Sanyo Mcd-s735f User manual

IFILENo.

Service Manual CD Portable Audio

AM/FM Stereo

Cassette 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 x2, 4ohms

PIEZO X2

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

●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 6REAR CABINET mounting screws.(@)

3. Open the CASSETTE LID.(O)

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

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

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

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

MECHANISM. (@,@)

3. CD LID BLOCK

1. Remove the 2CD 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 aplastic 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

—

R11O

Q1 /—

TP-2

1. AM ADJUSTMENT Band switch :AM

Step Adjusting Connection SG Position of Adjust- VTVM

Circuit Input output Frequency tuning dial ment Oscilloscope

Closed the output IConnect sweep

~“ok”z 1‘ow“021A1

522 kHz 522 kHz L108 1.5- 2.OV

3coverge 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.

5TEST LOOP. speaker terminals. 14(

6Step 3: Repeat adjustments. I

04 k“z ]1404 k“z ICT102 iI

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

1and GND(E). AND PIN’ (E). 0

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

31.5- 2.OV

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

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

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

6Repeat adjustments.

-2-

TAPE DECK ADJUSTMENTS

1. HEAD REPLACEMENT

●After replacement, demagnetize the heads by using adegausser.

●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 across-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 aflat-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 NOTICE

EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE

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

OF SPECIAL SIGNIFICANCE. WHEN REPLACING ACOMPONENT 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 Oohm 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 &ACCESSORY

REF. NO. PART NO.

6450266232

6142919644

6142316832

6450278310

6450265914

6450266225

6142919460

A6450221576

6450263804

CABINET &CHASSIS

REF. NO.

15-1

15-2

31-1

37-1

PART NO.

6450266447

6450266119

6450278174

6450265952

6450265969

6450266454

6450266010

6450266027

6450266034

6450266041

6450266058

6450266065

6450266133

6450278198

6450278235

6450278204

6450278228

6450278259

6450278242

6450278549

6450266386

6450266409

6450265938

6450263941

6450266096

6450265853

6450265884

6450266256

6450251542

6450265990

6450252556

6450252570

6450252563

6450252600

DESCRIPTION

CUSHION BOTTOM

INSTRUCTION MANUAL,

152-57353-0225

LABEL, SAFETY,l 54-06601-005

LABEL RESET,REAR CAB

EPEFOAM SHEET, PACKING

CUSHION TOP

CARTON,l 53-57353-1225

AC LINE CORD SET

REMOCON,REMOTE CTL HANDSET

DESCRIPTION

ASSY,CASS LID

CASS DOOR SPRING, LID CASS

CABINET

ROTARY KNOB, VOLUME

ROTARY KNOB,TONE

ASSY,CASS GEAR

CASS BUITON REC

CASS BUTTON PLAY

CASS BUTTON REW

CASS BUITON FWD

CASS BUITON STOP/EJECT

CASS BUTTON PAUSE

MOUNTING BKT CASS BUTTON

PANEL FRONT

FUNCTION BUITON SET,

PSELECT/FM MODE/ BAN

CD DISPLAY LENS

CD BUTTON SET

MTG BKT CD KEY CTL BD,

CD KEY CTL BD TO CAB MTG

MTG BKT CD DEC PANEL,

CD MICOM CTL BD TO KEY B

ASSY,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 DOOR

CD DOOR BUTTON,OPEN

CD BRACKET 9503,CD MAIN

RUBBER CUSHION CD

SPECIAL SCR CD

REF. NO.

40 DESCRIPTION

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

41 6450266003

43 6450266393

44 6450266416

45 6450265839

FIXING PARTS

REF. NO. PART NO.

Yol 6450266195

Y02 6450278303

Y03 6450278280

Y04 6450183690

Y05 6450252365

Y06 6450171895

Y07 6450252372

Y08 6450266218

Y09 6450266218

Ylo 6450278297

Yll 6450269523

Y12 6450252426

Y13 6450252365

Y14 6450252402

Y15 6450266195

Y16 6450266195

Y17 6450252426

Y19 6450266164

Y20 6450266195

ELECTRIC-PART

REF. NO. PART NO.

22 6450215452

23 6450203473

27 6450203534

29 6450266140

PUSH BUTTON,BASS XPANDER

ASSY,BOX FRONT R

ASSY,BOX REAR R

LID BATTERY

DESCRIPTION

SCREW 3X12,CASS DOOR GEAR

SCR 3X8,CASS BUTTON BKT

SCR 3X12, FRONT PANEL TO CD BKT

SCREW, FRONT PANEL TO CD BKT

SCREW 3X8,CD KEY BD TO FRONT

PANEL

FIBRE,WASHER,PANEL FRONT

SCREW 3X8,SPK BOX L

SCREW 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 CD

BKT

SCREW 3X8, MIRC0 SW PCB TO CD

BKT

SCREW 2X8,CD BRACKET 9503

SCREW 3X12,CD BD TO CD BKT

SCREW 3X1 2,AC SOCKET

SCREW 3X12,PWR TRANS

SCREW 2X4,R IPBD

SCREW 3X12, C-MECHA

DESCRIPTION

5SPEAKER,SPK L/SPK R

PIEZO BUZZER,SPK L/SPK R

ROD ANTENNA

ROD ANT CONNECTING WIRE,

FOR CAB REAR

‘&

CD SUB P.W.BOARD ASSY

REF. NO. PART NO. DESCRIPTION

6142970829 ASSY PWB CD SUB

Q9001 6450277849 TR DTC124ES

Q9002 6450277849 TR DTC124ES

-5-

PARTS LIST

AMP-TU P.W. BOARD ASSY.

REF. NO.

ACOOl

C0122

C0127

C0132

C0148

C0167

C0170

C0171

CO172

uC0174

C0178

C0224

C0225

C0226

C0227

C0228

C0229

C0231

C0232

C0238

C0239

C0246

C0247

C0276

CF101

CF102

CF103

CF104

CN101

CN102

CN202

CN205

wCN207

CN208

CR101

CT101

CT102

DO1O1

DO1O2

DO103

DO1O4

DO1O5

DO1O6

DO107

DO1O8

DO11O

DO111

D0116

D0117

DO118

D0119

D0120

D0121

D0122

*D0123

PART NO.

6142948026

6450278341

6450265679

6450161971

6450266171

6450266546

6450277795

6450266522

6450203503

6450141355

A6450221590

4030621105

4030619003

4030594409

4030608908

4030581904

4030606904

4030581904

4030608908

4030606904

4030630800

4030606904

4030630800

4030596908

4030573800

4030568905

4030586008

4030594409

6142293805

6450277672

6450067624

6450265617

6450172045

6450251917

6450277658

6450114533

6450114670

6450166495

6450168956

6450277573

6450168956

6450277580

6450277566

6450168956

6450169236

DESCRIPTION

ASSY,PWB,AMP-TU

ASSY,BARANT

BARANTENNAHOLDER

FERRITE BAR

SCREW3X8

SCREW2.6X5,FOR Q126

RUBBER,PCBCAP

CABINET MOUNTING PLATE,

FOR Q126

TEST PINS

EYELET

ACSOCKET,VDE APP

POLYESTER 0.047UM50V

POLYESTER4700P M50V

POLYESTER2200P M50V

POLYESTER 0.033UM50V

POLYESTER 1500P M50V

POLYESTER3300P M50V

POLYESTER 1500P M50V

POLYESTER 0.033UM50V

POLYESTER3300P M50V

POLYESTER6800P M50V

POLYESTER3300P M50V

POLYESTER6800P M50V

POLYESTER 0.022UM50V

POLYESTER 0.1UM50V

POLYESTER 1OOOPM50V

POLYESTERO.15U M50V

POLYESTER2200P M50V

FILTER

CERAMIC FILTER

DISCR,CERAMIC

5P WAFER,PIR SW104 A,B

4PWAFER,RIPHEAD

4PWAFER,LEAF SWIMOTOR

3P WAFER

2PWAFER,SPK

CERAMIC RESONATOR

TRIMMER

TRIMM’q

SW DIODE

TUNINGDIODESVC 201SPA

SW DIODE

TUNINGDIODESVC 344AA

ZENERDIODE5.6V

SW DIODE

REF.NO.

D0124

D0125

D0126

D0127

DO128

DO131

DO135

D0136

D0137

D0139

D0140

D0141

D0142

D0143

DO147

D0148

D0149

D0150

D0151

DO158

D0160

DO170

DO172

DO175

D0177

D0178

D0179

D0181

D0182

FHOO1

FUOO1

FUO02

HSOO1

Iclol

IC102

IC103

Icl 04

IC107

IC108

Icl 09

JK101

LO1O1

LO102

LO103

LO104

LO1O5

LO1O6

LO1O7

LO1O8

PTOO1

Qolol

QO102

QO1O3

QO1O4

QO105

QO106

QO1O7

QO108

QO112

Q0113

Q0114

Q0118

Q0119

Q0120

PART NO.

6450169236

6450168956

6450268571

6450169250

6450168956

6450279836

6450169250

6450168956

6450169250

6450168956

6450169250

6450168956

6450169250

6450168956

6450142246

A6450267918

A6450267925

6450265723

6450277429

6450277436

6450203237

6450277467

6450277450

6450277443

6450268809

6450277467

6450277450

6450169328

6450114458

6450141089

6450141072

6450166518

6450141065

6450277597

6450277603

A6450278457

6450169212

6450161841

6450169212

6450169205

6450251665

6450161841

6450169205

DESCRIPTION

SW DIODE

SW DIODESB1O-O3A3-BT

RECTIFIER

SW DIODE

ZENERDIODE1OV

RECTIFIER

SW DIODE

RECTIFIER

SW DIODE

RECTIFIER

SW DIODE

RECTIFIER

SW DIODE

FUSE HOLDER

2AAPPFUSE,SEMK0 APP

PROTECTOR,AXIAL LEADS

HEATSINKS730

ICLAI186N

ICLA1831

ICTA2068N

ICNJM78M05FA

ICL7805CV

ICMLC4066B,IC1O7 l-3RADi0/TAPE /

ICLA4597

ICNJM78M05FA

IC L7805CV

ST. PHONE JACK

VHF COIL

FM COIL

CHOKE COIL

FM COIL

AM COIL

OSC COIL

X’FORMER T48-0264N

TRANSISTOR

TR 2SC3330U

TRANSISTOR

-6-

PARTS LIST

REF. NO.

Q0121

Q0124

Q0125

Q0126

Q0130

Q0131

Q0132

QO133

Q0150

Q0151

Q0155

Q0156

Q0159

QO160

R0271

R0272

R0277

Swl 01

Swl 02

Swl 03

SW21 o

TO1O1

TO1O2

TO1O3

VOLO1

VOL02

PART NO.

6450169205

6450251658

6450269530

6450169205

6450277511

6450251665

6450277504

6450277511

6450277535

4020711304

4020045805

6450161896

6450265563

6450251795

6450277634

6450277627

6450277610

6450141058

6450219931

6450203312

DESCRIPTION

TRANSISTOR

TR2SD1936-U-AC

TR2SD2061F

TRANSISTOR

TR2SB927-S-AE

TR2SC3330U

TRDTA114YS

TR 2SB927-S-AE

TRDTC144EF

FUSIBLERES 2.2JA l/4W

FUSIBLE RES27J- l/4W

SWITCH,BEATCUT 123

SWITCH EX-13G(A),

DBBs/oN/oFFswlo2A,B

SWITCH SKU-43D08-G8-NS,

TAPE IRADIO ICD SW103A

SWITCH, TACT, RESET SW

I!=r

Ii=r

BIAEJOSC,AC BIAS

ROTARY VR,VOL 1A,B

VR.ROTARY,VOL 2A,B

CD MAIN P.W.BOARD ASSY.

REF. NO.

COO06

COO16

CO018

CO020

CO023

CO032

CO034

CO036

CO037

CO047

CO048

CO052

CO059

CFOO1

CNOO1

CNO03

CNO04

CNO05

CNO06

CNO07

CNO08

CNO1O

DOOO1

DOO02

DOO03

Icool

ICO02

ICO03

LOOOI

LOO02

LOO03

QOOO1

QOO02

QOO03

QOO04

QOO05

PART NO. DESCRIPTION

6142944226 ASSY,PWB,CD MAIN

4030603101 POLYESTER 0.027U M50V

4030619003 POLYESTER 4700P M50V

4030596908 POLYESTER 0.022U M50V

4030621105 POLYESTER 0.047U M50V

4030636505 POLYESTER 8200P M50V

4030625905 POLYESTER 5600P M50V

4030598902 POLYESTER 0.22U M50V

4030568905 POLYESTER 1000P M50V

4030598902 POLYESTER 0.22U M50V

6450252051 CERAMIC RESONATOR

6450251924 5P WAFER

6450114588 8P WAFER

6450169342 2P WAFER

6450277665 7P WAFER

6450114588 8P WAFER

6450172045 4P WAFER

6450169359 3P WAFER

6450172052 6P WAFER

6450168956 SW DIODE

6450277481 IC AN8803SB

6450277498 IC MN66271 RA

6450277474 IC AN8389S

6450215438 AXIAL INDUCTOR 10UH

6450273056 TR 2SB808F-SPA

6450277542 TR2SC1740SR

4050037702 TR 2SA1 346

6450277528 TR DTA124ES

REF. NO. PART NO. DESCRIPTION *

QOO06 6450273162 TR 2SD400-F-MPC

Zoool 6450277566 ZENER DIODE 5.6V

CD CONTROL P.W.BOARD ASSY.

REF. NO.

CO142

C0143

C0201

C0202

C0203

C0211

C0212

CN302

CN303

CN305

CN306

CN307

CR102

CRI03

DO130

D0145

D0154

DO155

DO156

D0161

D0173

DO174

D0176

IC105

LO11O

LO111

QO1O9

QO11O

QO123

Q0136

Q0137

Q0138

Q0140

Q0142

Q0143

QO152

QO153

Q0154

CD DISPLAY P.W.BOARD ASSY.

REF. NO. PART NO.

62 6142948095

PART NO. DESCRIPTION

6142948088 ASSY,PWB,CD CONTROL,

MICOM CTL BD 9KHZ

6450278006 SHIELD PAPER, FOR MICOM BD

6450278273 RUBBER, MICOM PCB

4030866704 NP-ELECT 3.3U M50V

4030630800 POLYESTER 6800P M50V

4030571202 POLYESTER O.OIU M50V

4030571202 POLYESTER O,OIU M50V

6450161964 10P WAFER

6450277900 13P WAFER

6450277887 7P WAFER

6450277894 8P WAFER

6450141218 2P WAFFR H-TYPE

6450277993 CERAMIC RESONATOR

6450282430 CRYSTAL

6450168956 SW DIODE

6450277818 IC MN150807PRD

6450209321 CHOKE COILS

6450251665 TR 2SC3330U

6450277849 TR DTC124ES

6450277832 TR DTA1 14ES

6450277535 TR DTC144EF

6450169205 TRANSISTOR

6450277849 TR DTC124ES

6450277825 TR DTA144ELA

6450277849 TR DTC124ES

6450277948

6450277870

6450278266

DO162 6450168956

DO163 6450168956

IC106 6450277801

IC301 6450277931

LC101 6450277788

LEDO1 6450277856

Q0129 6450161841

QO134 6450277849

QO135 6450277849

Q0141 6450169205

Q0301 6450169205

-7-

DESCRIPTION

ASSY,PWB,CD DISPLAY,

CD KEY CTL BD

RUBBER,CD KEY PCB

5P WAFER, CN203,

DISPLAY PCB TO CT

RUBBER, LCD DISPLAY

SW DIODE

IC LA6339L

OPTIC RECEIVER MODULE,

REMOTE SENSOR

LCD DISPLAY

LED SEL-231OG

TRANSISTOR

TR DTC124ES

TRANSISTOR

PARTS LIST

uREF. NO.

Q0302

Q0303

SW201

SW202

SW203

SW204

SW205

SW206

SW207

SW208

SW209

PART NO. DESCRIPTION

6450169205 TRANSISTOR

6450277863 SWITCH EVQ-QS205K,FM IMODE

6450277863 SWITCH EVQ-QS205K,SKIP TU /DN

6450277863 SWITCH EVQ-QS205K,SKIP TU /UP

6450277863 SWITCH EVQ-QS205K,STOP /CLEAR

6450277863 SWITCH EVQ-QS205K,

REPEAT /INTRO

6450277863 SWITCH EVQ-QS205K,BAND

6450277863 SWITCH EVQ-QS205K,PLAY IPAUSE

6450277863 SWITCH EVQ-QS205K,M UP

6450277863 SWITCH EVQ-QS205K,

PROG IMEMORY

BACK UP AP.W.BOARD ASSY.

REF. NO. PART NO. DESCRIPTION

6142944288 ASSY,PWB,BACK UP A

~BACK UP BP.W.BOARD ASSY.

REF. NO. PART NO. DESCRIPTION

6142962107 ASSY,PWB,BACK UP B

6450277771 BATT. CONTACT SPRING(-), DPC-l 81

BATTERY P.W. BOARD ASSY.

REF. NO. PART NO. DESCRIPTION

63 6142933244 ASSY, PWB,BATT

6450203206 BATTERY TERMINAL SPRING,( - )

REC SW P.W.BOARD ASSY.

REF. NO. PART NO. DESCRIPTION

66 6142933268 ASSY,PWB, REC SW

SWO04 6450209352 PUSE SWITCH, RECORDING SW

CD SW P.W. BOARD ASSY.

REF. NO. PART NO. DESCRIPTION

64 6142933251 ASSY,PWB,CD SW

SWO05 6450251818 MICRO SW LF-101-O,CD SW

TAPE DECK MECHANISM (TK20FX-S81 1-9)

REF. NO.

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

PART NO.

6450137938

6450115707

6450115479

6450115714

6450115509

6450115486

6450115462

6450115967

6450115653

6450115752

6450116001

6450115899

6450115608

6450115844

6450115622

6450115592

6450115677

6450115981

6450115516

6450115813

6450115738

6450238062

6450115769

6450115721

6450115776

6450252617

6450115875

6450115929

6450252518

6450146756

6450115554

6450137945

6450115530

6450115523

6450115493

6450165252

6450115547

6450115615

6450137921

6450115684

6450115691

6450115998

6450115660

6450115646

6450115578

6450115820

6450115561

6450115585

6450115912

6450115868

6450115851

6450115936

6450191176

6450191169

6450115950

6450137914

6450115974

6450115639

6450115882

6450115905

6450146763

DESCRIPTION

SHUB

BSPRING

RS ARM

TAKE UP REEL ASSY

DETECTION

FF GEAR

PPLATE S

CSCREW 2X3

FRAME ASSY

ESLIDER S

PB SCREW

CT SCREW 2X4.5

PSL SPRING

SWITCH, MSW-1541T,PLAY

RR SPRING

EA SPRING

GGEAR

CWASHER 2X3.5X0.3

RF CLUTCH ASSY

FBELT W

FLYWHEEL ASSY(R)

MBELT(C)

MSP SCREW

MMOUNT C

BP SCREW

ASSY,MOTOR

BSCREW

B3 LUG

R/P HEAD TC-951 ,STEREO

SSCREW

ASPRING

SCREW

HEAD MOUNTING

HP SPRING

HPANEL

MG ERASE

MHEAD ARM

MC SPRING

GP SPRING

SN PLATE

GPLATE ASSY

CWASHER 1.45 X3.8X0.5

ASSY, PINCH ROLLER

BASE

SW PLATE

PUSH ARM

LEVER PLATE

PC SPRING

PLOCKER

PSPRING

SP STOPPER

RR LEVER S

PLEVER S

RLEVER S

FLEVERS

SLEVER

PL LEVERS

PL SPRING

FR SPRING

PS SPRING

CSCREW

-8-

EXPLODED VIEW(TAPE DECK MECHANISM) w

161

W—127

~128

130–* -–129

131—* ‘

132+ I,~”

133–

152

158 157

‘4

159—

%—160

,,/

—150

—151

4J-

–103

lol —&)

104

lo2—&’ \%=’ —105

III dO-118

)

1’

120—

121–

125—

“

‘Q 0

126—

-9-

EXPLODED VIEW(CD MECHANISM)

,_––––– -

———. ___ __ _ 7

A—

504—M

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

PARTS LIST

CD MECHANISM (CD94V5)

REF. NO. PART NO.

6450252532

501 6202228105

502 6202228112

503 6202232911

504 6202232928

505 6200218436

506 4110199906

DESCRIPTION

CD MECHANISM CD94V5,13927800

ASSY,MOTOR,2V,SPINDLE

ASSY,MOTOR,SLED,6V

PWB,MOTOR

SWITCH, LEAF, LIMIT SW

PLUG 6P,T0 CD MAIN P.W.B

SCR PAN PCS 1.7X3

-1o-

IC BLOCK DIAGRAM& DESCRIPTION %

IC106 LA6339L

I2.?0

WTuO?I Ol@ Ml w

A. —

IC103 TA2068N

‘“ 1

AUlc .

~EF, ~

AMP

~RADIO REC MiC

TAPE LINE PLAY lNT/EXT

IC107 MLC4066B

hD SFD WC

IC108 LA4597

?DD CONT CONTIM)lJTOUT/lNbUI’’NlNm”

INPUT

GND

BIAS

BOOT

STRAP

Vcc

STAND

GND

BOOT

STRAP

BIAS

(6)+

ch Z

INPUT

~/lN;~CONT CONT

SWB B C

INM OUT/IN

NF SWA

-11-

IC BLOCK DIAGRAM &

&IC102 LA1831

DESCRIPTION

lCOOl AN8803SB

h=kl

INWT

IC109 &IC104 L7805CV

)

Curreo

Limlte

OUTPUT

E3sl 4

No. Name L/o Function

1PD ISignal inputforLDoutput ~~nitor pD

2LD oConnect to base of ext. Tr for LD driver

3LDON IONIOFF changeover for LD APC

4LDP IChan geover of APC ref. voltage

5Vcc -Power supply connect pin

6RF IReverse input pin of RF AMP to connect resistor

7RFOUT oOutput pin of RF AMP (reverse AMP)

8RFIN IRF AGC input pin

9C.AGC -Cconnection pin for RF AGC loop filter

10 ARF OR Foutput pin following to AGC

11 C.ENV -c connection pin for RF

12 C.EA -c connection pin for AMP

13 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 NRFDET OR Fsignal amplitude det. output pin(negafive logic)

18 GND -G round pin.

-12-

IC BLOCK DIAGRAM &DESCRIPTION

IC105 MN150807PRD

No. Name lro Function

1AMIFM IIF counter input terminal for AMIFM station

IF selection in DTS operation (FM =10.7MHz

and fvlWILkVISW =450kHz)

2AVDD -Analog VDD

3PKY oSUBQ CLK Pease connect this pinto

Alarm NSBT(pin 39) of MN150807

4P911 oSTRQIAGC

I-&

IBuzzer Output pin for Tracking Error signal.

5P92 oPower orJoff output; H: on

VDD -VDD(connect to +5V)

I#–“ SEGICOM oConfigure as 4COM X21 SEG

Vss -VSS(Connect to ground)

33-35 VLCD IVLCD input for LCD control

S8 VDD -VDD(Connect to +5V)

37 P&Y ISterulby Key input

SIRQ

38-39 NSBW IConfigure 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.

aRMIN(P60: IRemote control input.

41 ADIN3 IAREA Code input DTS operation.

42 ADIN2 ISynchro Rec.(CD modify)

43-44 ADINO -1 IKey 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 IConnect 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

9IRST IReset terminal

53 P52 IOpetiClose for top loading or close sw detect

for front loading.

No. Name

54 P51

E6 P50

56 P43

57 P42

58 P41

59 P40

aP31

eP13

63 P12

64 PI 1

65 Plo

r% Po3

67 F02

IREST SW (CD module)

oVolume Up. Active high

oVolume Down. Active high

oMLD (CD module)

oMDATA (CD module)

oMCLK (CD module)

oTray closed

oBAND O

0BAND 1

E8 Iml OlAudio mute

BmIOlTray open

70 P73 IBattery Input

71 P72 ILSD Input

72 P71 IStereo/mono hvJut,Mono active low

73 IP70 IIPower SW select H:mesh SW, L:tacf sw

74-75 P83-82 IOIFunction select :

P63/P82 =OO,CDis selected

P83/P82 =01,Tuner is selected

P83/P82 =10,Tape is selected

P83/P82 =11,AUX is selected

76 P81 oCD RST (CD module)

77 P80 oStereolfvlono request olp Stereo active low.

78 PDOI oOutput terminal of phrase termmal and is

connected to the low pass filter of FM

79 PD02 oOutput terminal of phrase terminal and is

mTEST -Connect to ground

81 AMLO IInput terminal of AM local oscillator

output(AM VCO include MW,LW and SW)

QAVSS -Analog ground

63 FMLO IFM local oscillator input

84 AVSS -Analog ground

5IGND I

7Reset output

8GND

9Motor driver 2input

10 PC2 (power cut) input

11 Motor driver 1input

12 PC1 (power cut) input -1

13 Ipower supply 1for driver

14 IGND 1for driver

15 IMotor driver 1reverse output I

16 Motor driver 4fotward output

17 Motor driver 2reverse output

18 Motor driver 2forward output

19 ]Motor driver 3reverse output

ZO IMotor driver 3forward output

21 lMotor driver 4reverse output

22 IMotor driver 4forward output I

23 ]GND 2for driver

24 lPower supply 2for driver

-13-

IC BLOCK DIAGRAM &DESCRIPTION

-, ICO02 MN66271 RA

Vss

uwui

Uvssl

/Rst

/Tt$T F=l

R$lw L-J----

p--l

ILULIII

Irwu I’g

n.)

~-jf -dj

J-L

1, 1 1

-1

J ,

‘!4

SEW

LIW EHWti CUWIIIIIH

TRL’IS

WET

WI!

/WWT

IWT

4DVDD1 IIdigital power supply

5DCSSI Idigital ground

6Tx odi9ital audio interiace output signal

7MCLK Imi-con command clock signal input

8MDATA Imi-con command data input

9MLD Imi-con command load signal input

10 SENSE osense signal output(OH, FESL, NACEND, NAJEND,

145 IIREF IIlbaaecarfy input signal I

46 DRF IDSL 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

I50 IAVDD2 I I Ianalog powersupply I

flLOCK Otrackin servo leadsi nal

Isubcode-Qre istrerextemal clock in ut

51 AVSS2 Ianalcg ground

62 EFM oEFM signal output

53 PCK oPLL clock output

54 PDO oEFMsignal, PCK signal phase detect output

55 SUBC osubcode-serial output data

15 SUBQ osu&cda-Q coda output

16 DMUTE Imuting input

17 STAT ostatus signal(CRC, CUE, CLVS, TTSTOP, FCLV)

18 /RST Ireset input

19 SMCK oMSEL =H:8, 4672MHz clock signal output SC.terminal

MSEL =L: 4, 2336MHz clock signal output

20 PMCK o88.2KHz clock signal output

21 TRV otraverse output I62 I/CLDCK I(3subcode-flame-clock signal fCLDCK=7.35KHZ

63 FCLK oXtal. flame clock fFCLK=7.35KHZ

MIPFLAG ofl?fl n,,+nnnf

E6 FLAG o&

GCLVS osDindle servo phas

’22 TVD otraverse drive output

aPc o0spindle-motor ON signal

.24 ECM ospindle-motor drive signal 3-State

zECS ospindle-motor drive signal

23 KICK okick pulse output

se synchro status signal

I67 1CRC IOICR

I63 IDEMPH IOldeemphasis detect signal

27 TRD otracking drive output

aFOD ofocus drive output

29 VREF Ipart of output DA refence voltage

mFBAL ofcas balance adjustment output

31 TBAL otracking balance adjustment output

69 RESY oflame re-synchro signal

70 IRST2 1reset terminal

7’1 /TEST 1test terminal

72 AVDDI Ianalog power supply

73 0( }TL o 1 &l Outmil

I3? IFE II Ifocus error signal input I74 AVSSI IIanalog ground

75 OUTR OIRch ~1ten,,+

76 RSEL IRF signal terminal

77 CSEL IXtal, terminal

78 PSEL I test terminal

79 MSEL ISMCK terminal

mSswl IS( JR(3terminal

33 TE Itracking error signal IIIPUL

34 RFENV IRF envelops signal input

25 VDET Ioscillations detect signal output

36 OFT Ioff-track stgr=l ~-.-,,+

-----, :-—...

I37 1TRCRS IItrack cross S,9,,~, ,,,P~,

3/RFDET I I ]RF detect signal input I

.;””51 :...., ,+ I

39 IBDO iI Idrop-out signal input

40 LDON IOIiaser ON signal output i

-14-

WIRING CONNECTION

CD MECHANISM

~-~

iP.W.B

\lTERY TERMINAL

W.B

:NP22B

—.—

-CH

PEAKER BOX

/KEY P.W.B \

CONTROL P.W.B

~ti CD MAIN P.W.B 1

Ill

CNP4A IAPE DECK MECHANISM

(5P)

v’

. . @

#SWITCH

REC

SWITCH ~

R-CH

SPEAKER BOX

]ITUNEWAMPP.W.B

-15-

r, ,.,. . .

-&l 8111111 I I J J J J J“-

,.,.

‘.“.

,.” ,“,

—Ed=== 1

Ill II 111

ii i II I I

——

IIc

I I I

r. %d ‘“- “i9%-’

,,.,..

WIRING DIAGRAM (TUNER/AMP)

——

-18-

WIRING DIAGRAM (CD CONTROL &CD DISPLAY)

MODEL:s735 (CONTILm)

\,-..

1’

“’”

-19-

“,

[

~a+ p=.J .I.J-J””I

khdmo-u’” I

,- ,.

motIL

sEj

azi

,.-. . .

H-l-Ma H’-”””‘-iwI

-K---I

;IJ J.

(.!%0’9 III1

II1f---l

—1

–i- 11

—

w“” ?g

,,, ,,—

+-lt---~s

---d ‘“---–-

I1+I,.L-

—,, I

---1

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