

Pls.refer to key functions for further details

45 Vss - Ground.

46-47 Xvxo 1/0 To be connect to 150KHz crystal or

ceramic oscillator. This will be used as

source clock for audio DTS operation.

48 VDD - VDD(Connect to +5V)

49 Oscl I Connect to SMCK of MN66271 RA for

4,2336MHz if input clock.Pls. make sure

MSEK of MN66271 RA is connected to GND.

53 0SC2 I @n

51 Vss - Ground

9 IRST I Reset terminal

53 P52 I OpetiClose for top loading or close sw detect

for front loading.

zNo. Name

54 P51

E6 P50

56 P43

57 P42

58 P41

59 P40

a P31

61

e P13

63 P12

+=

64 PI 1

65 Plo

r% Po3

67 F02

I REST SW (CD module)

o Volume Up. Active high

o Volume Down. Active high

o MLD (CD module)

o M DATA (CD module)

o M CLK ( CD module)

o Tray closed

o BAND O

0 BAND 1

E8 I ml O lAudio mute

B m I O lTray open

70 P73 I Battery Input

71 P72 I LSD Input

72 P71 I Stereo/mono hvJut,Mono active low

73 I P70 I I Power SW select H:mesh SW, L:tacf sw

74-75 P83-82 I O I Function select :

P63/P82 = OO,CD is selected

P83/P82 = 01 ,Tuner is selected

P83/P82 = 10,Tape is selected

P83/P82 = 11,AUX is selected

76 P81 o CD RST (CD module)

77 P80 o Stereolfvlono request olp Stereo active low.

78 PDOI o Output terminal of phrase termmal and is

connected to the low pass filter of FM

79 PD02 o Output terminal of phrase terminal and is

m TEST - Connect to ground

81 AMLO I Input terminal of AM local oscillator

output(AM VCO include MW,LW and SW)

Q AVSS - Analog ground

63 FMLO I FM local oscillator input

84 AVSS - Analog ground

5 IGNDI

7 Reset output

8 GND

9 Motor driver 2 input

10 PC2 (power cut) input

11 Motor driver 1 input

12 PC1 (power cut) input-1

13 I power supply 1 for driver

14 IGND 1 for driver

15 I Motor driver 1 reverse outputI

16 Motor driver 4 fotward output

17 Motor driver 2 reverse output

18 Motor driver 2 forward output

19 ]Motor driver 3 reverse output

ZO IMotor driver 3 forward output

21 lMotor driver 4 reverse output

22 I Motor driver 4 forward output I23 ]GND 2 for driver

24 lPower supply 2 for driver

-13-

IC BLOCK DIAGRAM & DESCRIPTION

-,ICO02 MN66271 RA

wVssuwuiUvssl/Rst/Tt$T

F=lIW

TE

R$lw

L-J----

p--lILULIII

Irwu I’gn.)

~-jf - dj

J-Lp1,

1 1-1

J ,

‘!4SEW

w uLIW EHWti CUWIIIIIHTRL’IS

WET

WI!

/WWT

IWT

w

4 DVDD1 I Idigital power supply

5 DCSSI I digital ground

6 Tx o di9ital audio interiace output signal

7 MCLK I mi-con command clock signal input

8 MDATA I mi-con command data input

9 MLD I mi-con command load signal input

10 SENSE o sense signal output(OH, FESL, NACEND, NAJEND,

1 45 I IREF I I lbaaecarfy input signal I46 DRF I DSL bias terminal

47 DSLF 1/0DSL loop filter terminal

46 PLLF 1/0 PLL loop filter terminal

49 VCOF 1/0 VCO loop filter terminal

I 50 I AVDD2 I I Ianalog powersupply I

~

flLOCK O trackin servo leadsi nal

I subcode-Qre istrerextemal clock in ut

51 AVSS2 I analcg ground

62 EFM o EFM signal output

53 PCK o PLL clock output

54 PDO o EFM signal, PCK signal phase detect output

55 SUBC o subcode-serial output data

15 SUBQ o su&cda-Q coda output

16 DMUTE I muting input

17 STAT o status signal(CRC, CUE, CLVS, TTSTOP, FCLV)

18 /RST I reset input

19 SMCK o MSEL = H :8, 4672MHz clock signal output

SC.terminal

MSEL = L: 4, 2336MHz clock signal output

20 PMCK o 88.2KHz clock signal output

21 TRV o traverse outputI 62 I /CLDCK I (3 subcode-flame-clock signal f CLDCK=7.35KHZ

63 FCLK o Xtal. flame clock f FCLK=7.35KHZ

M IPFLAG o fl?fl n, ,+nnnf

E6 FLAG o &G CLVS o sDindle servo phas

’22 TVD o traverse drive output

a Pc o 0 spindle-motor ON signal

.24 ECM o spindle-motor drive signal 3-State

z ECS o spindle-motor drive signal

23 KICK o kick pulse output

se synchro status signal

I 67 1 CRC I O ICR

I 63 IDEMPH I O ldeemphasis detect signal

27 TRD o tracking drive output

a FOD o focus drive output

29 VREF I part of output DA refence voltage

m FBAL o fcas balance adjustment output

31 TBAL o tracking balance adjustment output

69 RESY o flame re-synchro signal

70 IRST2 1 reset terminal

7’1 /TEST 1 test terminal

72 AVDDI I analog power supply

73 0( }TL o 1 &l Outmil

I 3? I FE I I Ifocus error signal input I 74 AVSSI I Ianalog ground

75 OUTR O IR ch ~1ten,,+

76 RSEL I RF signal terminal

77 CSEL I Xtal, terminal

78 PSEL I test terminal

79 MSEL I SMCK terminal

m Sswl I S( JR(3 terminal

33 TE I tracking error signal IIIPUL

34 RFENV I RF envelops signal input

25 VDET I oscillations detect signal output

36 OFT I off-track stgr=l ~-.-,,+

---- -, :-—...

I 37 1 TRCRS I I track cross S,9,,~, ,,,P~,

3 /RFDET I I ]RF detect signal input I

.;””51 :...., ,+ I

39 I BDO i I Idrop-out signal input

40 LDON I O Iiaser ON signal output i

-14-

WIRING CONNECTION

CD MECHANISM~-~

CLOSEi P.W.B

\lTERY TERMINALW.B

m

:NP22B

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-CHPEAKER BOX

/ KEY P.W.B \

CONTROL P.W.B

~tiCD MAIN P.W.B

1

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Ill

CNP4A I APE DECK MECHANISM(5P)

v’

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RECSWITCH

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R-CHSPEAKER BOX

] I TUNEWAMPP.W.B

-15-

I

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WIRING DIAGRAM (TUNER/AMP)

——

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-18-

WIRING DIAGRAM (CD CONTROL &CD DISPLAY)

MODEL:s735 (CONTILm)

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!!&eo0:0:000000000000000

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WIRING DIAGRAM (CD MAIN)

w

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WIRING DIAGRAM (BATT,CD SW , REC SW , BACKUP A & BACKUP B)d

BATT , REC SW & CD SW

BACK UP A

BACK UP B

SuqbwoNov./ ’97 / 450 NS Printed in Japan

SANYO Technosound Co., Ltd.w–

Osaka, Japan