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Sharp CD-BA1500H, Service Manual

Introducing the Sharp CD-BA1500H, a remarkable audio system designed to deliver superior sound quality. Enhance your musical experience with this all-in-one device that offers various features and functionalities. To unlock its full potential, simply download the free service manual from manualshive.com to explore the product's extensive capabilities and maximize your enjoyment.

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CD-BA1500H

– 30 –

Figure 30 SCHEMATIC DIAGRAM (7/10)

A

B

C

D

E

F

G

H

1

2

3

4

5

6

• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.

T303

SO301A

CF301 

CONT

IF   

FM/AM 

FM/AM 

AM LOOP
ANTENNA

SD

ST  IND

MO/ST 

F  OUT 

IF  OUT

VCC 

VT

GND 

GND 

GND 

ANT 

VSS 

AOUT

AIN 

PD

VDD 

FM  IN 

AM  IN 

DO

CL

DI

CE

X  IN

IF  IN 

REG 

AM  IF  IN

GND 

SD

STEREO

FM/AM

OUT 

VSM 

AM  LOW

CUT

AM  RF  IN

AM

OSC  IN

FM  AFC

AM  OSC

OUT

AM  MIX

OUT

FM  IF  IN

1 

2 

1 

2 

MAIN PWB-A1 (3/3)

FM SIGNAL 

AM SIGNAL

2

1

3

2

1

3

2

1

3

2

3

4

5

1

7

8

6

2

3

4

5

1

7

8

9

6

11

10

12

13

14

15

17

18

19

16

22 21 20

X  OUT

18

19

22

23

24

21

20

2

3

4

5

1

7

6

AM OSC

AM

TRACKING fL

FM ANTENNA

TERMINAL

LOW

FIL

+B

AM BAND

COVERAGE  fL

AM IF

TP301

R386

22K 

C386
330P

R376
1K

R39
1K

C354 0.022

C353 0.022

R352
1K

CF352 

T351

R350
2.7K

C367
1/50

L354

C361

0.022 

C362

3.3/50

R358
3.9K

R365
10K 

C365    0.022 

C366    0.001

C364   10/16 

C363

0.022 

R351 5.6K

C342
0.022 

C350 0.022 

C352 10/16

VD301
SUC348S

R336

10K 

C351 0.022

R323

68K 

C326
0.001

CF302

R378 1K

R382
150 

C381
12P
(CH)

R380
1.5K

C393
1/50

C380
10/16 

R372 1K

R381
10K 

C382
15P(CH)

C397
0.022 

C394
47/16 

C392
0.001

C387

0.022 

R374 1K

R373 1K

C348
0.01

C375
0.001

C301

0.01

D303
DS1SS133

D304
DS1SS133

C345

0.022 

C346

0.022 

C347

0.022 

R345

4.7K

R344

470 

C321

100/16

Q301
2SC380 O

R349

33

R348

680 

R347
6.8K

R346
330 

R399
33

R369

15

L342
2.2

µ

H 

C341
0.022 

D302
DS1SS133

D301
DS1SS133

T306

CNP302

L341

BALUN

C335
560P

C334
27P(UJ)

C302
0.001

C330
15P
(UJ)

C331
0.047 

C332
0.022 

C338
0.001

C323
0.022 

L351
100

µ

H 

R377

47K 

C385
0.01

R379

2.2K

FE301 
FM  FRONTEND 

IC302

LC72131

PLL(TUNER)

 

X352

IC

LA1

FM  IF  DET./F

+B

+B

+B

Summary of Contents for CD-BA1500H

Page 1: ...C DIAGRAM WIRING SIDE OF P W BOARD 24 VOLTAGE 41 WAVEFORMS OF CD CIRCUIT 42 TROUBLESHOOTING 43 FUNCTION TABLE OF IC 47 FL DISPLAY 53 REPLACEMENT PARTS LIST EXPLODED VIEW PACKING METHOD FOR U K ONLY CD BA1500H 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 ...

Page 2: ...0 W Impedance 6 ohms Dimensions Width 231 5 mm 9 1 8 Height 330 mm 13 Depth 210 mm 8 1 4 Weight 3 1 kg 6 8 lbs each General Power source AC 230 V 50 Hz Power consumption 95 W Dimensions Width 270 mm 10 5 8 Height 330 mm 13 Depth 375 mm 14 6 8 Weight 6 4 kg 14 0 lbs Amplifier section Output power PMPO 320 W total Except for U K MPO 160 W 80 W 80 W DIN 45 324 RMS 100 W 50 W 50 W DIN 45 324 RMS 74 W ...

Page 3: ...ance 1 Take cassette tape and compact disc out of the unit 2 Be sure to remove the power supply plug from the wall outlet before starting to disassemble the unit 3 Take off nylon bands or wire holders where they need to be removed when disassembling the unit After servicing the unit be sure to rearrange the leads where they were before disassembling 4 Take sufficient care on static electricity of ...

Page 4: ...n Cassette Holder Lift Right Tape Mechanism Front Panel Headphones PWB Turntable Disc Tray M2 x1 CD Player Unit M1 x2 1 2 N1 x3 N1 x3 Disc Tray CD Player Unit P3 x2 P2 x3 P3 x2 CD Servo PWB P1 x1 ø3x8mm Disc Tray H1 x2 ø3x10mm E1 x2 ø3x10mm E3 x1 E4 x1 E2 x1 E2 x1 Main PWB E5 x1 Headphones PWB G3 x1 ø3x10mm F2 x1 RDS PWB Power PWB J5 x1 J2 x1 G3 x1 ø3x10mm Front Panel E2 x2 ...

Page 5: ...Tweeter 1 Screw B1 x2 11 3 STEP REMOVAL PROCEDURE FIGURE Figure 11 2 Figure 11 1 Figure 11 3 Screw Driver Driver should be pried away from Speaker Box Speaker Box A1 x1 A2 x4 ø4x16mm B1 x2 ø3x10mm A2 x4 ø4x16mm Woofer Woofer Tweeter Speaker Box R2 x3 R1 x1 R1 x1 CD Mechanism Disc Tray ...

Page 6: ...1 pc upwards Note When installing the pinch roller pay attention to the spring mounting position How to remove the belt Tape 1 See Fig 12 4 1 Remove the main belt D1 x 1 pc from the motor side 2 Remove the FF REW belt D2 x 1 pc How to remove the belt Tape 2 See Fig 12 4 1 Remove the main belt E1 x 1 pc from the motor side 2 Remove the FF REW belt E2 x 1 pc How to remove the motor See Fig 12 5 1 Re...

Page 7: ...m foil around the front end of connector to protect the optical pickup from electrostatic damage ADJUSTMENT MECHANISM SECTION Driving Force Check Torque Meter Specified Value Play TW 2111 Tape 1 Over 80 g Tape 2 Over 80 g Torque Check Torque Meter Tape 2 Play TW 2111 30 to 80 g cm 30 to 80 g cm Fast forward TW 2231 70 to 180 g cm Rewind TW 2231 70 to 180 g cm Specified Value Tape 1 Specified Value...

Page 8: ... these adjustments are performed automatically Therefore playback of each disc can be performed under optimum conditions Items adjusted automatically 1 Offset adjustment The offset voltage between the head amplifier output and the VREF reference voltage is compensated inside the IC Focus offset adjustment Tracking offset adjustment 2 Tracking balance adjustment waveform drawing 12 2 EFBL 3 Gain ad...

Page 9: ...C IL Do normal play When these following key is input into PLAY key track number can be appoint directly PLAY key input MEMORY key input 1 key Track 4 2 key Track 9 3 key Track 15 STOP key input STOP Laser ON MEMORY key input Tracking OFF play at that specific point MEMORY key input Tracking ON play at that specific point STOP key input STOP IL isn t done VOL Last memory BAL CENTER P GEQ FLAT X BA...

Page 10: ...slymemorized frequency No Memorized to the lowest vacant preset channel No Memorized to the lowest vacant preset channel Compare the field strength of current receiving signal Is receiving signal stronger than signal which has same PI cord and is already memorized to preset memory ahead of this receiving time No effect No effect No effect Effect Pass No effect Pass No effect Pass No effect Pass No...

Page 11: ...ASPM operation ASPM Comparing field strength only one strongest RDS station is memorized of all stations repeater relay stations that have same PI code Same PI code freq different AF S PS same PTY same Each PI has AF S list by individually Exa P1 has f1 f2 f3 same PTY P2 has f4 f5 same PTY For example Pickup and memorized to preset CH f 1 f 2 f 3 P 1 PI code PS 1 Station Name f 5 f 4 P 2 PS 2 f 6 ...

Page 12: ...h TN ON station When ON station is NO RDS NO signal TA OFF or different PTY items The receiver switch back ON TN displaying NO READY 13 During receive ON station when ON station become to be NO RDS NO signal TA ON to OFF or different PTY item The receiver switch back ON TN 14 EON TI PTY Switch TN ON in case of 2 more stations exist comparing field strength and switch to the strongest station if th...

Page 13: ... or recent record sales charts ROCK M Contemporary modern music usually written and performed by young musi cians EASY M Current contemporary music con sidered to be easy listening as op posed to Pop Rock or Classical or one of the specialized music styles Jazz Folk or Country Music in this category is often but not always vocal and usually of short duration LIGHT M Classical Musical for general r...

Page 14: ... As to electrolyticcapacitor 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 SW613 EQUALIZER ON OFF SW614 VOLUME UP ON OFF SW615 VOLUME DOWN ON OFF SW616 CD ON OFF ...

Page 15: ... SPIN SLED DRIVER IC1 LA9235M SERVO AMP TO MAIN SECTION TO IC401 R CH L CH AGND DGND 5V B3 RCHO RVSS LVSS LCHO IC2 LC78641E SERVO SIGNAL CONTROL M SW1 OPEN CLOSE XL1 16 9344MHz 6 5 4 3 3 2 5 4 1 1 2 3 4 7 8 2 1 7 8 9 10 1 2 4 3 5 SW2 CLAMP SW3 DISC NUMBER M3 T T UP DOWN MOTOR 6 1 2 4 3 5 6 1 2 4 3 5 6 75 76 45 46 47 48 32 31 30 65 66 67 68 69 70 71 72 CE CL DI DO INT WRQ RES DEF 52 51 XOUT XIN 73 ...

Page 16: ... NF SWITCHING Q104 Q107 L T2 R T2 R T1 L T1 IC101 AN7345K PLAYBACK AND RECORD PLAYBACK AMP R L FM AM MPXIN STEREO AM RF IN AM OSC IN FM Q360 VT FM OSC OSC X352 4 5MHZ AM BAND COVERAGE AM TRACKING T303 X351 456KHz MO ST VCO FM DET VCC GND AM IF CF351 AM IF IC303 LA1832S FM AM IF MPX AM MIX CF352 T351 CF301 FE301 FM FRONT END 22 3 21 4 24 2 1 8 18 17 5 4 3 9 10 18 11 16 3 15 10 9 7 23 14 12 13 1 2 2...

Page 17: ...SW601 SW623 SW625 SW628 TO CD SECTION Q601 Q603 130 C TF IC701 IX0329AW SYSTEM MICROCOMPUTER FL701 FL DISPLAY 7 13 9 8 15 1 10 1 3 39 38 31 93 92 90 63 21 36 20 15 14 12 11 6 5 4 1 2 85 80 33 31 45 46 7 11 12 9 10 15 16 17 20 21 22 24 100 79 78 5554 53 52 49 47 44 43 42 44 39 36 35 34 3 4 2 1 40 56 23 L R JK951 HEADPHONES RL801 PT871 SUB POWER TRANSFORMER D872 D875 L801 AC POWER SUPPLY CORD AC 230...

Page 18: ...7 1 4 TR TR FO FO GND PD VR LD ACTUATOR FO FO TR TR 1 2 3 4 5 6 7 8 8 3 6 7 1 4 5 2 PICKUP UNIT GND D PUIN SP SP SL SL 3 2 5 1 4 6 2 3 5 1 4 6 3 6 1 4 5 2 2 3 5 1 4 6 CD MOTOR PWB C 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 SLDO FDO TDO MUTE Vref STANDBY VCC1 SL SL GND TR TR FO FO FO FD TO B B B B B B M M R54 68K R53 68K R52 68K R51 68K CNP1 R56 68K R55 68K C6 100 10 C54 47 10 C55 0 01...

Page 19: ...ECT CONTROL A D SW D A B B 5 4 3 2 1 PCKIST VVDD VVSS PD02 PD01 73 80 79 78 77 76 75 74 FRAME SYNC DEFECT PROTECT EFM DECODE CLV CONTROL GENERAL SLICE LEVEL CONTROL PLL VCEC SLCO SLCIST HFL FR VDD5V CONT7 CONT6 VSS V vP FSEQ EFMO RES DEF O C DISC_NO B 72 71 70 69 68 67 66 65 11 10 9 8 7 6 24 23 22 21 20 19 18 17 16 15 14 13 12 B 1 2 3 4 5 6 6 5 4 3 2 1 5 4 3 2 1 M 6 L CH B B 46 45 44 43 42 B 26 25...

Page 20: ... 7 50 C426 1 50 C428 1 50 R418 3 3K R141 10K Q11 KTC319 R140 10K R142 220K Q110 KTC3199 GR R136 10K C132 0 0033 R134 100 C134 47 25 C136 C130 0 022 R132 1 5K C128 22 25 C126 270P R128 6 8K R130 3 9K C144 0 0022 R126 68K R122 5 6K C122 47 25 R124 33K R116 56 C116 100 25 C118 0 033 R118 100K R120 3 9K C114 330P R114 1K C112 330P IC101 AN7345K R135 10K C135 47 25 C133 0 0033 R133 100 C129 22 25 C131 ...

Page 21: ...02 TO DISPLAY PWB MAIN PWB A1 1 3 DIGITAL OUT PWB A4 AC _RLY CONT M P33 12 D CNP5 TO CD SERVO PWB P25 12 E IC99 TOTX178A OPTICAL FIBER DATA LINK 3 2 1 3 2 1 3 2 1 5V GND B B B B B B B BIAS SO401 VIDEO AUX CNP401 C142 47 25 R149 4 7 L104 330µH C141 0 039 ML Q114 KTC3203 Y C140 0 0082 PP C148 0 047 ML R148 22K R147 47K Q113 KRC104 M R145 4 7K R144 47K Q112 KTA1266 GR R146 82 1 2W R423 470K R424 470K...

Page 22: ...32 0 022 C807 3300 25 C851 0 1 ML IC851 KIA7805P VOLTAGE REGULATOR IC841 KIA7810AP VOLTAGE REGULATOR C852 0 022 C853 47 25 R851 10K IC852 AN78L05 CONSTANT VOLTAGE REGULATOR D851 DS1SS133 C854 47 25 C855 0 047 ML Q831 KTC2026 R832 33 1 2W C833 22 25 R833 22K C834 0 047 ML R831 3 3 1 2W Q902 KTC3199 GR D901 DS1SS133 D902 DS1SS133 R910 1K R912 10K C908 0 022 R908 0 1 1W Q903 KTC3199 GR Q904 KTC3199 G...

Page 23: ...5 47K R874 220 R876 1K R805 47K C811 47 50 C812 100 50 S D804 1N4004S D802 1N4004S S C806 0 1 ML C805 0 1 ML F802 T4A L 250V F801 T4A L 250V D801 TS6B04GM C803 00 50 C804 200 50 L C921 0 022 C923 0 022 R921 6 8 C920 0 022 C926 0 022 R922 6 8 C924 0 022 C922 0 022 C929 0 001 C928 0 001 C952 220P C951 220P R923 6 8 C933 0 001 C932 0 001 R926 68 C934 0 001 R927 68 R925 68 C927 0 022 C925 0 022 R924 6...

Page 24: ...76 1K R39 1K C354 0 022 C353 0 022 R352 1K CF352 T351 R350 2 7K C367 1 50 L354 C361 0 022 C362 3 3 50 R358 3 9K R365 10K C365 0 022 C366 0 001 C364 10 16 C363 0 022 R351 5 6K C342 0 022 C350 0 022 C352 10 16 VD301 SUC348S R336 10K C351 0 022 R323 68K C326 0 001 CF302 R378 1K R382 150 C381 12P CH R380 1 5K C393 1 50 C380 10 16 R372 1K R381 10K C382 15P CH C397 0 022 C394 47 16 C392 0 001 C387 0 022...

Page 25: ...CT36 0 022 CT37 0 022 CT27 22P CH CT26 22P CH LT22 2 2µH CT28 47 10 CT29 0 022 RT21 100K CT25 560P LT21 2 2µH CT21 47 10 CT22 0 022 RT26 1K RT30 1K RT29 1K RT28 1K CT24 0 022 ICT21 LC72722 RDS DECORDER CT23 10 16 RT37 220K RT36 220K RT35 220K RT48 390 RT49 390 CT43 10 16 ZDT21 DZ5 1BSB CNP303 C388 0 001 R384 5 6K C391 47 16 R383 5 6K R392 270 R385 5 6K Q360 KTA1266 GR R391 270 C395 0 022 C396 100 ...

Page 26: ...8 7 2 3 5 6 40 13 12 11 10 9 8 7 2 1 3 4 5 6 M TAPE MECHANISM PWB D TAPE MOTOR DISPLAY PWB A2 2 3 4 5 1 7 8 9 6 12 13 14 15 11 17 18 19 10 16 22 23 24 25 21 27 28 29 20 26 30 32 31 33 34 35 37 38 39 36 13 13 1 1 SOLENOIDE SOLENOIDE R672 10K R671 10K R670 10K R675 1K R674 1K R673 1K R669 10K R668 1K R667 1K LED722 R659 1K R661 2 2K R663 2 2K R664 2 2K R665 2 2K R653 1K R654 1K R656 10K R660 10K Q60...

Page 27: ...DS1SS133 RX701 REMOTO SENSOR C632 47 25 C631 0 022 C630 10 50 SW628 TUNER BAND SW627 VIDEO AUX R724 100K SW626 TUNING TIME UP R722 33K SW625 REC PAUSE R721 18K R719 10K SW623 STOP R718 5 6K R714 3 9K SW622 PLAY REPEAT SW621 FAST FORWARD R712 2 7K SW620 REWIND R709 2 2K SW619 MEMORY SET R706 1 5K SW618 TUNING DOWN R703 1K SW617 TAPE R699 820 SW616 CD R697 680 R695 680 SW611 DIMMER SW612 X BASS DEMO...

Page 28: ... MECHANISM ASSEMBLY P36 4 G TO DISPLAY PWB BR COLOR TABLE RD R OR YL GR BL VL GY WH W BK PK BROWN RED ORANGE YELLOW GREEN BLUE VIOLET GRAY WHITE BLACK PINK CNS101 P35 12 E TO MAIN PWB P35 12 D TO MAIN PWB CNS102 TAPE 1 PLAYBACK HEAD TAPE 2 ERASE HEAD RECORD PLAYBACK HEAD FC702 CNS4 CNS802 TO MAIN PWB P35 12 F BR BK BR YL YL RD BL RD PT801 MAIN POWER TRANSFORMER RD BL 1 2 3 4 5 6 7 8 1 2 CNP801 TO ...

Page 29: ...area enclosed by this line is directly connected with AC main voltage 1 2 TO MAIN PWB P35 12 E P39 8 F FROM POWER TRANSFORMER FW871 C871 C874 C876 RT21 CT23 CT22 CT21 RT32 ZDT21 CT36 CT26 RT34 RT33 CT37 RT55 CT25 ICT21 CT42 XT21 10 1 2 3 9 8 7 6 5 4 11 13 12 14 15 16 17 18 19 20 21 22 23 24 QT22 RT48 LT21 E C B CT24 QT21 LT22 E C B RT49 RT37 CT27 CT29 RT26 RT30 RT29 RT28 RT35 RT36 CT28 CNP303 8 7 ...

Page 30: ... 8 7 6 5 4 3 2 1 PIN NO VOLTAGE IC702 0V 0V 0V 0V 0V 11 0V 0V 5 58V 8 7 6 5 4 3 2 1 PIN NO VOLTAGE IC703 0V 3 0V 3 3V 3 3V 0V 0V 0V 1 6V 1 6V 1 6V 1 6V 1 6V 1 6V 1 6V 1 7V 4 7V 0V 1 6V 0V 2 4V 3 3V 0V 1 6V 3 0V 0V 3 3V 0V 0 7V 0V 0V 0V 0V 0V 1 6V 3 3V 0V 1 6V 1 6V 1 6V 1 6V 0V 2 1V 2 1V 0V 3 3V 3 5V 3 3V 3 3V 3 3V 1 6V 1 6V 1 5V 0V 1 5V 3 0V 3 3V 1 8V 3 0V 0V 0V 0V 1 7V 2 4V 0V 9 8 7 6 5 4 3 2 1 3...

Page 31: ...MAL Type EDGE CH2 Delay 2 924ms Hold off 0 2us CH3 0 00V CH4 0 00V BW FULL Trigger Filter Offset 1 IC2 24 6 IC2 25 T FDO PDO2 PDO1 Stopped CH1 500mV DC 10 1 CH3 1V DC 10 1 CH4 1V DC 10 1 500ms div 500ms div NORM 20kS s 1 4 3 Record Length Smoothing ON CH1 0 000V CH2 0 0V Main 100K Zoom 2K Mode AUTO Type EDGE CH2 Delay 0 0ns Hold off 0 2us CH3 0 00V CH4 0 00V BW FULL Trigger Filter Offset CH1 v DIV...

Page 32: ...CD disc tray with the brush side down then press the play button You will hear music for about 20 seconds and the CD player will automatically stop If it continuous to tum press the stop button 1 2 3 The CD lens cleaner should be effective for 30 50 operations however if the brushes become worn out earlier then please the cleaner disc If the CD cleaner brushes become very wet then wipe off any exc...

Page 33: ...ithout inserting a disc and try starting the playback operation 2 Does the focus lens move up and down Waveform drawing 44 1 Check the focus peripheral circuit 3 Is the laser lit Spindle motor M1 4 Is the turntable rotating Figure 44 2 Figure 44 3 Yes Yes Yes No No No No No No No Yes Yes No T FDO TDO Stopped CH1 500mV DC 10 1 CH3 500mV DC 10 1 500ms div 500ms div NORM 20kS s 1 3 Record Length Smoo...

Page 34: ...and then try starting the play operation 3 Spin system check The spin driver circuit is OK 1 The turntable rotates a little Waveform drawing 45 2 Check around pin 25 on IC2 pins 15 and 16 on IC3 and CNS3A B 2 The turntable doesn t rotate T T TE DRF Stopped CH1 10V DC 10 1 CH2 1V DC 10 1 100ms div 100ms div NORM 100kS s 2 1 Record Length Smoothing ON CH1 0 0V CH2 0 00V Main 100K Zoom 2K Mode NORMAL...

Page 35: ...m is normal but the TOC data cannot be read Check the PDO waveform Figure 46 1 Check around pins 1 6 on IC2 Figure 46 1 Figure 46 2 T FDO PDO2 PDO1 Stopped CH1 500mV DC 10 1 CH3 1V DC 10 1 CH4 1V DC 10 1 500ms div 500ms div NORM 20kS s 1 4 3 Record Length Smoothing ON CH1 0 000V CH2 0 0V Main 100K Zoom 2K Mode AUTO Type EDGE CH2 Delay 0 0ns Hold off 0 2us CH3 0 00V CH4 0 00V BW FULL Trigger Filter...

Page 36: ...21 FE 22 RFEV 28 RF 1 PDO1 2 PDO2 3 VVSS 4 PCKIST 5 VVDD 6 FR 7 HFL 8 SLCIST 9 SLCO 10 EFMIN 11 JITTV 12 JITTC 13 BH 14 PH RFENV 15 FE 16 TE 25 SPDO 26 SLDO 27 FG 28 LASER 29 CONT1 30 CONT2 CONT3 CONT4 CONT5 31 32 33 34 PCK 35 C2F 36 VDD 37 DOUT 38 FSX 39 EFLG 40 TEST EFMO DEFECT FSEQ V P CONT7 CONT6 VSS VDD DRF RES WRQ INT DO DI CL CE 17 VREF 18 ADAVDD 19 ADAVSS 20 PHREF 21 BHREF 22 TBLO 23 TDO 2...

Page 37: ... SPDO Output 1 2VDD Output terminal for spindle control D A output 26 SLDO Output 1 2VDD Output terminal for sled control D A output 27 FG Input FG signal input terminal When not used connect to 0V 28 LASER Output L LASER ON OFF control terminal 29 CONT1 In Output Input mode General purpose input output terminal 1 Controlled with serial data command 30 CONT2 In Output Input mode General purpose in...

Page 38: ...l 67 DI Input interface Data input terminal 68 DO Output L Data output terminal 69 INT Output H Interruption signal output terminal 70 WRQ Output H Interruption signal output terminal 71 RES Input Reset input terminal of LC78640 When turning on power set it at L 72 DRF Output L Focus ON detection terminal 73 VDD5V Power terminal for microcomputer interface 74 VSS Ground terminal of digital system ...

Page 39: ...3 P21 DT Output DATA OUTPUT 24 P20 DO Output DATA INPUT 25 AVss AVSS ANALOG GROUND 26 ANI7 TUN SM Input TUNER SIGNAL METER INPUT P17 M BUSY Input COMMUNJCATE TO MPEGU COM M_BUSY 27 ANI6 NO USE Input GND 28 ANI5 SPEANA 2 Input SPEANA DATA INPUT 16 KHz 29 ANI4 SPEANA 1 Input SPEANA DATA INPUT 1 KHz 30 ANI3 SPEANA 0 Input SPEANA DATA INPUT 63 KHz 31 33 ANI2 ANI0 KEY2 KEY0 Input KEY INPUT 34 AVDD AVDD...

Page 40: ...B CH1 output offset control 4 OUT1 CH1 inverted output 5 OUT1 CH1 non inverted output 6 OUT2 CH2 inverted output 7 OUT2 CH2 non inverted output 8 14 GND GND 15 OUT3 CH3 non inverted output 16 OUT3 CH3 inverted output 17 IN3 CH3 inverted input 18 VCC1 Power supply 1 CH1 CH2 CH3 19 STANDBY STANDBY signal input 20 VRFE CH1 CH4 Reference voltage input 21 MUTE Mute signal input CH6 22 IN5 CH5 inverted ...

Page 41: ...f CONTROL CIRCUIT CONTROL CIRCUIT CONTROL CIRCUIT LOUT LBASS 0 1uF LIN LSEL0 L4 L3 L2 L1 R1 R2 R3 R4 RSEL0 R1N RTRE LTRE RBASS 0 1uF ROUT Yref VDD CL DI CE YSS CCB INTERFACE CD Tuner Tape Video 24 23 22 21 20 19 18 17 16 15 14 13 1 2 3 4 5 6 7 8 9 10 11 12 LC75341 DI CE VSS LOUT LBASS LTRE LIN LSEL0 L4 L3 L2 L1 CL VDD VREF ROUT RBASS RTRB RIN RSEL0 R4 R3 R2 R1 ...

Page 42: ...6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 9G S1 B1 B2 B3 B4 B5 B6 B7 8G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 7G Dp d c n p r e m g col b k j h f a S2 S3 S4 S5 6G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 5G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 4G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 3G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 2G Dp d c n p r e m g b k j h f a ...

Page 43: ...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 44: ...T7 VD301 VHCSVC348S 1 J AK Variable Capacitance SVC348S ZD61 VHEDZ3R9BSB 1 J AC Zener 3 9V DZ3 9BSB ZD351 VHEDZ5R1BSB 1 J AC Zener 5 1V DZ5 1BSB ZD601 VHEDZ6R2BSC 1 J AB Zener DZ6 2BSC ZD801 VHEDZ300BSB 1 J AB Zener 30V DZ300BSB ZD802 VHEDZ6R2BSA 1 J AB Zener 6 2V DZ6 2BSA ZD803 VHEDZ130BSB 1 J AB Zener DZ130BSB ZDT21 VHEDZ5R1BSB 1 J AC Zener 5 1V DZ5 1BSB FILTERS CF301 302 RFILF0072AFZZ J AG FM I...

Page 45: ...µF 50V C406 VCEAZA1HW226M J AB 22 µF 50V Electrolytic C407 408 VCEAZA1HW106M J AB 10 µF 50V Electrolytic C409 412 VCQYKA1HM104K J AB 0 1 µF 50V Mylar C413 414 VCTYMN1CX272K J AA 0 0027 µF 16V C417 418 VCEAEA1HW105M J AB 1 µF 50V Electrolytic C419 420 VCEAZA1HW475M J AB 4 7 µF 50V Electrolytic C421 428 VCEAEA1HW105M J AB 1 µF 50V Electrolytic C429 430 VCKYMN1HB391K J AA 390 pF 50V C439 440 VCKYPA1H...

Page 46: ... MN2BD223J J AA 22 kohms 1 8W R149 VRD ST2CD4R7J J AA 4 7 ohms 1 6W R157 VRD ST2EE151J J AA 150 ohms 1 4W R323 VRD MN2BD683J J AA 68 kohms 1 8W R336 VRD MN2BD103J J AA 10 kohm 1 8W R344 VRD MN2BD471J J AA 470 ohms 1 8W R345 VRD MN2BD472J J AA 4 7 kohms 1 8W R346 VRD MN2BD331J J AA 330 ohms 1 8W R347 VRD MN2BD682J J AA 6 8 kohms 1 8W R348 VRD MN2BD681J J AA 680 ohms 1 8W R349 VRD MN2BD330J J AA 33 ...

Page 47: ...CD683J J AA 68 kohms 1 6W R973 VRD ST2CD153J J AA 15 kohms 1 6W R975 VRD RT2HD4R7J J AA 4 7 ohms 1 2W RT21 VRD ST2CD104J J AA 100 kohm 1 6W RT26 VRD ST2CD102J J AA 1 kohm 1 6W RT28 30 VRD ST2CD102J J AA 1 kohm 1 6W RT32 VRD ST2CD103J J AA 10 kohm 1 6W RT33 34 VRD ST2CD563J J AA 56 kohms 1 6W RT35 37 VRD ST2CD224J J AA 220 kohms 1 6W RT48 49 VRD ST2EE391J J AA 390 ohms 1 4W RT51 VRD ST2CD103J J AA ...

Page 48: ...ear Panel For U K 208 LANGK0110AWFW J AE Bracket Cassette Lock Tape 1 209 LANGK0111AWFW J AE Bracket Cassette Lock Tape 2 210 LANGK0192AWFW J AD Bracket Fan Support 213 LCHSM0094AWFW J AP Main Chassis 214 LHLDZ1241AWZZ J AE Holder FL Display 219 MLOKC0003AWZZ J AD Lock Lever Cassette Tape 1 220 MLOKC0004AWZZ J AD Lock Lever Cassette Tape 2 221 MSPRD0109AWFJ J AB Spring Cassette Lock Tape 1 222 MSP...

Page 49: ...AWZZ J Label Bar Code For Europe 22 TLABN0112AWZZ J Label Serial Number P W B ASSEMBLY Not Replacement Item PWB A1 4 92LPWB3284MANS J Main Display Headphones Digital Out Combined Ass y PWB B 92LPWB3306CDUS J CD Servo PWB C QPWBF0027AWZZ J AD CD Motor PWB Only PWB D Tape Mechanism PWB E 92LPC99C017 J CD T T Up Down Motor PWB Only PWB F 92LPWB3284PWRS J Power PWB G 92LPWB3284RDSS J RDS OTHER SERVICE...

Page 50: ...CD BA1500H 7 A B C D E F G H 1 2 3 4 5 6 Figure 7 CD MECHANISM EXPLODED VIEW CD BA1500H 306 1 701 304 701 302 301 702 303 M1 703x2 305x2 SW4 M2 305 PWB C 306 2 306 3 306 704 ...

Page 51: ... 1 2 3 4 5 6 CD BA1500H 248 CD MECHANISM 205 257 235 236 243 224 259 239 239 260 204 2 204 1 204 3 258 204 240 239x3 604x2 604x2 250x4 256 247 262 238 241 244 618 251 252 255 249 253 PWB B 239 254 246 232 263 234 M3 242 SW3 SW2 SW1 619 264 245 274 275 276 239 PWB E ...

Page 52: ...trieval system or transmitted in any from or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher A0003 2268NS HA M SG SK SHARP CORPORATION Communication Systems Group Quality Reliability Control Center Higashihiroshima Hiroshima 739 0192 Japan Printed in Japan ...

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