Sanyo MCDS-935-F Service manual

Download

FILE NO.

Service Manual

CD Portable Radio Cassette Recorder

CONTENTS

Laser beam safety precaution..........................................1

Wiring Connection...........................................................2

Tuner Adjustments ........................................................... 3

Exploded View (Cabinet & Chassis) ................................5

Parts List .......................................................................... 6

IC Block Diagram & Description.......................................8

Wiring Diagram (BATTERY, CD SW, CASS).................13

Schematic Diagram (Main) .............................................. 14

Schematic Diagram (CD MAIN) ....................................... 16

Wiring Diagram (CD MAIN)............................................18

Wiring Diagram (DISPLAY)............................................Rear

MCD-S935F (AU) (XE)

PRODUCT CODE No. 164 126 01 XE 164 126 02 AU

REFERENCE No. SM5810655

LASER BEAM SAFETY PRECAUTION

• Pick-up that emits a laser beam is used in this CD player section.

CAUTION :

USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE

CLASS 1 LASER PRODUCT

LUOKAN 1 LASERLAITE

KLASS 1 LASERAPPARAT

LASER OUTPUT..........0.6 mW Max. (CW)

WAVELENGTH ............. 790 nm

CAUTION-INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCKS DEFEATED. AVOID EXPOSURE TO BEAM.

ADVARSEL-USYNLIG LASER STRÅLING VED ÅBNING, NÅR SIKKERHEDSAFBRYDERE ER UDE AF FUNKTION, UNDGÅ UDS ÆTTELSE FOR STRÅLING.

VARNING-OSYNLIG LASER STRÅLNING NÄR DENNA DEL ÄR ÖPPNAD OCH SPÄRR ÄR URKOPPLAD. STRÅLEN ÄR FARLIG.

VORSICHT! -UNSICHTBARE LASERSTRAHLUNG TRITT AUS, WENN DECKEL GEÖFFNET UND ENN SICHERHEITSVERRIEGELUNG ÜBERBRÜCKT IST. NICHT, DEM STRAHL AUSSETZEN.

VARO !-Avattaessa ja suojalukitus ohitettaessa olet alttiina näkymättömälle lasersäteilylle. Älä katso säteeseen.

- 1 -

WIRING CONNECTION

This is a basic wiring connection .

- 2 -

TUNER ADJUSTMENTS

Part Location

TC801 T801 T802 L803 TC802 L802

(1). AM TRACKING ADJUSTMENT

Signal Generator ...... Connects to the AM ANT. Coil througt the loop antenna.

Adjust for the indication of VTVM of the wave form scope to be maximum.

AM-SG

AC EVM

OUT

AM LOOP ANT

60cm

(FIG.4)

OSCILLOSCOPE

(USA)

BANDAMSTEP

SING.

FRE.

600KHz

1400KHz

REPEAT STEP 4 AND 5 SEVERAL TIMES

ADJUST FOR

MAXIMUM

SENSITIVITY

MAXIMUM

SENSITIVITY

(2). FM RF TRACKING ADJUSTMENT

Signal Generator ...... Connects to the FM ANT JACK (FM IN) through the dummy.

FM-SG

75 OHM

FM ANT

AC EVM

OUTPUT

OSCILLOSCOPE

BANDFMSTEP

SING.

FRE.

90MHz

106MHz

REPEAT STEP 1 AND 2 SEVERAL TIMES

ADJUST FOR

MAXIMUM

SENSITIVITY

MAXIMUM

SENSITIVITY

ADJUSTMENT

L805

(ANT COIL)

TC801

ADJUSTMENT

L802

TC802

(FIG.5)

- 3 -

TUNER ADJUSTMENTS

(3). AM IF ADJUSTMENT

AM LOOP ANT

IC301 18PIN

(4). FM IF ADJUSTMENT

0.1U

(FIG.1)

450 KHz

BAND

MW-IF

STEP1SING.

FRE.

450KHz

RADIO

SETTING

ADJUST-

MENT

T802

REMARKS

ADJUST FOR

BEST IF WAVE

FORM

300PF

0.1U

(FIG.2)

10.5MHz

10.7

10.9

WAVE FORM

(MHZ)

(5). TUNING FREQUENCY RANGE ADJUSTMENT

FM-SG

75 OHM

FM BAND

CD VOLTAGE METER

R803

OUTPUT

FM ANT

OSCILLOSCOPE

BAND

FM-IF

STEP1SING.

FRE.

10.7MHz

RADIO

SETTING

ADJUST-

MENT

- - - -

(USA)

FM Band: Set the internal modulation of Singnal generator to 1 KHz Dev. 22.5KHz

NO.

BAND

SING.

ADJUST FOR

FRE.

87.5MHz

CHECK

1.4V~1.5V

107.9MHz

CHECK

5.0V~5.5V

REPEAT STEP 1 AND 2 SEVERAL TIMES

REMARKS

- - - -

ADJUSTMENT

L803

- - - -

AM-SG

AM LOOP ANT

60cm

AM BAND

CD VOLTAGE METER

R803

OUTPUT

(FIG.3)

OSCILLOSCOPE

AM Band: Set the internal modulation of Singnal generator to 30% 1KHz

NO.

BAND

SING.

ADJUST FOR

FRE.

520KHz

CHCK

1.5V~1.6V

1710KHz

CHECK

8V~8.5V

REPEAT STEP 4 AND 5 SEVERAL TIMES

- 4 -

ADJUSTMENT

T801

- - - -

EXPLODED VIEW(CABINET & CHASSIS)

Y01

Y03

Y02

Y03

Y07

Y08

Y09

Y11

Y25

Y26

Y12

Y13

Y14

Y15

Y17

Y18

Y19

Y20

Y21

Y22

Y23

Y24

Y10

Y05

Y06

Y04

Y27

21A

- 5 -

PARTS LIST

PRODUCT SAFETY NOTICE

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

THE IEC SYMBOL 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.

PACKING & ACCESSORIES

REF.NO. PART NO. DESCRIPTION

! !!

CABINET & CHASSIS

REF.NO. PART NO. DESCRIPTION

1 645 060 2917 CASS DOOR COVER 2 645 060 2665 CASS DOOR LENS 3 645 060 2641 LID CASS 4 645 060 2900 CASS DOOR BKT 5 645 049 6240 CASS DOOR SPRING 6 645 060 2726 VOLUME KNOB,ROTARY 7 645 060 2634 FRONT PANEL 8 645 060 2870 VOLUME KNOB RING,

9 645 060 2887 TUNING KNOB RING,

10 645 073 6186 ASSY CABINET FRONT 11 645 026 6454 ASSY,CASS GEAR 12 645 060 2788 TUNING BUTTON,UP/DOWN 13 645 060 2689 REMOTE SENSOR LENS 14 645 060 2757 PRESET BUTTON 15 645 060 2764 BAND BUTTON 16 645 060 2740 STOP/CLEAR BUTTON 17 645 060 2771 PLAY/PAUSE BUTTON 18 645 060 2801 CTL BUTTON SET,

19 645 060 2733 SLIDE KNOB,

20 645 060 2795 BASS BUTTON 21A 645 069 2956 ASSY CASS BUTTON 21 645 060 2818 CASS BUTTON REC 22 645 060 2825 CASS BUTTON PLAY 23 645 060 2832 CASS BUTTON REW 24 645 060 2849 CASS BUTTON FFWD 25 645 060 2856 CASS BUTTON STOP/EJE 26 645 060 2863 CASS BUTTON PAUSE 27 645 049 6257 CASS BUTTON SHAFT 28 645 026 5686 RECORDING BRACKET,

29 645 049 6486 HARD RUBBER,NO:RY-105112 DA11 30 645 049 6479 SOFT RUBBER,NO:RY-105118 DA11 31 645 025 2556 CD BRACKET 9503 32 645 025 1542 ASSY,GEAR CD DOOR 33 645 054 0066 CD BRACKET,

34 645 049 6493 CD DOOR SPRING,S925 35 645 069 3038 SW CD LOCKER 36 645 069 3120 MAGNET CHUCK PLATE

IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY

Regular type resistors are less than 1/4W carbon type and 0 ohm chip resistors. Regular type capacitors are less than 50V and less than 1000µF of Ceramic type and Electrolytic type.

REF.NO. PART NO. DESCRIPTION

37 645 060 2658 LID CD

645 069 4929 INSTRUCTION MANUAL(XE) 645 069 4912 INSTRUCTION MANUAL(AU) 645 020 3626 POLBAG,FOR AC CORD 645 060 2948 POLYFOAM BOTTOM 645 060 2931 POLYFOAM TOP 645 073 6346 POP CARD 645 047 8703 REMOTE CONTROL,

REMOTE CTL HANDSET 645 073 6261 AC CORD SET,SAA(AU) 645 037 8454 AC LINE CORD,VDE(XE) 645 073 6315 CARTON BOX(AU) 645 073 6322 CARTON BOX(XE)

38 645 025 2549 MAGNET NMB FERRITE CORES 39 645 060 3044 CD MAGNET COVER TOP 40 645 060 2894 CD TUN PLATE,TUN COVER 41 645 060 2672 CD DOOR LENS 42 645 049 6264 BKT PCB MOUNTING,MAIN PCB 43 645 049 6042 BATT COVER PLATE,REAR CAB 44 645 053 9565 ASSY CABINET REAR 45 645 060 2580 BATTERY SPRING ( - ),S925 46 645 053 9862 LID BATTERY 47 645 053 9893 HANDLE 49 645 060 2429 ASSY BOX FRONT 50 645 060 2436 ASSY BOX REAR L 51 645 060 2443 ASSY BOX REAR R 52 645 069 3113 CD MECHANISM DA11V 53 645 060 2467 ASSY SPEAKER BOX L 54 645 060 2474 ASSY SPEAKER BOX R 55 645 069 3045 CASS MECHANISM,

WS-21F DT821 (H) 12V

FIXING PARTS

REF.NO. PART NO. DESCRIPTION

Y01 645 025 2365 SCREW 3X8,CASS EJECT GEAR Y02 645 016 5078 SCREW,CASS LID

VOLUME KNOB BKT

TUNING KNOB BKT

REPEAT/FM MODE/MEMORY

FUNTION CD/TAPE/RADIO

CASS MECHA

NEVER TOUCH THE LENS

Y03 645 025 2365 SCREW 3X8 Y04 645 025 2365 SCREW 3X8 Y05 645 025 2365 SCREW 3X8 Y06 645 014 1911 SCREW,CD KEY BD TO F PANEL Y07 645 036 2644 SCR 3X8,CASS KEY SHAFT Y08 645 026 6164 SCREW 2X4,REC BKT Y09 645 016 5078 SCREW,CASS MECHA Y10 645 016 5078 SCREW Y11 645 036 2606 SCR 2.6X8,CD MECHA Y12 645 025 2433 FIBER WASHER,FOR CD MECHA Y13 645 025 2402 SCREW 2X8,CD MECHA BKT Y14 645 016 5078 SCREW,CD SW BD Y15 645 049 6288 SCR 3 X 8,EJECT GEAR HOLDER Y17 645 049 6271 SCR 2.6 X 10 Y18 645 017 1895 FIBRE,WASHER,FOR BKT Y19 645 049 6271 SCR 2.6 X 10,MAIN PCB Y20 645 018 3690 SCREW,FOR AC SKT Y21 645 025 2426 SCREW 3X12,PWR TRANS Y22 645 049 6295 SCR 3 X 25,F CAB TO R CAB Y23 645 018 3690 SCREW,CD HEAD REAR CAB Y24 645 036 2644 SCR 3X8,FM ANT Y25 645 018 0521 SCREW,SPK NET Y26 645 025 2372 SCREW 3X8,SPK BOX Y27 645 026 6218 SCREW 3X20,SPK BOX

- 6 -

PARTS LIST

ELECTRICAL-PARTS

REF.NO. PART NO. DESCRIPTION

61 645 027 0000 6P J.WIRE AWG28UL,

CN603 TO CD MECHA

62 645 060 2566 16P FILM CABLE,

CN602 TO CD MECHA

63 645 049 5847 ROD ANTENNA 64 645 049 5786 BUZZER 65 645 049 5779 5" SPK,W/BLACK CAP 66 645 049 5694 2P J WIRE AWG22UL,SPK TO MAIN 67 645 038 2321 PWR TRANS or 645 073 6254 POWER TRANSFORMER 68 645 022 1590 AC SOCKET

645 016 1919 2P J.WIRE AWG26UL,

CTL CNP701 TO SW CN701

645 060 2528 2P J WIRE AWG26UL,

MAIN CN302 TO BATT CNP30

645 060 2535 2P S SHIELD WIRE AWG,

CTL CNP801 TO MAIN CN801

645 026 9332 4P J.WIRE AWG26UL,

MAIN CN301 TO TAPE MOTOR

645 041 6453 4P 3 CORE SHIELD W,

TAPE HEAD TO CN1

645 069 2994 8P F WIRE UL,CNP601 TO CN601 645 049 5724 8P F WIRE UL,CNP102 TO CN102 645 049 5731 15P F WIRE UL,CNP303 TO CN303 645 049 5755 10P TML, 9 JIS D SH,

CNP802 TO CN802

DISPLAY P.W.BOARD ASSY

REF.NO. PART NO. DESCRIPTION

71 614 332 6137 ASSY,PWB,DISPLAY,CTL KEY

(Only initial) C0101 403 060 6904 POLYESTER 3300P M 50V C0201 403 060 6904 POLYESTER 3300P M 50V C0714 403 135 4507 ELECT 1000U M 10V CN701 645 014 1218 2P WAFFR H-TYPE D0702 645 060 2511 DIODE 1SS133 D0703 645 060 2511 DIODE 1SS133 D0704 645 060 2511 DIODE 1SS133 D0705 645 016 8956 SW DIODE 1N4148 D0706 645 016 8956 SW DIODE 1N4148 D0707 645 016 8956 SW DIODE 1N4148 D0708 645 016 8956 SW DIODE 1N4148 D0709 645 016 8956 SW DIODE 1N4148 D0710 645 016 8956 SW DIODE 1N4148 D0711 645 016 8956 SW DIODE 1N4148 D0712 645 016 8956 SW DIODE 1N4148 D0713 645 016 9250 RECTIFIER D0714 645 016 8956 SW DIODE 1N4148 D0715 645 016 8956 SW DIODE 1N4148 D0716 645 016 8956 SW DIODE 1N4148 D0717 645 016 8956 SW DIODE 1N4148 D0721 645 016 8956 SW DIODE 1N4148 IC702 645 060 2504 IC LC72336 9B62 L0701 645 021 5438 AXIAL INDUCTOR 10UH LD701 645 049 5854 LCD DISPLAY Q0701 645 016 9205 TRANSISTOR Q0702 645 016 9205 TRANSISTOR Q0703 645 016 9205 TRANSISTOR Q0704 645 016 9205 TRANSISTOR Q0705 645 041 4459 TR 2SA1522 Q0706 645 026 8540 TRANSISTOR,2SC3916 Q0707 645 026 8540 TRANSISTOR,2SC3916 Q0708 645 026 8540 TRANSISTOR,2SC3916 Q0709 645 026 8540 TRANSISTOR,2SC3916 Q0710 645 016 9205 TRANSISTOR RX701 645 060 2597 REMOTE RECEIVER,

INFRARED DETECTOR S0701 645 041 4596 TACT SW KTL-TC-0103,PRESET or 645 069 2970 SWITCH TACT,PRESET S0702 645 041 4596 TACT SW KTL-TC-0103,BAND or 645 069 2970 SWITCH TACT,BAND S0703 645 041 4596 TACT SW KTL-TC-0103,REW or 645 069 2970 SWITCH TACT,REW

REF.NO. PART NO. DESCRIPTION

S0704 645 041 4596 TACT SW KTL-TC-0103,STOP or 645 069 2970 SWITCH TACT,STOP S0705 645 041 4596 TACT SW KTL-TC-0103,PLAY or 645 069 2970 SWITCH TACT,PLAY S0706 645 041 4596 TACT SW KTL-TC-0103,FWD or 645 069 2970 SWITCH TACT,FWD S0707 645 041 4596 TACT SW KTL-TC-0103,MEMORY or 645 069 2970 SWITCH TACT,MEMORY S0708 645 041 4596 TACT SW KTL-TC-0103,REPEAT or 645 069 2970 SWITCH TACT,REPEAT SW101 645 049 5670 SW SLIDE,SS43D01M10 SW102 645 036 2002 SWITCH PUSH,PS-22E08L-0 VR101 645 036 3122 ROTARY VR XT701 645 049 5861 CRYSTAL 4.5MHZ

CASS P.W.BOARD ASSY

REF.NO. PART NO. DESCRIPTION

72 614 332 6144 ASSY,PWB,CASS(Only initial) C0001 403 061 9003 POLYESTER 4700P M 50V C0002 403 059 4409 POLYESTER 2200P M 50V C0003 403 059 4409 POLYESTER 2200P M 50V C0004 403 061 9003 POLYESTER 4700P M 50V C0005 403 063 0800 POLYESTER 6800P M 50V C0006 403 063 0800 POLYESTER 6800P M 50V C0007 403 061 9003 POLYESTER 4700P M 50V C0008 403 061 9003 POLYESTER 4700P M 50V C0014 403 058 1904 POLYESTER 1500P M 50V C0016 403 058 1904 POLYESTER 1500P M 50V C0018 403 060 1305 POLYESTER 2700P M 50V C0020 403 061 9003 POLYESTER 4700P M 50V C0026 403 057 1202 POLYESTER 0.01U M 50V CN001 645 017 2045 4P WAFER CN102 645 026 8823 8P WAFTR IC001 645 041 6408 IC TA7668BP Q0002 645 025 1665 TR 2SC3330U Q0003 645 025 1641 TR 2SA1346-AC Q0004 645 016 9205 TRANSISTOR SW001 645 049 5687 SW PUSH,0820250/PS 825 T0001 645 014 1058 BIAS/OSC,AHK809461

CD SW P.W.BOARD ASSY

REF.NO. PART NO. DESCRIPTION

73 614 332 6113 ASSY,PWB,CD SW,CD DOOR SW

(Only initial)

SW701 645 025 1818 MICRO SW LF-101-0,LF-101-0

CD MAIN P.W.BOARD ASSY

REF.NO. PART NO. DESCRIPTION

74 614 332 6120 ASSY,PWB,CD MAIN(Only initial) C0110 403 057 3800 POLYESTER 0.1U M 50V C0111 403 125 5507 ELECT 1000U M 16V C0210 403 057 3800 POLYESTER 0.1U M 50V C0211 403 125 5507 ELECT 1000U M 16V C0312 403 135 5702 ELECT 4700U M 25V C0602 403 059 8902 POLYESTER 0.22U M 50V C0603 403 060 8908 POLYESTER 0.033U M 50V C0606 403 060 6904 POLYESTER 3300P M 50V C0607 403 062 1105 POLYESTER 0.047U M 50V C0608 403 058 6008 POLYESTER 0.15U M 50V C0613 403 056 8905 POLYESTER 1000P M 50V C0614 403 057 3800 POLYESTER 0.1U M 50V C0615 403 058 4004 POLYESTER 0.015U M 50V C0616 403 059 0708 POLYESTER 0.018U M 50V C0617 403 060 6904 POLYESTER 3300P M 50V C0622 403 060 6904 POLYESTER 3300P M 50V C0633 403 057 1202 POLYESTER 0.01U M 50V C0638 403 060 8908 POLYESTER 0.033U M 50V C0640 403 059 4409 POLYESTER 2200P M 50V C0645 403 057 3800 POLYESTER 0.1U M 50V C0646 403 057 3800 POLYESTER 0.1U M 50V C0651 403 135 4507 ELECT 1000U M 10V C0811 403 058 1904 POLYESTER 1500P M 50V C0813 403 057 1202 POLYESTER 0.01U M 50V C0815 403 057 1202 POLYESTER 0.01U M 50V C0842 403 060 8908 POLYESTER 0.033U M 50V

- 7 -

PARTS LIST

REF.NO. PART NO. DESCRIPTION

C0844 403 060 8908 POLYESTER 0.033U M 50V CF801 645 020 2988 CERAMIC DISCRIMINATOR CF802 645 049 5762 CERAMIC FILTER CF803 645 049 5762 CERAMIC FILTER CF804 645 027 7672 CERAMIC FILTER CN101 645 026 8816 2P WAFFR CN201 645 026 8816 2P WAFFR CN301 645 025 1917 4P WAFER CN303 645 049 5748 15P WAFER CN601 645 026 8823 8P WAFTR CN602 645 060 2542 16P STRAIGHT CONNECT,FFC CN603 645 017 2052 6P WAFER CN801 645 016 9342 2P WAFER CN802 645 014 1232 9P WAFTR V-TYPE D0301 645 016 9250 RECTIFIER D0306 645 016 9250 RECTIFIER D0307 645 016 9250 RECTIFIER D0308 645 016 9250 RECTIFIER D0309 645 016 9250 RECTIFIER D0313 645 016 8956 SW DIODE 1N4148 D0601 645 060 2511 DIODE 1SS133 D0801 645 016 8956 SW DIODE 1N4148 D0802 645 016 8956 SW DIODE 1N4148 FU001 645 014 1447 1.6A APP FUSEDIA5X20 250V,FU1 FU002 645 026 7925 PROTECTOR,LITTEL FUSE IC101 645 060 2481 IC UTC TA8227P IC601 645 060 2498 IC LA9242M IC602 645 025 1610 IC LC78622E IC603 645 025 1580 IC LA6541D IC801 645 049 5649 IC LA1823 JACK1 645 036 4372 ST.PHONE JACK,EJS-7-1535B L0601 645 026 7857 AXIAL INDUCTOR L0602 645 026 7857 AXIAL INDUCTOR L0604 645 026 7857 AXIAL INDUCTOR L0801 645 020 9338 FM COIL L0802 645 041 4589 FM COILS L0803 645 014 1072 FM COIL L0804 645 020 9338 FM COIL Q0101 645 025 1658 TR 2SD1936-U-AC Q0201 645 025 1658 TR 2SD1936-U-AC Q0301 645 036 1937 TR 2SD882

REF.NO. PART NO. DESCRIPTION

Q0302 645 027 3162 TR 2SD400-F-MPC Q0600 645 069 2963 TR 2SA608NF NPA WA Q0601 645 025 1627 TR 2SB764E Q0801 645 041 4473 TR 2SC2999D Q0802 645 016 9205 TRANSISTOR R0304 401 006 9903 CARBON 100 JA 1/2W SC01 645 025 2396 SCREW 3X8,FOR Q301 SW301 645 027 7634 SWITCH,TACT,IH-1236A SW901 645 016 1896 SWITCH,SK23D04 G9 T0801 645 027 7603 OSC COIL,AM OSC T0802 645 049 5663 AM IFT,OH-827538-00 TC801 645 032 4451 TRIMMER 20PF,PHILIPS TC802 645 016 6495 TRIMMER,PHILIPS TD801 645 043 7564 TUNING DIODE SVC348 TD802 645 027 7573 TUNING DIODE SVC 201SPA TD803 645 027 7573 TUNING DIODE SVC 201SPA XT601 645 036 3573 CERAMIC RESONATOR ZD301 645 025 1696 ZENER ZD302 645 027 7566 ZENER DIODE 5.6V ZD801 645 036 2804 ZENER 4.7V

645 041 6422 BEAD COIL 25UH,FM ANT 645 014 2246 FUSE HOLDER,FOR FU1 645 020 3503 TEST PINS,ANT 645 026 5716 NUT M3,FOR Q301 645 036 2668 HEAT SINK,FOR IC101 645 036 2675 HEAT SINK B,FOR Q301 645 060 2573 SOLID WIRE 645 060 2559 FERRITE CORE,CN801 WIRE 645 069 2949 ASSY BAR ANT

BATTERY P.W.BOARD ASSY

REF.NO. PART NO. DESCRIPTION

75 614 331 2451 ASSY,PWB,BATTERY(Only initial) CNP302 645 026 8816 2P WAFFR J099A 645 060 2573 SOLID WIRE J099B 645 060 2573 SOLID WIRE J099C 645 060 2573 SOLID WIRE J099D 645 060 2573 SOLID WIRE

645 060 2580 BATTERY SPRING ( - ),S925

IC BLOCK DIAGRAM & DESCRIPTION

IC001 TA7668BP (PRE AMP W/2ch ALC)

Rec.

OUT

Mute

OUT

IN 15345

Mute OUT

DND

Rre.IN

NF.

Pre.IN

ALC

Pre.IN

NF.

7 8

Pre.OUT & Rec.IN

Pre

ALC DET

Pre

Rec.

& Rec.IN

DND

Pre OUT

Rec

Rec.

OUT

11413129

Rec.

IC603 LA6541 (CD Driver)

Vcc Vref VIN4 VG4 Vo8 Vo7 GND Vo6 Vo5 VG3 VIN3 CD RES

11k Ω 11k Ω

Vcc

Vs.

Vcc Mute VIN1 VG1 Vo1 Vo2 GND Vo3 Vo4 VG2 VIN2 Reg OUT Reg IN

Level

Sift

Level

Sift

123 456 789

BTL

Driver

BTL

Driver

Vcc

BTL

Driver

BTL

Driver

Level

Sift

Level

Sift

11k Ω11k Ω

10 11 12

131415161718192021222324

RESET

Regulator

- 8 -

IC BLOCK DIAGRAM & DESCRIPTION

77 E01

E02

COM1

COM2

COM3

Vdd2

Vdd1

S10

S11

S15

S12

S13

S14

S16

S17/PE0

S18/PE1/SCK2

S19/PE2/SO2

S20/PE3/SI2

S21/PF0

S22/PF1/SCK1

S23/PF2/SO1

S24/PF3/SI1

S28/PM3

S25/PM0

S26/PM1

S27/PM2

S29/PN0/BEEP

S31/PN2

S30/PN1

S32/PN3

PJ3/DAC3

PJ2/DAC2

PJ1/DAC1

PJ0/DAC0

PK3

PK2

PK1/INT1

PK0/INT0

PH3/ADI3

PH2/ADI2

PH1/ADI1

PH0/ADI0

XIN

XOUT

FMIN

AMIN

SNS

HOLD

VDD

VSS

HCTR

LCTR

TEST1

TEST2

PA0

PA1

PA2

PA3

PB0

PB1

PB2

PB3

PC0

PC1

PC2

PC3

PG0

SCK0/PG1

SO0/PG2

SI0/PG3

LATCH

BUS

DRIV.

LATCH

BUS

DRIV.

LATCH

BUS

DRIV.

SIO

BUS

DRIV.

1 / 2

V-DET

SNSFF

1 / 16,1 / 17

PROGRAMMABLE DIVIDER

LATCH

UNIVERSAL

COUNTER

(20bits)

RAN

512 x 4bits

RAN

6K x 16bits

ADDRESS

DECODER

BUS

DRIVER

INSTRUC-

TION

DECODER

ADDRESS DECODER

PROGRAM COUNTER

STACK

JUDGE

ALU

DAC

ADC

LATCH

BUS

DRIV.

LATCH

BUS

DRIV.

LATCH

BUS

DRIV.

LATCH

BUS

DRIV.

LATCH

BUS

DRIV.

LATCH

BUS

DRIV.

LATCH

BUS

DRIV.

MPX

INTERRUPT

MPX

BEEP

LCPA/B

LCDA/B

SEG

PLA

LATCH

LCD

PORT

DRIVER

SELECTER

PHASE

DETECTOR

UNLOCK

F/F

COMMON

DRIVER

REFERENCE DIVIDERDIVIDER

IC602 LC78622 (Digital Signal Processor)

DEFI

EFMIN

FSEQ

CLV+

CLV-

V/P

PW SBCK SBSY SFSY

WRQ

SQOUT

CQCK

COIN RWC

Syncrnous Detect

EFM Demodulation

12 13 14

49 51

Subcode Dxract

47 50

63 53 55

57 56

EFMO VVDDVVSSPDO ISET FR PCK TAI

Slice level

Control

CLV

Digital Servo

QCRC

µCOM

Inter Fase

Servo Commander

VCO Clock Oscillator

& Clock Control

General Ports

357 2

TEST2 TEST4

TEST11

TEST1 TEST3 TEST5

59 64 11 32 33 62

RAM

C1 C2 Error Detect &

Correct Control Flag

X'tal Root

Timing Generator

VDDV

8bit

RAM Address

Generatorl

Interpolalation Mute

C2F

Billingual

Digital Out

DOUT

Digital Attenuator

Quadruple Over Sampling

Digital Filter

(NC)

1bit DAC

L.P.F

15 16 17 20 19 58 18 24 25 26 27 28 29 48 60 61 46 52 45 44 43 39 41 42 40 37 35 38 36

TGL

RESJP+JP-TOFFTESHFL

IC070 LC723369557 (LCD Driver)

CONT1

CONT2

CONT3

CONT4

4.2M16MEFLGEMPHCONT5 XV

XINFSX

XOUT

RCHO

MUTER

MUTELLCHO

- 9 -

IC BLOCK DIAGRAM & DESCRIPTION

IC070 LC723369557 (LCD Driver)

XIN

XOUT

FMIN

AMIN

SNS VDD VSS

HCTR

LCTR

HOLD

TEST1

TEST2

PA0 PA1 PA2

PA3 PB0 PB1 PB2 PB3 PC0 PC1 PC2 PC3

PG0

SCK0/PG1

SO0/PG2

SI0/PG3

72 73 76

69 79

17 16 15 14 13 12 11 10

1 / 16,1 / 17

SNSFF

V-DET

1 / 2

BUS DRIV.

LATCH BUS DRIV.

9 8 7

6 5 4 3

LATCH BUS DRIV.

SIO

LATCH BUS DRIV.

REFERENCE DIVIDERDIVIDER

PROGRAMMABLE DIVIDER

LATCH

UNIVERSAL COUNTER (20bits)

RAN

512 x 4bits

RAN

6K x 16bits

ADDRESS DECODER

PROGRAM COUNTER

STACK

ALU

SELECTER

ADDRESS DECODER

BUS DRIVER

INSTRUCTION DECODER

JUDGE

DAC

PHASE DETECTOR

UNLOCK F/F

LCDA/B

SEG

PLA

LCPA/B

BEEP

LATCH BUS DRIV.

COMMON DRIVER

LATCH

MPX

MPX MPX MPX MPX

LCD PORT DRIVER

77 E01 78

E02

COM1

COM2

COM3

Vdd1

60 59

Vdd2

55 54

S7 S8

47 46

S10 S11

45 44

S12

S13 S14

42 41

S15

S16

S17/PE0

S18/PE1/SCK2 S19/PE2/SO2

37 36

S20/PE3/SI2 S21/PF0

35 34

S22/PF1/SCK1

S23/PF2/SO1 S24/PF3/SI1

32 30

S25/PM0

S26/PM1

S27/PM2

S28/PM3

S29/PN0/BEEP

S30/PN1

S31/PN2

S32/PN3

PJ3/DAC3

PJ2/DAC2

PJ1/DAC1

PJ0/DAC0

ADC

- 10 -

LATCH BUS DRIV.

MPX

LATCH BUS DRIV.

INTERRUPT

PK3

PK2

PK1/INT1

PK0/INT0

PH3/ADI3

PH2/ADI2

PH1/ADI1

PH0/ADI0

IC BLOCK DIAGRAM & DESCRIPTION

IC602 LC78622 (Digital Signal Processor)

Terminal No.

Terminal

symbols 1 DEFI I 2 TAI I Input terminal for test. Pull-down resistor incorporated. Make sure to ground. 3 PDO O Output terminal for phase-comparator for external VCO control. 4 VVSS - For PLL Ground terminal for internal VCO. Make sure to ground. 5 ISET AI Resistive connection terminal for current regulation of PDO output. 6 VVDD - Power terminal for internal VCO. 7FRAI For VCO frequency range control. 8 VSS 9 EFMO O Output terminal for EFM signals.

10 EFMIN I Input terminal for EFM signals. 11 TEST2 I 12 CLV+ O 13 CLV- O

14 V/*P O 15 HFL I

16 TEST2 I 17 TOFF O 18 TGL O 19 JP+ O 20 JP- O 21 PCK O

22 FSEQ O 23 VDD -

24 CONT1 I/O 25 CONT2 I/O 26 CONT3 I/O 27 CONT4 I/O 28 CONT5 I/O

29 30 C2F O

31 DOUT O 32 TEST3 I 33 TEST4 I

34 PCCL I

35 36 LVDD -

37 LCHO O 38 LVSS 39 RVSS 40 RCHO O 41 RVDD -

EMPH/

CONT6

MUTEL/C

ONT7

MUTER/C

ONT8

I/O

Input terminal for defect detection signals (DEF). (Ground when not used.)

Ground terminal for digital signals. Make sure to ground.

For slice level control

Input terminal for test. Pull-down resistor incorporated. Make sure to ground. Output for disk motor control. 3 values can be output by a command.

Output terminal for automatic switching monitor between rough servo and phase control. (Rough servo on "H"position, phase servo on "L".

Input terminal for track detection signals. Schmitt input. Input terminal for tracking error signals. Schmitt input. Output terminal for tracking-off. Output terminal for tracking gain switching. "L" position increases gain.

Output for track jump control. 3 values can be output by a command. Terminal for clock monitor for EFM data reproduction. 4.3218 MHz when phase locked.

Output terminal for synchronizing signal detection. "H" position when the synchronizing signals detected in EFM signals match with the synchronizing signals generated internally.

Power terminal for digital signals. Generalized I/O terminal 1 Generalized I/O terminal 2 Generalized I/O terminal 3 Generalized I/O terminal 4 Generalized I/O terminal 5 Terminal for de-emphasis monitor. De-emphais disk is being reproduced while in the "H" position. Or generalized Output

terminal 6. Output terminal for C2 flag.

Output terminal for digital OUT. (EIAJ format) Input terminal for test. Pull-down resistor incorporated. Make sure to ground. Input terminal for test. Pull-down resistor incorporated. Make sure to ground.

Generalized I/O terminal for command identification. Pull-down resistor incorporated. When used as the same function as LC78622E, open circuit or ground. ("H" position: enables only generalized I/O command to be controlled. "L" position: enables all the c

L channel 1bit DAC

R channel 1bit DAC

Mute output terminal for L channel. Or generalized output terminal 7. Power terminal for L channel.

Output terminal for L channel. Ground terminal for L channel. Make sure to ground. Ground terminal for R channel. Make sure to ground. Output terminal for R channel. Power terminal for R channel.

Mute output terminal for R channel. Or generalized output terminal 8.

Controlled by a serial data command from micro-computer. When not used, either use as input terminal and then ground or use as output terminal and then open circuit.

DESCRIPTION

- 11 -

IC BLOCK DIAGRAM & DESCRIPTION

IC602 LC78622 (Digital Signal Processor)

Terminal No.

Note: Each power terminal (VDD, VVDD, LVDD, RVDD and XVDD) must be supplyed with the same voltage.

Terminal

symbols 43 XVDD 44 XOUT O 45 XIN I 46 XVSS 47 SBSY O 48 EFLG O 49 PW O 50 SFSY O 51 SBCK I 52 FSX O 53 WRQ O 54 RWC I 55 SQOUT O 56 COIN I

57 *CQCK I 58 *RES I

59 TST11 O 60 16M O 61 4.2M O 62 TEST5 I 63 *CS I 64 TEST1 I

I/O

DESCRIPTION Power terminal for crystal oscillator Joining terminal for crystal resonator (16.9344 MHz) Ground terminal for crystal oscillator. Make sure to ground.

Output terminal for synchronizing signals of sub-code clock. Monitor terminal for 1 bit or 2 bit error correction Output terminal for sub-code P, Q, R, S, T, U or W. Output terminal for synchronizing signals of sub-code frame. When sub-code is stood by, falls. Input terminal for clock to read out sub-code. Schmitt input (when not used, make sure to ground.) Output terminal for synchronizing signal (7.35 kHz) which is divided from crystal oscillator. Output terminal for Q output standby of sub-code. Input terminal for read/write control. Schmitt input. Output terminal for Q output of sub-code. Input terminal for command from micro-computer. Input terminal either for clock to take in command input or for clock to take out sub-code from SQOUT. Schmitt input.

Input terminal for reseting this LSI. Switches to "L" position for a moment at power-on. Output terminal for test. Make sure to open circuit. (Normally "L" output) Output terminal of 16.9344 MHz Output terminal of 4.2336 MHz Input terminal for test. Pull-down resistor incorporated. Make sure to ground.

Input terminal for chip selecting. Pull-down resistor incorporated. Make sure to ground when not controlled.

Input terminal for test. No pull-down resistor. Make sure to ground.

IC801 LA1823 (Tuner)

- 12 -

WIRING DIAGRAM (BATTERY,CD SW,CASS)

BATTERY

A SIDE

B SIDE

CD SW

A SIDE B SIDE

CASS

- 13 -

SCHEMATIC DIAGRAM (MAIN)

This is a basic schematic diagram.

- 15 -- 14 -

SCHEMATIC DIAGRAM (CD MAIN)

This is a basic schematic diagram.

- 17 -- 16 -

WIRING DIAGRAM (CD MAIN)

A SIDE

- 18 -

B SIDE

WIRING DIAGRAM (DISPLAY )

A SIDE

Aug./ '04 BB Printed in Japan

B SIDE

SANYO Electric Co., Ltd.

Osaka, Japan

- 19 -

Sanyo MCDS-935-F Service manual

Specifications and Main Features

Frequently Asked Questions

User Manual