Sharp CD-C662 Service Manual Download Page 31

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CD-C662

Figure 31 WIRING SIDE OF P.W.BOARD (4/8)

FL701

SW707

SW706

SW705

SW704

LED722

C715

RX701

RD01

FW703

SW701

RD16

SW717

LED718

RD14

LED720

SW716

LED719

R782

R785

R784

LED721

SW715

C673

R783

JK671

HEADPHONES

CNS701

R780

R751

R754

R753

R752

R747

R748

R738

R734

R733

RD13

R735

R705

R703

SW711

REC/

PAUSE

SW712

MEMORY/

SET

R745

D703

R702

R701

R726

R727

FW703

LED701

LED702

RD07

LED703

SW713

STOP

LED

SW714

TUNER(BAND)

VIDEO/

AUX

TAPE

POWER

CLOCK

TIMER/SLEEP

DISC1

DISC2

DISC3

SW703

25 35

7 9 11

8 10 12 14 16 18 20 22 24

13 15 17 19 21 23

SW710

REW

P28 6 - A

TO MAIN PWB

CNP701

FFC701

B R

COLOR TABLE

R D ( R )

O R

Y L

G R

B L

V L

G Y

W H ( W )

B K

P K

BROWN

RED

ORANGE

YELLOW

GREEN

BLUE

VIOLET

GRAY

WHITE

BLACK

PINK

IC701

RD06

RD05

RD04

RD03

RD02

R719

C714

R798

R717

RD15

R709

R710

R711

R712

R713

R714

R715

R732

R731

R730

R736

R737

R739

R740

R720

R755

R750

RD12

RD11

RD10

RS701

RS702

RS703

R741

R743

R756

R742

Summary of Contents for CD-C662

Page 1: ... W BOARD 18 TROUBLESHOOTING CD SECTION 36 FUNCTION TABLE OF IC 41 FL DISPLAY 48 REPLACEMENT PARTS LIST EXPLODED VIEW PACKING OF THE SET FOR U S A ONLY CD C662 In the interests of user safety the set should be restored to its original condition and only parts identical to those specified be used SERVICE MANUAL This document has been published to be used for after sales service only The contents are...

Page 2: ... reversed Any reading of 0 3 volt RMS this corresponds to 0 2 milliamp AC or more is excessive and indicates a potential shock hazard which must be corrected before returning the audio product to the owner TO EXPOSED METAL PARTS CONNECT TO KNOWN EARTH GROUND TEST PROBE 0 15 µ F 1 5k ohms 10W VTVM AC SCALE Compact disc player section Type 3 disc multi play compact disc player Signal readout Non con...

Page 3: ...Indicator 17 Timer Record Indicator 18 Sleep Indicator 19 CD Track Down Review Button TUNER Preset Down Button TAPE 2 Rewind Button 20 CD TAPE Stop Button 21 TAPE Play Button CD Play Repeat Button 22 CD Track Up Cue Button TUNER Preset Up Button TAPE 2 Fast Forward Button 23 Timer Sleep Button 24 Clock Button 25 Timer Set Indicator 26 Power Button 27 Function Selector Buttons 28 Equalizer Mode Sel...

Page 4: ...ip Button 9 Play Repeat Button 10 Stop Button 11 Random Button Tuner control section 12 Preset Up Down Buttons Tape control section 13 TAPE 1 Play Button 14 TAPE 2 Record Pause Button 15 TAPE 1 2 Stop Button 16 TAPE 2 Play Button 17 TAPE 2 Rewind Button 18 TAPE 2 Fast Forward Button Common section 19 Equalizer Mode Selector Button 20 Function Selector Buttons 21 Power Button 22 Extra Bass Button 2...

Page 5: ...ailure or when the AC power cord is disconnected the clock display will go out When the AC power supply is restored the clock display will flash on and off to indicate the time when the power failure occurred or when the AC power cord was disconnected CLOCK POWER MEMORY SET TUNING TIME AM 12 00 AM 0 00 0 00 2 3 4 7 6 5 8 9 If this happens follow the procedure below to change the clock time To chan...

Page 6: ...e CA 60 Hz Turning the power on and off Conexión y desconexión de la alimentación Remote control Controlador remoto POWER Speaker wire x 2 Cable de altavoz x 2 Red Rojo Black Negro Red Rojo Black Negro Red Rojo 1 5 15 3 Listening to a CD Audición de discos CD 4 Listening to a tape Audición de una cinta 5 Listening to the radio Audición de la radio 6 Recording from CDs Grabaciones de discos CD 7 So...

Page 7: ...nel 1 Screw F1 x3 8 1 2 Socket F2 x1 7 Power Amp PWB 1 Screw G1 x7 8 2 2 Socket G2 x2 3 PWB Holder G3 x1 8 Power Supply PWB 1 Screw H1 x4 8 2 9 Display PWB 1 Screw J1 x13 8 3 Switch PWB 2 Socket J2 x1 10 Tape Mechanism 1 Open the cassette holder 8 3 2 Screw K1 x6 11 Turntable 1 Screw L1 x1 8 4 2 Cover L2 x1 12 Disc Tray 1 Screw M1 x2 8 4 2 Guide M2 x2 13 CD Servo PWB 1 Screw N1 x1 8 5 Note 2 2 Soc...

Page 8: ...E2 x1 Power Amp PWB Power Supply PWB G1 x5 ø3x10mm G2 x2 G1 x2 ø3x6mm H1 x4 ø4x8mm Push Push 1 1 2 Pull Power Amp PWB G3 x1 Power Supply PWB PowerAmp PWB Main Chassis Front Panel Display PWB Switch PWB Open Cassette Holder Tape Mechanism J1 x2 ø3x10mm J1 x11 ø3x10mm K1 x6 ø3x10mm J2 x1 M1 x1 ø3 x10mm M1 x1 ø3 x10mm L1 x1 ø3 x10mm Turntable Disc Tray L2 x1 M2 x1 M2 x1 CD Player Unit Washer N1 x1 ø3...

Page 9: ...2 Rubber A2 x4 3 Screw A3 x4 4 Tip A4 x2 9 2 2 Woofer 1 Screw B1 x4 9 2 3 Tweeter 1 Screw C1 x4 9 2 STEP REMOVAL PROCEDURE FIGURE Figure 9 1 A1 x1 Front Panel A3 x4 ø4x16mm A2 x4 Front Panel Tweeter C1 x4 ø3x10mm Woofer B1 x4 ø4x16mm A4 x2 Figure 9 2 ...

Page 10: ...own Motor Motor PWB B1 x2 ø2 6 x6mm Shaft B2 x1 Stop Washer B3 x1 Gear B4 x1 CD Mechanism Pickup How to remove the pickup See Fig 10 2 1 Remove the screws B1 x 2 pcs to remove the shaft B2 2 Remove the stop washer B3 x 1 pc to remove the gear B4 3 Remove the pickup Figure 10 2 REMOVING AND REINSTALLING THE MAIN PARTS CD MECHANISM SECTION Perform steps 1 2 3 11 12 13 14 and 15 of the disassembly me...

Page 11: ...splay Frequency Adjusting Parts Instrument Connection Frequency Display Frequency VCO Frequency Adjust for 76 kHz 200 Hz Notes After preparing the test circuit shown in Fig 11 2 connect the Pin 13 Pin 21 and ground of the IC303 with test circuit and measure the Value At this time apply a standard unmodulated signal input and adjust the VCO Figure 11 2 98 00 MHz 98 00 MHz VR351 Pin 13 Pin 21 60 dB ...

Page 12: ...ethod POWER OFF Setting the test mode Any one of test mode can be set by pressing several keys as follows REC PAUSE DISC SKIP POWER TEST CD operation test TEST mode Function CD test mode Setting of TEST mode Indication of CD TST mode Fig 12 1 OPEN CLOSE operation is manual operation The pickup can be moved by using the or key MEMORY LASER ON PLAY key input Press STOP key Stop TOC IL is performed a...

Page 13: ...ccapacitor theexpression capacitance withstand voltage is used CH TH RH UJ Temperature compensation ML Mylar type P P Polypropylene type Schematic diagram and Wiring Side of P W Board for this model are subject to change for improvement without prior notice REF NO DESCRIPTION POSITION POSITION SW713 STOP ON OFF SW714 TUNER BAND ON OFF SW715 VIDEO AUX ON OFF SW716 TAPE ON OFF SW717 CD ON OFF SW722 ...

Page 14: ...5ms 5 0 V HFL 0 5ms 5 0 V TES REVIEW 50ms 10 0 V JP CUE 50ms 10 0 V JP 50ms 0 50 V JP 50ms 1 00 V TE 0 5ms 10 0 V JP 0 5ms 10 0 V JP 0 5ms 0 50 V JP 0 5ms 1 00 V TE REVIEW 50ms 10 0 V JP 50ms 10 0 V JP 50ms 0 50 V JP 50ms 1 00 V TE 0 5ms 10 0 V JP 0 5ms 10 0 V JP 0 5ms 0 50 V JP 0 5ms 1 00 V TE PLAY 20ms 1 00 V SPO NORMAL DISC TN0 01 20ms 2 00 V CLV PLAY TCD 712 140mm TN0 01 50ms 1 00 V SPO 50ms 2...

Page 15: ...LA9241M SERVO AMP RES CQCK COIN SQOUT RWC WRQ CL DAT SELIAL CONTROL CE Q51 SL SL DRF 9 8 7 6 5 4 3 2 1 GND D MECHA UP GND D DISK NO OPEN CLOSE GND D M M GND M 9 8 7 6 5 4 3 2 1 CNP10 M 5V B1 62 64 45 36 23 43 37 31 38 39 40 24 25 10 1 2 2 1 3 3 2 1 4 5 6 10 26 58 53 10 12 20 32 40 43 44 53 52 51 54 31 30 29 23 27 16 15 41 44 Q1 Q52 4 3V Q81 7 3V B1 REGULATOR TO MAIN SECTION TO IC601 XOUT EFMO EFMI...

Page 16: ...HEAD SWITCHING Q103 Q106 AC BIAS IC101 AN7345K PLAYBACK AND RECORD PLAYBACK AMP PB ERASE HEAD SWITCHING BAIS Q126 Q124 L103 Q128 L104 Q111 Q110 Q109 Q107 Q108 SWITCHING SWITCHING SWITCHING B4 1 2 3 CNS11 FROM CD SECTION CNP11 17 B4 VOLTAGE REGURATER SWM3 FOOL PROOF SWM4 F A S SOLM1 SOLENOID SWM5 CAM 5 16 4 17 3 18 2 19 1 20 9 IC601 M62439SP AUDIO PROCESSOR L L R R L R L R L R L R TUNER AUX TAPE CD...

Page 17: ...11 D814 Q803 D815 D817 2 3 1 B7 RX701 Q705 Q706 Q707 7 8 1 4 15 14 13 L OUT IC901 STK40704 POWER AMP VH VH VL VL R OUT 13 8 Q601 Q602 ZD802 Q603 Q604 B1 B4 B5 7 3V 12V ANALOG 12V MOTOR Q853 Q852 Q851 Q850 VOLTAGE REGULATOR VOLTAGE REGULATOR VOLTAGE REGULATOR VOLTAGE REGULATOR Q702 Q703 AVDD 18 22 2 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 4...

Page 18: ...K C628 0 22 R101 1K C127 0 022 R638 220K C605 4 7 50 Q111 KRC104 M SWITCHING R137 6 8K C133 22 25 R140 560 R172 220K Q114 KTC3199 GR C134 22 25 C624 0 001 CNP101 ZD602 MTZJ2 4B C620 10 50 C603 4 7 50 C120 560P Q113 KTC3199 GR R104 2 2K R170 1 8K R142 56 R174 5 6K Q601 KTC3199 GR R113 10K Q107 KTC3199 GR SWITCHING C111 330P Q106 KTC3200 GR C614 0 22 R606 1 5K R158 220 R613 10K Q603 KTC3199 GR R156 ...

Page 19: ... 68K R564 390K C561 0 022 R556 33K D602 1SS133 C632 390P R632 8 2K D601 1SS133 R633 39K C630 0 001 R634 39K R631 8 2K C631 390P C145 22 25 3 5 K R160 150 1 2W C628 0 22 R638 220K R158 220 4 7 50 R624 330 R167 100K Q126 KRC104 M BIAS R164 4 7K R162 47K L103 100µH C146 220 16 Q121 TC3199 GR MUTING R157 220K R626 2 2K R637 220K Q124 2SA1015 GR SWITCHING R166 47K C853 0 047 ML C854 47 25 D853 1SS133 C...

Page 20: ...12V 12V 0V 0V U D SW VDD G5 G6 G7 G8 G9 G10 G11 VLOAD S16 S17 S18 S19 DIST1 S20 DIST2 S21 DIST3 S22 DIST4 DISTOUT SPN_P SP DET POWER HI CUT S MUTE T_T1T2 T BIAS H P FPA T1FAS CAM SW VDD T_MOT T_SOL TIMER LED DNO SW VSS REMOCON SYS STOP O C SW PUIN SW T2 RUN TUN SM SPEAN DO C S15 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 CD CD CD CD AVREF 1 2 3 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 3...

Page 21: ... DSP DISC NO OPEN CLOSE D_GND PUIN SW SLD UP DOWN DRF ASP TIMER SLEEP CLOCK OPEN CLOSE POWER U D SW VDD G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 VLOAD T BIAS VDD T_MOT T_SOL TIMER LED DNO SW VSS REMOCON SYS STOP O C SW PUIN SW KEYIN1 KEYIN2 KEYIN3 T2 RUN TUN SM SPEANA1 SPEANA2 SPEANA3 AVSS SLD SLD FRF DRF SQOUT PCCL VPP LCK2 LCK1 CLK DO CD DSP RES XT2 S11 S10 S5 S4 S3 S2 S1 CD DSP WRQ CD DSP RWC CD DSP ...

Page 22: ... D910 1SS133 R918 0 1 3W R922 4 7K Q902 KTC3199 GR D908 1SS133 R921 4 7K R917 0 1 3W Q901 KTC3199 GR D907 1SS133 Q904 KTC3199 GR Q903 KTC3199 GR C925 47 50 R958 680 D913 1SS133 C955 22 25 R957 100K R956 1K R961 39K C920 100 100 IC901 STK4113E POWER AMP ZD902 MTZJ8 2C D906 1N5402M C901 3300 71 CNP80 Q909 KTC3199 GR R911 33K R960 10K Q911 KRC107 M CNP70 D902 1N4004S C904 4700 35 C902 3300 71 C903 47...

Page 23: ...7 25 Q907 KTC3199 GR ZD801 MTZJ30C C818 47 50 R802 2 2K CNP704 C903 4700 35 L902 0 29µH R928 10 1 2W R926 10 1 2W R932 4 7 1 2W R929 56K C929 0 1 ML L901 0 29µH R925 10 1 2W R927 10 1 2W R931 4 7 1 2W RL901 D911 1SS133 D901 1N4004S SO901 SPEAKER TERMINAL R935 220 1 2W R933 4 7K R934 4 7K D803 1N4004S D809 TS6B04GM D817 1N4004S C817 220 50 Q803 KTA1274 Y R803 12K C820 100 35 ZD802 MTZJ6 2A C819 47 ...

Page 24: ...6 35 34 33 32 31 30 29 28 27 26 25 24 23 22 19 20 21 42 41 40 39 38 37 C76 0 022 CNP12 CNP2 CNS12 P21 10 A TO DISPLAY P CNP3 6 5 4 3 2 1 2 3 4 5 1 CNS1A CNS1B 2 3 4 5 1 CNS2B CNS2A 6 5 4 3 2 6 5 4 3 2 1 CNS3B 1 CNS3A 6 5 4 3 2 1 CNP3A 2 3 4 5 1 PICKUP UNIT CD MOTOR PWB D M M2 SLED MOTOR M M1 SPINDLE MOTOR SW4 PICKUP IN SL_ SL_ CD_PUIN SP SP SPN VCC2 VCC4 LD_M LD_M VCC3 M M SOL SOL SP SP SPO SOL SO...

Page 25: ...WB CD SERVO PWB C 1 1 2 3 4 5 6 7 8 9 10 2 3 4 5 6 1 1 2 2 SOLM2 SOLENOID M M3 T T UP DOWN LOADING SW1 OPEN CLOSE SENSOR PWB E SW2 MECHA UP SW3 DISC NUMBER CNS12 P21 10 A TO DISPLAY PWB CD SIGNAL M M CD_D_NO R88 1 2K R89 1 2K R90 220 R91 1K 5V NC NC TEST5 CS TA1 2KX8 RAM 1BIT DAC SERVO COMMAND TES HLF V P CLV_ CLV TEST2 EFMIN EFMO VSS FR VVDD ISET VVSS PDO DEF1 TOFF TGL JP JP_ PCK FSEQ VDD CONT1 C...

Page 26: ...0 018 C367 1 50 C363 0 015 C365 1 50 C360 0 022 L343 100µH ZD351 MTZJ5 1B C383 0 022 C311 0 022 C312 0 001 IC303 LA1805 C307 0 0047 C308 0 0047 C310 0 001 R303 100K R301 33K L302 FM RF C364 0 015 C361 22 16 R379 2 2K C382 15P CH C381 12P CH X352 4 5MHz D342 1SS133 R369 2 2K C366 1 50 R352 15K C359 0 022 C392 0 001 R374 1K R373 1K R372 1K D303 1SS133 IC301 TA7358AP FM FRONT END R306 10 C306 18P CH ...

Page 27: ... 9V 1 2V 1 1V 0V 1 8V 1 7V 1 7V 1 7V 1 5V 1 7V 1 6V 1 6V 0 4V 0 5V 7 0V 8 4V 17 16 15 14 13 20 19 18 7 0V 8 4V 1 6V 1 7V 1 6V 1 7V 1 6V 1 7V 21 24 23 22 PIN NO VOLTAGE IC303 0 2V 11 9V 4 4V 4 4V 2 6V 2 6V 0V 0V 0V 0V 0V 0V 4 8V 4 8V 0V 0V 0V 0V 0V 0V 5 2V 5 2V 0V 0V 9 8 7 6 5 4 3 2 1 12 11 10 0V 2 6V 0V 0V 0V 0V 2 5V 0V 5 2V 5 2V 0 9V 0 9V 0 9V 0 9V 1 3V 1 1V 17 16 15 14 13 20 19 18 0V 0V 2 6V 2 6...

Page 28: ...221 2019 181716 1514 13 1 2 3 1 2 3 1 2 3 1 2 3 4 5 6 7 8 9 1 1 2 2 3 3 4 5 6 7 8 9 1011 22 212019 1817 161514 1312 1 3 5 7 9 11 13 15 17 19 21 23 2 4 6 8 10 12 14 16 18 20 22 24 AM LOOP ANTENNA FM ANTENNA MAIN PWB A1 P33 12 E TO POWER AMP PWB CNP901 P31 7 H TO DISPLAY PWB CNS701 FFC701 VCQ 1 2 3 1 2 3 E C B B C E B C E B C E R CH L CH JK601 VIDEO AUX TP302 R611 R613 R369 R601 R602 R603 R604 R605 ...

Page 29: ...8 20 22 24 6 1 1 2 3 4 5 6 7 3 1 P35 12 E TO CD SERVO PWB CNP11 P33 12 E POWER AMP PWB CNP901 P31 7 H O DISPLAY PWB CNS701 CNS11 RD WH WH WH WH WH WH GY RD 3 2 1 CNP801 TO POWER SUPPLY PWB P32 1 G P34 4 D P34 5 D CNS101 TO TAPE MECHANISM TAPE1 HEAD CNS102 TO TAPE MECHANISM TAPE2 HEAD B C E 3 2 1 3 2 1 3 2 1 1 2 3 4 5 6 CNS801 C851 B C E B C E B C E B C E B C E B C E B C E B C E B C E E C B E C B C...

Page 30: ...E JOG SW722 SW728 X BASS DEMO FF TUNING DOWN PLAY 1 9 10 18 1 9 10 18 1 5 10 15 20 25 35 40 45 30 31 5 60 65 70 75 80 81 85 90 95 100 15 1 1 8 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 SWITCH PWB A3 DISPLAY PWB A2 SW709 OPEN CLOSE 1 2 3 4 5 6 CNS704 GR WH WH WH WH WH CNP704 P32 1 F TO POWER SUPPLY PWB P34 12 B TO CD SERVO PWB P34 6 A TO TAPE MECHANISM PWB P28 6 A TO MAIN PW...

Page 31: ...6 CD SW714 TUNER BAND VIDEO AUX TAPE POWER CLOCK TIMER SLEEP DISC1 DISC2 DISC3 SW703 1 6 1 6 15 20 25 35 40 45 30 31 50 51 55 60 65 70 75 80 1 85 1 3 5 7 9 11 2 4 6 8 10 12 14 16 18 20 22 24 13 15 17 19 21 23 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 SW710 REW P28 6 A TO MAIN PWB CNP701 FFC701 1 2 3 24 BR COLOR TABLE RD R OR YL GR BL VL GY WH W BK PK BROWN RED ORANGE YELLOW GREEN BL...

Page 32: ...L802 Q801 Q803 C803 C805 D806 C804 D807 R801 D808 CNP704 C816 D817 D816 D815 C813 C814 D811 D812 D814 D813 C815 C811 D810 C809 C812 D809 CNP802 F801 5A 125V F804 5A 125V F805 5A 125V F806 2A 250V C810 B C E 1 2 3 B C E 1 2 3 4 5 6 7 8 POWER SUPPLY PWB B1 3 2 1 CNP801 CNS801 TO MAIN PWB CNS704 TO DISPLAY PWB P30 1 H P29 12 F T F T801 POWER TRANSFORMER AC POWER SUPPLY CORD 249 AC120V 60Hz 1 2 3 4 5 ...

Page 33: ... R936 R937 D912 R938 R939 C943 Q907 ZD951 C951 D913 R954 R912 R913 R921 R917 R941 D909 L901 C929 R931 R925 R927 R942 L902 R928 R926 C930 R932 R929 R930 R923 RL901 D911 C925 Q905 R933 R934 Q903 Q904 C952 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 1 2 3 4 5 6 7 8 9 10111213 1 8 CNS901 P28 6 H TO MAIN PWB POWER AMP PWB B2 1 2 3 4 5 6 7 8 RD RD WH GY GY WH GY GY CNS802 1 2 3 E C B B C E ...

Page 34: ...PINDLE MOTOR M2 CNP3A SW4 M1 1 2 3 4 5 6 CNSM1 P30 5 H TO DISPLAY PWB MM1 TAPE MOTOR 260 7 WH BK SOLM1 SOLENOID 260 8 SWM5 CAM 260 11 BK WH TAPE MECHANISM PWB F CNS3B CNS3A RD WH GY WH GY WH 1 2 3 4 5 6 1 2 3 4 5 6 CD MOTOR PWB D CNS5 2 1 2 1 CNS10 WH RD GY WH BR WH GY OR WH GY 10 1 BIM5 6 9 8 7 6 5 4 3 2 1 SW2 MECHA UP SW1 OPEN CLOSE M3 T T UP DOWN LOADING SW3 DISC NUMBER SENSOR PWB E SOLM2 SOLEN...

Page 35: ...OUTPUT PWB A4 C35 1 1 1 1 1 2 3 1 2 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2 3 4 5 6 7 8 9 10 5 10 15 20 25 30 35 40 21 22 42 2 3 4 5 6 7 8 2 3 4 5 1 1 5 10 15 20 25 30 35 40 45 50 55 60 16 17 32 33 48 49 64 2 3 4 5 6 C8 R12 C4 C7 R11 C5 C6 C9 C3 R2 C1 Q1 D1 C30 C31 C34 C33 R39 C57 R63 R61 R57 R62 R19 C20 C41 C42 BI1B R55 C43 D82 C83 D81 CNP12 R71 R91 L61 R89 R88 R90 R54 C19 C18 Q52 BI1A ...

Page 36: ...e a cleaning disc designed for CD optical pickup lenses HOW TO USE 1 Using the brush in the cleaner cap apply 1 or 2 drops of the cleaning fluid to the brush on the CD cleaner disc which has the mark next to it 2 Place the CD cleaner disc onto the CD disc tray with the brush side down then press the play button 3 You will hear music for about 20 seconds and the CD player will automatically stop If...

Page 37: ...lowing voltage input on the IC701 pin 21 in the specific state When the CD mechanism is moved up 0V In other states 4 3V Yes Is there following voltage input on the IC701 pin 21 in the specific state In other states 4 3V When the CD mechanism is moved up 0V When turntable fails to move Check the MECHA UP SW and the wiring from the IC701 pin 21 to the MECHA UP SW Yes Yes Check the wiring of IC2 pin...

Page 38: ...ns 24 and 25 IC91 pins 1 and 3 The CD function will not work The CD operating keys don t work Check the CD DSP power supply and 16 93 MHz clock and reset terminal Check the waveform of SCK SO DATA and SI COMM Yes Yes See if the pick up is in the PICKUP IN SW position If the items mentioned above are OK check the main microcomputer IC701 Yes Yes No Yes No The CD operating keys work Check the Focus ...

Page 39: ...ure 39 2 Figure 39 1 Waveform in case of normal play back HF 1 0V DIV 0 5µsec DIV DC When playing back the disc 3 2 1 4 0 5s 1 00 V IC1 16 FD 0 5s 10 0 V IC2 13 CLV 0 5s 10 0 V IC1 54 DRF 0 5s 2 00 V IC1 7 TE Check the tracking system Check waveform of IC1 pin 7 TE Play is possible in TEST mode Although IL is possible play is impossible Check the periphery of IC 1 pin 14 Normal jump is impeded and...

Page 40: ...performed when disc exits Yes Although HF waveform is normal TOC data cannot be read Yes Check PDO waveform Fig 40 Abnormal Check the IC1 pins 43 and 44 IC2 pins 3 5 7 10 and 11 Stop Play As VCO freque ncy is locked at 4 32 M Hz voltage of PDO rises and stabilizes 2 3 0 5s 1 00 V IC2 3 PDO 0 5s 1 00 V IC2 16 FD Although HF waveform is normal and the time indication is normal no sound is emitted Ch...

Page 41: ...lifier input 25 SPG Pin to connect gain setting resistor in the 12cm mode of spindle 26 SP Pin to connect spindle phase compensation constant together with SPD pin 27 SPD Spindle control signal output pin 28 SLEQ Pin to connect thread phase compensation constant 29 SLD Thread control signal output pin 30 SL Input pin of thread feed signal from micro computer 31 SL Input pin of thread feed signal f...

Page 42: ... to connect capacitor for peak hold of RF signal 61 BH1 Pin to connect capacitor for bottom hold of RF signal 62 LDD APC circuit output pin 63 LDS APC circuit output pin 64 VCC1 RF system VCC pin Figure 42 BLOCK DIAGRAM OF IC 1 FIN2 FIN1 E F TB TE TE TESI SCI TH TA TD TD JP TO FD FD FA FA FE FE AGND SP SPI SPG SP SPD SLEQ SLD SL SL JP JP TGL TOFF TES HFL SLOF CV CV RFSM RFS SLC SLI DGND FSC TBC NC...

Page 43: ...2 Input Output General use input output terminal 2 26 CONT3 Input Output General use input output terminal 3 27 CONT4 Input Output General use input output terminal 4 28 CONT5 Input Output General use input output terminal 5 29 EMPH CONT6 Output Deemphasis monitor terminal H Deemphasis disc play back General use output terminal 6 30 C2F Output C2 flag output terminal 31 DOUT Output Digital OUT out...

Page 44: ...62 TEST5 Input Input terminal for test Pull down resistor built in Be sure to connect this terminal to 0V 63 CS Input Chip selection input terminal Pull down resistor built in In noncontrol state connect this terminal to 0V 64 TEST1 Input Input terminal for test Pull down resistor is not provided Be sure to connect this terminal to 0V Note The same potential must be supplied to the power terminals...

Page 45: ...output 37 OUT5 CH5 inverted output 38 OUT6 CH6 non inverted output 39 OUT6 CH6 inverted output 40 VCC4 Power supply 4 CH6 41 IN6 CH6 inverted input 42 IN6 CH6 non inverted input IC3 VHiM63001FP 1 Focus Tracking Spin Slide Driver M63001FP Pin No Terminal Name Function IC562 563 VHiKiA4558P 1 Ope Amp KIA4558P IC601 VHiM62439SP 1 Audio Processor M62439SP Figure 45 BLOCK DIAGRAM OF IC 1 2 3 4 5 6 7 8 ...

Page 46: ...INPUT 63 Hz 29 ANI4 TUN SM Input TUNER SIGNAL METER INPUT 30 ANI3 T2 RUN Input TAPE2 RUN PULSE INPUT 31 33 ANI2 ANI0 KEYIN3 KEYIN1 Input KEY INPUT 34 AVDD AVDD ANALOG VDD 35 AVREF AVREF ANALOG REF VOLTAGE 36 P03 PUIN SW Input CD PUIN SWITCH 37 P02 O C SW Input CD OPEN CLOSE SWITCH 38 INTP1 SYS STOP Input SYSTEM STOP INPUT 39 INTP0 REMOCON Input REMOCON INPUT 40 Vss VSS GROUND VOLTAGE 41 P74 DNO SW...

Page 47: ...put DISTINATION OUTPUT 67 P103 FIP32 DIAT4 P22 Input Output FL DISPLAY SEGMENT DRIVER DISTINATION INPUT 68 P102 FIP31 DIAT3 P21 Input Output FL DISPLAY SEGMENT DRIVER DISTINATION INPUT 69 P101 FIP30 DIAT2 P20 P15 Input Output FL DISPLAY SEGMENT DRIVER DISTINATION INPUT 70 P100 FIP29 DIAT1 P19 P16 Input Output FL DISPLAY SEGMENT DRIVER DISTINATION INPUT 71 78 FIP28 FIP21 P18 P13 P11 P7 Output FL DI...

Page 48: ...f g m e r p n h j k 1G 8G ANODE CONNECTION 1G 7G 8G 9G 10G 11G 2G 6G P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 Dp d c n p r e m g b k j h f a S2 S3 S4 S5 Dp d c n p r e m g b k j h f a S2 S3 S4 S5 Dp d c n p r e m g b k j h f a S2 S3 S4 S5 Dp d c n p r e m g b k j h f a S2 S3 S4 S5 c o LOWER S1 B1 B2 B3 B4 B5 B6 B7 S1 B1 B2 B3 B4 B5 B6 B7 S1 B1 B2 B3 B4 B5 B6 B...

Page 49: ...without lead wire VC MN Cylindrical type without lead wire VC TV Square type without lead wire VC TQ Square type without lead wire VC CY Square type without lead wire VC CZ Square type without lead wire VC J The 13th character represents capacity difference J 5 K 10 M 20 N 30 C 0 25 pF D 0 5 pF Z 80 20 If there are no indications for the electrolytic capacitors error is 20 Resistors VRD Carbon fil...

Page 50: ... D809 VHDTS6B04GM 1 J AP Silicon TS6B04GM D810 VHDBR102J02 1 J AM Silicon BR102J02 D811 817 VHD1N4004S 1 J AB Silicon 1N4004S D850 853 VHD1SS133 1 J AA Silicon 1SS133 D901 902 VHD1N4004S 1 J AB Silicon 1N4004S D903 904 VHD1SS133 1 J AA Silicon 1SS133 D905 906 VHD1N5402M 1 J AE Silicon 1N5402M D907 913 VHD1SS133 1 J AA Silicon 1SS133 LED701 VHPL1154GT4 1 J AB LED Green L1154GT4 LED702 VHPSLI342YCB1...

Page 51: ...C316 VCKYBT1HB101K J AA 100 pF 50V C317 VCCUMN1HJ3R9K J AA 3 9 pF UJ 50V C318 VCCCMN1HH220J J AA 22 pF CH 50V C319 VCTYMN1EF223Z J AA 0 022 µF 25V C320 VCKYPA1HB102K J AA 0 001 µF 50V C330 VCCUMN1HJ8R2D J AA 8 2 pF UJ 50V C331 VCKZPA1HF473Z J AA 0 047 µF 50V C332 333 VCTYMN1EF223Z J AA 0 022 µF 25V C334 VCCUMN1HJ220J J AA 22 pF UJ 50V C335 VCCSPA1HL561J J AA 560 pF 50V C337 VCEAZA1HW106M J AB 10 µ...

Page 52: ... AA 22 kohms 1 10W R57 VRD ST2CD102J J AA 1 kohm 1 6W R58 60 VRS TV2AB102J J AA 1 kohm 1 10W R61 63 VRD ST2CD102J J AA 1 kohm 1 6W R64 VRS TV2AB220J J AA 22 ohms 1 10W R65 VRD ST2CD102J J AA 1 kohm 1 6W R66 VRS TV2AB221J J AA 220 ohms 1 10W R71 72 VRD ST2CD272J J AA 2 7 kohms 1 6W R73 74 VRS TV2AB104J J AA 100 kohm 1 10W R80 81 VRD ST2CD102J J AA 1 kohm 1 6W R82 83 VRS TV2AB122J J AA 1 2 kohms 1 1...

Page 53: ...2 kohms 1 6W R804 VRD ST2CD102J J AA 1 kohm 1 6W R805 VRD ST2EE100J J AA 10 ohm 1 4W R850 VRD RT2HD3R3J J AA 3 3 ohms 1 2W R851 VRD ST2CD330J J AA 33 ohms 1 6W R852 853 VRD ST2CD223J J AA 22 kohms 1 6W R854 VRD ST2CD103J J AA 10 kohm 1 6W R855 VRD RT2HD3R3J J AA 3 3 ohms 1 2W R901 902 VRD ST2CD102J J AA 1 kohm 1 6W R903 904 VRD ST2CD563J J AA 56 kohms 1 6W R905 906 VRD ST2CD102J J AA 1 kohm 1 6W R...

Page 54: ...SW724 92LSWICH1401AT J AC Switch Key Type TUNING DOWN SW725 92LSWICH1401AT J AC Switch Key Type PLAY SW728 92LSWICH1401AT J AC Switch Key Type X BASS DEMO SW729 92LSWICH1401AT J AC Switch Key Type EQUALIZER SW730 92LSWICH1401AT J AC Switch Key Type DIMMER SWM3 260 9 92LM SW1676A J AC Switch Leaf Type Fool Proof SWM4 260 10 QSW F9003AWZZ J AG Switch Leaf Type F A S SWM5 260 11 92LM SW1658A J AB Swi...

Page 55: ...Leaf Type Fool Proof 260 10 SWM4 QSW F9003AWZZ J AG Switch Leaf Type F A S 260 11 SWM5 92LM SW1658A J AB Switch Leaf Type CAM 262 MLIFP0006AWZZ J AE Damper Cassette Holder 263 LANGK0057AWFW J AE Bracket Heat Sink A 264 LANGK0058AWFW J AE Bracket Heat Sink B 266 LHLDF1001AWZZ J AC Holder PWB 267 QCNWN1481AWZZ J Lug Wire 601 XJBSF30P10000 J AA Screw ø3 10mm 603 XJBSD30P08000 J AA Screw ø3 8mm 604 XJ...

Page 56: ...CD C662 56 A B C D E F G H 1 2 3 4 5 6 Figure 7 CD MECHANISM EXPLODED VIEW 7 CD C662 306 1 701 304 701 302 301 702 702 303 M1 703x2 703x2 305x2 SW4 M2 305 PWB D 306 2 306 3 306 704 ...

Page 57: ... 240 1 240 2 240 258 FL701 256 257 260 260 1 260 2 260 3 260 4 260 5 260 6 260 7 260 8 260 9 260 10 260 11 610x6 202 Silicon Grease Silicon Grease 608x2 610x11 Q852 202 7 255 254 249 243 241 203 204 205 1 205 2 205 3 205 239x2 624x3 202 22 235 253 PWB B2 606x3 608x2 PWB B1 248x2 M901 607x2 246 242 248 x6 606 606 604x2 621 621x2 250 IC901 604x2 606 621 247 606 601x5 252 PWB F 267 622x3 623x2 Q851 Q...

Page 58: ... MECHANISM PWB C 613 229 225 228 209 224 232 229 613 225 616x4 229 214 210 SOLM2 M3 617x2 SW2 213 220 212 216 218 219 219 211 619 618 217 215 618 222 221 229x2 229 603 223 229 229 SW3 201 614 611 259 208 1 208 2 208 3 208 230 601x2 601x2 234 233 233 3 233 2 233 1 233 4 613 615 227 226 231 612 ...

Page 59: ...C662 with Capacitor C1 2 TWEETER SP3 L CH SP4 R CH WOOFER SP1 L CH SP2 R CH C1 2 Capacitor 3 3µF 100V Electrolytic N P C1 2 Capacitor TWEETER SP3 L CH SP4 R CH WOOFER SP1 L CH SP2 R CH BK BK BK RED RED 902 911x4 904 901 903 905 909x4 908x4 908x4 SP3 4 907x4 SP1 2 914 912 910 913 ...

Page 60: ...ode Label SPAKZ0517AWZZ Bottom Pad TOP FRONT Feature Label A REMOTE CONTROL 92L411 0111 Polyethylene bag 92L416 0064 Center Pad 92L414 0031 Sheet Mira Mat 92L411 0130 Packing Add Top Bottom Speaker Cord SHARP CORPORATION Communication Systems Group Quality Reliability Control Center Higashihiroshima Hiroshima 739 0192 Japan Printed in Japan SC LAG A9904 2627NS HA M No part of this publication may ...

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