Sharp CD-C440W Service Manual Download Page 34

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CD-C440W/CP-C440W

– 34 –

Figure 34 WIRING SIDE OF P.W.BOARD (5/7)

T1.6A L 250V

F804

T4A L 250V

F802

F803

T4A L 250V

BROWN

BLUE

D801

C802

C801

K801

K802

C809

C811

C810

R801

ZD802

C805

R807

R802

R803

C803

C804

C807

C808

C806

ZD801

D807

D806

D808

D809

D804

D805

D803

D802

R806

Q801

FW902B

D801

BI801

E
C
B

T.F

127V

110V

220V

230-240V

T801

POWER TRANSFORMER

230-240V

220V

127V

110V

CNP801

CNS801

TO MAIN PWB

AC POWER SUPPLY COAD(216)

AC 110/127/220/230-240 V,50/60 Hz

POWER PWB-B1

1 2 3 4 5 6

SW801

VOLTAGE

SELECTOR

P31 7-H

Summary of Contents for CD-C440W

Page 1: ...EFORMS OF CD CIRCUIT 37 TROUBLESHOOTING CD SECTION 38 FUNCTION TABLE OF IC 42 FL DISPLAY 51 REPLACEMENT PARTS LIST EXPLODED VIEW CD C440W CP C440W CD C440W AND CP C440W constitute CD C440W In the interests of user safety the set should be restored to its original condition and only parts identical to those specified be used SRS technology Licensed from SRS Labe SRS technology holds the follwing pa...

Page 2: ...radiation exposure Laser Diode Properties Material GaAIAs Wavelength 780 nm Emission Duration continuous Laser Output max 0 6 mW VOLTAGE SELECTION The voltage selector is located on the AC voltage selector box If adjustment is necessary use a screwdriver in order to turn the selector in either direction until the correct voltage figure is displayed in the window next to the adjisument screw QACCA0...

Page 3: ...Power consumption 200 W Dimensions Width 270 mm 10 5 8 Height 300 mm 11 13 16 Depth 368 mm 14 1 2 Weight 6 9 kg 15 2 lbs Amplifier section Output power PMPO 800 W total MPO 192 W 96 W 96 W 10 T H D RMS 100 W 50 W 50 W 10 T H D Input terminals Video Auxiliary audio signal x 2 500 mV 47 kohms Output terminals Speakers 6 ohms Headphones 16 50 ohms recommended 32 ohms Compact disc player section Type ...

Page 4: ...h 22 Extra Bass Button X BASS 23 Volume Up Down Buttons 24 Clock Button 25 Timer Sleep Button 26 Memory Set Button 27 Tuning and Time Up Down Buttons 28 Editing Speed Selector Buttons NORMAL HIGH 29 Reverse Mode Button 30 Headphone Socket 31 Function Selector Buttons 32 Record Pause Button 33 3D Surround Mode Select Buttons PASS MONO STEREO 34 Track Down Review Preset Down Button 35 TAPE 2 Reverse...

Page 5: ...Skip Button 6 Play Repeat Button 7 Stop Button 8 Memory Button 9 Clear Button 10 Random Button 11 Pause Button Tuner control section 12 Preset Up Down Buttons Tape control section 13 TAPE 1 2 Stop Button 14 TAPE 2 Reverse Play Button 15 TAPE 2 Record Pause Button 16 TAPE 1 Play Button TAPE 2 Forward Play Button 17 TAPE 2 Rewind Button 18 TAPE 2 Fast Forward Button 19 Function Selector Buttons 20 3...

Page 6: ...Y When the unit is in the demonstration mode press the DEMO button to enter the clock mode Press the MEMORY SET button Perform steps 6 9 above When the ON STAND BY switch is set to ON Press the CLOCK button Within 5 seconds press the MEMORY SET button Perform steps 6 9 above To see the time display When the power is ON Press the CLOCK button The time display will appear for about 5 seconds To chan...

Page 7: ...Flat Wire F3 x4 4 Socket F4 x3 7 Headphones PWB 1 Screw G1 x1 8 1 8 Front Panel 1 Screw H1 x2 8 1 9 Display PWB 1 Screw J1 x3 8 2 Switch PWB 2 Screw J2 x11 10 Tape Mechanism 1 Open the cassette holder 8 2 2 Screw K1 x6 11 Power Amp PWB 1 Screw L1 x4 8 3 12 Turntable 1 Screw M1 x1 8 4 2 Cover M2 x1 13 Disc Tray 1 Screw N1 x2 8 4 2 Guide N2 x2 14 CD Changer 1 Screw P1 x4 8 5 Mechanism 15 CD Mechanis...

Page 8: ... ø3 x10mm Power Supply PWB L1 x4 ø3 x10mm Power Amp PWB N1 x1 ø3 x10mm N1 x1 ø3 x10mm M1 x1 ø3 x10mm Turntable Disc Tray M2 x1 N2 x1 N2 x1 CD Player Unit P1 x4 ø3 x12mm Q1 x1 ø2 6 x10mm CD Changer Mechanism CD Mechanism Shift Lever CD Player Base CP C440W SHARP A1 x1 Speaker Box Screw driver Driver should be pried away from speaker Box Direction of handle Speaker Box A4 x4 ø4 x12mm A2 x1 A3 x4 ø3 ...

Page 9: ... 9 2 REMOVING AND REINSTALLING THE MAIN PARTS CD MECHANISM SECTION Perform steps 1 2 3 14 and 15 of the disassembly method to remove the CD mechanism How to remove the turntable up down motor See Fig 9 1 1 Remove the screws A1 x 2 pcs to remove the turntable up down motor Figure 9 1 B1 x2 2 6 x6mm Shaft B2 x1 Stop Washer B3 x1 Gear B4 x1 CD Mechanism Pickup A1 x2 ø2 x5mm Turntable Up Down Motor ...

Page 10: ...ting Parts Instrument Connection FM Notes 1 Description of the FM IF Adjustment is not carried on this Manual It is because the IF coil in the FM front end section has been best adjusted in the factory so that its further adjustment is not needed at the field When replacing the FM front end assembly no adjustment is needed either 2 The parts in the FM front end section are prepared in a complete u...

Page 11: ...g the optimal settings CD SECTION Figure 11 1 Note Only in STOP state it is possible to slide the pickup with the or key VOL Last memory BAL CENTER R GEQ FLAT X BAS OFF Canceling method POWER OFF Setting the test mode Any one of test mode can be set by pressing several keys as follows REC PAUSE CD POWER TEST CD operation test TEST mode Function CD test mode Setting of TEST mode Indication of CD TS...

Page 12: ...rs such symbol as K and M are used the symbol K means 1000 ohm and the symbol M means 1000 kohm and the resistor without any symbol is ohm type resistor Besides the one with Fusible is a fuse type Capacitor To indicate the unit of capacitor a symbol P is used this symbol P means micro micro farad and the unit of the capacitor without such a symbol is microfarad As to electrolyticcapacitor theexpre...

Page 13: ...C1 LA9240M SERVO AMP RES CQCK COIN SQOUT RWC WRQ CL DAT SELIAL CONTROL CE SL SL DRF 4 9V 62 64 45 36 23 43 37 38 39 40 24 25 58 53 10 12 20 32 40 43 44 53 52 51 54 31 30 29 23 27 16 15 41 44 Q1 4 9V Q81 7 3V B4 REGULATOR TO MAIN SECTION XOUT EFMO EFMIN CLV JP CONT2 CONT1 27 26 SOL SPEED H L RCHO RVSS LVSS LCHO VVDD VDD LVDD RVDD XVDD TO MAIN SECTION 1 9 7 3 2 5 8 6 CD O C SW CD D NO CD U D SW1 OPE...

Page 14: ...2 PH OUT SOLENOID SOLM1 T2 PH IN B2 TA PUL QM03 PHM1 FAS SW SWM5 CAM SW SWM6 T1 RUN SW REC RVS SWM4 T2 A B FP REC FWD SWM3 T2 A B FP MOTOR DRIVER DRIVER DRIVER QM02 TA MOT SW HI SPEED TA MOT H L QM05 B2 QM04 QM01 MM1 TAPE MOTOR M SWITCHING SWITCHING SWITCHING Q119 Q115 Q116 R NF L NF HI SPEED REC MUTE PB MUTE Q117 Q118 MUTING MUTING Q121 Q122 REC PB L R VIDEO2 VIDEO1 R L IN R L L R R L L R R L FRO...

Page 15: ...INH SRS B SRS A SRS 3D SRS PASS DOLBY P L SRS BALANCE 4CH SP B1 T801 POWER TRANSFORMER F804 T1 6A L 250V F803 T5A L 250V F802 T5A L 250V T F KEY MATRIX KEY0 KEY5 LED701 LED711 LED714 LED719 VDD B5 VSS IC702 BU2092F LCK CLOCK DATA B4 Q705 Q706 ZD701 SYS STOP RESET Q704 B6 S MUTE POWER REMOCON DI CLK DO CE RX701 REMOTE SENSOR REMOCON B5 TUN SD TUN SM TUN MUTE CLEAR MAIN SO MAIN SI MAIN SCK MAIN STB ...

Page 16: ...FOSTA S Q R FSTA 8 12CM LASER 2FREQ JP JP CV CV REF REF JP REF EFBAL FSC FOSTA FE1 FSC SLOF SLOF SLOF JPCLO FSS TBC NC TE K B F 1 16 CD SL CD MOTOR PWB E PICKUP IN SLED MOTOR SPINDLE MOTOR PD VR LD TR TR FO FO GND E K A F E B K 2200P 1M 2200P 1M PICKUP UNIT ACTUATOR TR FO FO TR LD GND LT0H30M1 C F A B E K LD MON VR LD GND PD F F T E A B F K T TP1 HF CD GND GND VREF TR TR FO FO GND TR TR FO FO CD_G...

Page 17: ... 2 1 SPEED_HIGH LO CD_4R3V D_GND CD_D_NO D_GND D_GND M M SOL 16M 4M TEST5 CS TEST1 SFSY SBCK NC DOUT C2F EMPH CONT5 CONT4 CONT3 CONT2 CONT1 VDD FSEQ PCK JP_ JP TGL TOFF DEF1 PDO VVSS ISET VVDD FR VSS EFMO EFMIN TEST2 CLV CLV_ V P TA1 GND D MECHA UP GND D DISC NO OPEN CLOSE GND D M M GND M SOL 5V CD_LD_M CD_D_NO CD_TRAYEND CD_U D P20 1 B C P23 12 G P20 3 H P21 7 H P23 12 B P21 8 H P21 9 A P23 12 E ...

Page 18: ...21 P22 VDD VSS REMOCON SYS STOP POWER F_MUTE P32 TO2 P31 TO1 IC P01 INTP1 P02 INTP2 P03 INTP3 CI0 P71 P72 P70 P00 INTP0 TI0 P33 TI1 P34 TI2 P35 PCL P36 BUZ VSS XT2 P04 XT1 AVREF AVDD P10 ANI0 P11 ANI1 P12 ANI2 P13 ANI3 P16 ANI6 P15 ANI5 P14 ANI4 P17 ANI7 AVSS P74 RESET P24 BUSY P25 SI0 SB0 P27 SCK0 P23 STB P22 SCK1 P21 SO1 P20 SI1 P90 FIP2 P80 FIP0 P81 FIP1 P91 FIP3 P92 FIP4 P93 FIP5 P94 FIP6 P113...

Page 19: ... DATA CO 5V BACK UP Q7 Q6 Q5 Q5 Q6 P21 7 A P21 7 H C729 47 16 R749 10K FW703 FW702 SW707 SW708 RD07 12K SW706 RD05 3 9K SW705 RD04 2 2K SW704 RD06 5 6K LED716 LED714 LED718 LED717 LED715 LMKD515B LED719 FW701 SW735 RD30 1 2K RD29 1K SW734 SW733 RD22 1K SW726 RD23 1 2K SW725 RD24 1 8K LED711 5N4YTN52 LED709 5N4YTN52 LED707 5N4YTN52 LED706 5N4YTN52 LED708 5N4YTN52 LED710 5N4YTN52 R742 820 R743 820 R...

Page 20: ...0 P113 FIP21 P112 FIP20 P110 FIP18 P106 FIP16 P116 FIP24 P117 FIP25 P114 FIP22 P115 FIP23 P105 FIP15 P104 FIP14 P02 INTP2 P71 P70 P21 SO1 P20 SI1 P00 INTP0 TI0 P01 INTP1 P122 FIP28 P123 FIP29 P91 FIP3 P92 FIP4 P93 FIP5 P94 FIP6 P22 SCK1 VDD P72 IC XT2 VSS X2 P37 P36 BUZ P35 PCL P34 TI2 P32 TO2 P11 ANI1 P90 FIP2 VDD P27 SCK0 P80 FIP0 P81 FIP1 P120 FIP26 P121 FIP27 P107 FIP17 P111 FIP19 P13 ANI3 P12...

Page 21: ...390P R561 27K R562 27K R563 1 8K C585 390P C855 330P R574 2 2K C852 0 1 63 C856 330P WT901 J501 CNP502 WT502 WT601 D828 1SS133 R832 100 D824 1SS133 Q829 KRC107 M R820 10K C827 0 022 Q828 2SD468 C C828 47 25 R830 22 D825 1SS133 R826 560 C865 0 022 F821 T500mA L 250V CNP801 R567 1 8K C587 390P R566 27K C588 390P R565 27K R568 1 8K D560 1SS133 D561 1SS133 R511 1K C539 10 50 C546 10 50 R514 1K R520 1K...

Page 22: ... QM02 KTA1273Y R RM05 10K QM05 KTA1266GR RM12 33K RM03 33K QM01 KTA1266GR RM02 6 8K CNS102 BI102 CNS101 FWM1 VRM1 3 3K B RM1 2 7K SWM4 SOLM1 SWM5 CNPM2 SWM6 SWM3 FWM2 MM1 PHM1 WTM1 CNP101 C121 1 50 R127 8 2K C101 680P C102 680P R102 1K R101 1K R118 1K C136 0 022 C140 C134 22 25 R134 68K C130 470P R136 1 8K R117 1K C128 3 3 50 R139 560 C129 470P R135 1 8K C107 680P C108 680P R109 4 7K Q107 KTC3199 ...

Page 23: ...WITCHING SWITCHING ALC ALC D R SWITCHING P20 3 H P17 12 E P21 7 H P20 4 A P20 1 C P17 12 C P21 11 E P20 1 C P17 10 H C163 47 16 08 K RM09 2 2K RM07 10 RM06 2 2K RM05 10K QM04 KRC104M R157 4 7K RM14 10K RM16 10K RM15 10K RM19 3 3K RM20 10K DM03 1SS133 R149 10K R146 10K C140 0 0033 R143 10K R144 10K Q117 2SC2878 A C143 0 022 C144 0 022 C146 220 10 C147 0 022 C145 22 25 R150 10K C142 1 50 IC101 AN734...

Page 24: ...9 470P C906 2 2 50 R925 56K C989 47 25 C990 0 022 ZD901 MTZJ15A C996 4700 50 C801 0 047 C809 100 50 R807 2 2K C808 47 63 R801 12K C805 100 R806 100 D8 RL1 Q801 KTA1266GR ZD802 MTZJ5 6B R802 220 R803 220 C804 0 047 C803 0 047 D802 RL104A D804 RL104A D805 RL104A D803 RL104A D801 S4VB20 C806 47 50 C807 47 50 ZD801 MTZJ33C Q997 KTC3199GR Q998 KTC3199GR C997 47 50 R998 56K R926 56K C994 100 R919 10K Q9...

Page 25: ...S801 K801 K802 SW801 T801 F804 T1 6A L 250V F803 T5A L 250V F802 T5A L 250V D806 RL104A C810 100 50 R927 4 7 C923 0 1 63 C921 0 1 63 R928 4 7 C924 0 1 63 C922 0 1 63 C802 0 047 63 R934 180 R933 180 R935 180 L903 2 2µH R925 56K C989 47 25 C990 0 022 ZD901 MTZJ15A C996 4700 50 R996 47K Q999 KTC3199GR C801 0 047 63 D807 RL104A C809 100 50 C811 100 50 R807 2 2K C808 47 63 D808 RL104A R801 12K C805 100...

Page 26: ...78 82K C386 330P R373 1K R372 1K R374 1K R371 1K C350 0 022 C344 33P C352 10 16 C351 0 022 R351 5 6K C399 0 022 C353 0 022 C354 0 022 R393 1K C358 C364 10 16 C366 0 001 C365 0 022 C363 0 022 R356 1K 27P C369 C373 0 027 C374 0 027 R357 470K R3 1 C343 33P VR351 10K B D302 1SS119 R344 470 R345 4 7K C346 0 022 C345 0 022 C321 100 16 R379 2 2K C382 15P C381 12P X352 C385 0 01 R377 47K L351 100µH X351 C...

Page 27: ...D352 1SS119 R382 150 C380 10 16 R376 1K R378 82K C386 330P CNP303 R373 1K R372 1K R374 1K R371 1K C350 0 022 C344 33P C352 10 16 C351 0 022 R351 5 6K R354 3 9K C399 0 022 C353 0 022 C354 0 022 R393 1K C358 1 50 ZD351 MTZJ5 1B C364 10 16 C366 0 001 C365 0 022 C363 0 022 R356 1K 27P C369 C373 0 027 C374 0 027 R357 470K R364 1 8K C343 33P VR351 10K B R379 2 2K C382 15P C381 12P X352 C385 0 01 R377 47...

Page 28: ...1 3 2 1 3 2 1 SRS_B SRS_INH 3 2 1 A_12V SRS_A 3 2 9 15 Q459 KRC107 M Q460 KRC107 M Q461 KTC3203 Y Q466 KRC107 M R449 1 5K R452 4 7K Q467 KRA107 M R494 100K R497 100K R481 3 9K R482 33K C460 0 47 50 C470 330P C463 0 068 C466 0 0068 C464 0 022 C462 0 22 C468 0 0018 C473 0 47 50 C474 0 47 50 R492 4 7K C458 0 047 C457 100 16 C456 100 16 D451 1SS133 R478 1K R468 1K R500 6 8K R498 4 7K R495 1K R493 1K C...

Page 29: ... 1 PIN NO VOLTAGE IC502 0V 0V 0V 0V 0V 11 7V 0V 6 4V 8 7 6 5 4 3 2 1 PIN NO VOLTAGE IC503 0V 0V 0V 0V 0V 11 7V 0V 6 4V 8 7 6 5 4 3 2 1 PIN NO VOLTAGE IC504 0V 0V 0V 0V 0V 13 2V 0V 11 0V 8 7 6 5 4 3 2 1 PIN NO VOLTAGE IC651 0V 3 1V 28 4V 28 4V 28 4V 28 4V 28 4V 28 4V 28 4V 4 85V 4 85V 0V 4 75V 0V 3 3V 4 7V 0V 0V 5 0V 4 8V 4 8V 0V 4 8V 4 8V 4 8V 4 8V 4 8V 4 8V 4 8V 4 9V 4 8V 0V 4 8V 0V 2 3V 2 1V 0V ...

Page 30: ... D820 Q825 C865 Q824 Q823 ZD822 D823 C826 R826 Q829 R829 R828 C831 C830 Q827 Q826 D822 C829 R822 C822 C828 R821 Q822 Q821 ZD823 D821 D827 D826 ZD821 R832 R831 R830 R684 Q828 D602 C827 F821 T500mA L 250V C823 CNP8 Q C581 C565 R533 R531 C567 C566 R535 R534 C568 R542 R536 R544 C570 C572 R537 R539 R543 R541 C569 C571 R554 R555 R557 C575 R549 R553 C583 R550 C574 R552 R547 C573 R548 R558 C582 R502 C514 ...

Page 31: ...4 R80 R61 R76 C70 C92 R74 R75 C69 R73 R82 C46 R90 R633 R88 R86 R87 R96 R98 R97 R27 R26 C20 R30 C16 R23 R21 R22 R20 R25 C15 R19 R24 R39 R40 IC5 1 5 10 15 18 19 20 25 30 35 36 R31 1 2 3 4 5 6 7 8 9 1011 R219 R636 R637 R638 R645 R646 R647 R634 R628 R635 R632 R640 R679 R649 C602 1 80 5 10 15 20 24 25 30 35 40 41 45 50 55 60 6465 70 75 R651 R652 R653 R654 R655 R657 R658 R660 IC601 R662 R602 R661 R663 R...

Page 32: ...RD26 RD34 RD33 RD15 RD31 RD30 RD32 RD35 RD24 R767 C708 R777 R703 RD09 RD08 R736 R727 R726 R722 R729 R702 R701 R711 C715 R775 R774 R772 ZD701 R704 C702 1 2 C710 LED705 LED702 LED701 Q705 Q706 C716 Q701 C713 C712 LED703 LED704 SW727 SW735 SW729 SW737 SW709 SW738 SW721 LED706 LED710 SW701 SW702 SW703 SW731 SW724 SW732 SW723 SW710 LED707 SW728 SW711 SW719 LED708 LED709 SW730 SW717 LED711 SW712 SW736 S...

Page 33: ...385 R383 R387 R384 C395 C352 C351 L353 R358 C343 R351 IC303 C366 C350 C353 C361 C363 C362 TP302 C364 C365 R350 C367 X351 R356 R357 C368 C374 R361 C373 C371 R393 R364 R363 R355 R352 CF351 C399 C398 C358 C357 R353 C356 R359 R367 R354 12 11 10 9 8 7 6 5 4 3 2 1 R366 R365 R377 D353 R368 C375 CNP303 C370 ZD351 C396 CF352 R392 L352 R391 R395 Q361 ZD352 C391 VR351 D352 D351 R382 Q360 Q371 FE301 T302 T306...

Page 34: ...1 C810 R801 ZD802 C805 R807 R802 R803 C803 C804 C807 C808 C806 ZD801 D807 D806 D808 D809 D804 D805 D803 D802 R806 Q801 FW902B 1 3 D801 BI801 E C B 1 6 T F 127V 110V 220V 230 240V T801 POWER TRANSFORMER 230 240V 220V 127V 110V CNP801 CNS801 TO MAIN PWB AC POWER SUPPLY COAD 216 AC 110 127 220 230 240 V 50 60 Hz POWER PWB B1 1 2 3 4 5 6 WH GY WH GY WH RD SW801 VOLTAGE SELECTOR P31 7 H ...

Page 35: ...23 R925 R911 C913 C911 R937 R994 R995 C908 R907 C906 C996 ZD901 R915 C905 R928 R927 RL901 D999 R934 R996 Q999 R926 C997 R998 Q998 D998 B C E E C B B C E Q997 C992 C995 R917 C915 R993 R939 Q904 R922 FW903 1 5 FW902A 3 1 FW901 1 9 WT903 1 2 3 4 5 1 2 3 4 5 3 2 1 3 2 1 IC901 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 SO901 SPEAKER TERMINAL L CH R CH WT901 TO MAIN PWB 1 1 5 9 BR COLOR TABLE RD R OR ...

Page 36: ...NP1 CNS1B CNS1A CNS2B CNS2A CNS3B CNS3A BL YL PK WH BK GY RD WH GY WH GY WH GY WH RD WH GY WH GY WH BL PK WH YL BK CNP2 CNP3 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 1 2 3 4 5 TO MAIN PWB TO MAIN PWB TO MAIN PWB PICKUP UNIT CD MOTOR PWB E TRAY MOTOR PWB G SOLM2 SOLENOID BR COLOR TABLE RD R OR YL GR BL VL GY WH W BK PK BROWN RED ORANGE YELLOW GREEN BLUE VIOLET GRAY WHITE BL...

Page 37: ... 3 0 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 5...

Page 38: ...o stop Is from 5 V till 0V down pulse approx 300 ms input Check the SW3 and the wiring from the IC601 pin 54 to the SW3 No No into the IC601 pin 54 when the turntable is rotating 5V 0V Yes Check IC2 pin26 Q91 and Q93 and the periphery Check the SW2 MECHA UP SW and the wiring from the IC601 pin 54 to the SW2 MECHA UP SW No Yes Is there following voltage input on the IC601 pin 54 in the specific sta...

Page 39: ...s 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 pick up in PICKUP IN SW position If the items mentioned above are OK check the main microcomputer IC801 Yes Yes No Yes No The CD operating keys work Check ...

Page 40: ...m Figure 40 2 Figure 40 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 impede...

Page 41: ...n is performed when disc exits Yes Although HF waveform is normal TOC data cannot be read Yes Check PDO waveform Fig 41 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 stabili zes 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 emit...

Page 42: ...VDD Power terminal of digital system 24 CONT1 Input Output General purpose input output terminal 1 25 CONT2 Input Output General purpose input output terminal 2 26 CONT3 Input Output General purpose input output terminal 3 27 CONT4 Input Output General purpose input output terminal 4 28 CONT5 Input Output General purpose input output terminal 5 29 EMPH Output Difference monitor terminal At H deemp...

Page 43: ...tor is integrated Surely connected to 0V 63 CS Input Chip selection input terminal Pull down resistor is integrated Connected to 0when not controlled 64 TEST1 Input Input terminal for test Pull down resistor is integrated Surely connected to 0V Pin No Note The same potential must be supplied to the power terminals VDD VVDD LVDD RVDD XVDD In this unit the terminal with asterisk mark is open termina...

Page 44: ...pindle amplifier 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 fee...

Page 45: ...PH1 Pin 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 45 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...

Page 46: ... 28 SPEANA 1 Input 16kHz BPF spectrum analyzer input 29 AVDD A D converter analog positive power 30 AVREF A D converter reference power 31 TAPE CUM SW Input Tape mechanism cam SW input terminal 32 No connected 33 VSS To be connected to GND 34 X1 Main clock terminal not used 35 X2 Main clock terminal not used 36 LINE MUT Output Line mute output not used 37 SURROUND MUT Output Surround mute output 3...

Page 47: ...CUT Output Beat cancel signal control output 76 TAPE HI SPEED Output Tape mechanism High Low speed selection 77 Not used 78 Not used 79 TAPE PB EQ Output Tape circuit playback Eq selection 80 TAPE REC MUT Output Tape circuit record muting output In this unit the terminal with asterisk mark is open terminal which is not connected to the outside Terminal Name Pin No Input Output Function 1 REC PB CD...

Page 48: ...ut Tuner initial setting input 29 AVDD AVDD Analog positive power supply for A D converter 30 AVREF AVREF Reference power supply for A D converter 31 P04 XT1 VSS Input Sub clock input To be connected to Vss 32 XT2 N C Sub clock output OPEN 33 VSS VSS GND power 34 X1 X1 Input Main clock 4 194304 MHz 35 X2 X2 Output Main clock 4 194304 MHz 36 P37 LED LCK Output LED IC serial clock output BU2092 LCK ...

Page 49: ...e IC501 VHiLC75396E 1 Audio Processor LC75396E 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LTIN LF1C1 LF1C2 LF1C3 LF2C1 LF2C2 LF2C3 LF3C1 LF3C2 LF3C3 LF4C1 LF4C2 LF4C3 LF5 LTOUT LFIN RF1C1 RF1C2 RF1C3 RF2C1 RF2C2 RF2C3 RF3C1 RF3C2 RF3C3 RF4C1 RF4C2 RF4C3 RF5 RTOUT RFIN RFCOM 49 LSELO 50 LINVIN1 51 L5 52 L4 53 L3 54 L2 55 L1 56 VDD 57 R1 58 R2 59 R3 60 R4 ...

Page 50: ...H to L and the specific analog switch is actuated Data transfer is enabled on the H level 26 VSS GND 27 LVREF Internal analog ground terminal 28 LROUT Output terminal of Lch rear side control 29 LRCOM Common terminal of Lch rear side 1dB step control 30 LRIN Input terminal of Lch rear side 4dB step control 31 LFOUT Output terminal of Lch front side control 32 LFCOM Common terminal of Lch front sid...

Page 51: ... 51 CD C440W CP C440W FL701 VVKBJ549GK 1 FL Display Figure 51 FL DISPLAY 1 2 3 X BASS kHz MHz RDS EON TA PTY TP 33 250 1k 4k 16k SLEEP ST 4 SP SRS MEMORY PRO LOGIC REC TI ...

Page 52: ...CD C440W CP C440W 52 M E M O ...

Page 53: ...amic type VCT Semiconductor type VC MF Cylindrical type 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 elec...

Page 54: ... Q829 VSKRC107M 1 J AC Digital NPN KRC107 M Q903 904 VSKTC3199GR 1 J AB Silicon NPN KTC3199 GR Q996 VSKRC102M 1 J AC Digital NPN KRC102 M Q997 999 VSKTC3199GR 1 J AB Silicon NPN KTC3199 GR QM01 VSKTA1266GR 1 J AB Silicon PNP KTA1266 GR QM02 VSKTA1273Y 1 J AE Silicon PNP KTA1273 Y QM03 VSKTA1271Y 1 J AC Silicon PNP KTA1271 Y QM04 VSKRC104M 1 J AC Digital NPN KRC104 M QM05 VSKTA1266GR 1 J AB Silicon...

Page 55: ...J J AB 0 047 µF 50V Mylar C163 RC GZA476AF1C J AB 47 µF 16V Electrolytic C301 VCKYMN1HB102K J AA 0 001 µF 50V C321 RC GZA107AF1C J AB 100 µF 16V Electrolytic C323 VCTYMN1EF223Z J AA 0 022 µF 25V C330 VCCUMN1HJ100J J AA 10 pF UJ 50V C331 VCKYPA1HF473Z J AB 0 047 µF 50V C332 VCTYMN1EF223Z J AA 0 022 µF 25V C334 VCCUMN1HJ180J J AA 18 pF UJ 50V C335 VCCCMN1HH180J J AA 18 pF CH 50V C336 VCKYMN1HB471K J...

Page 56: ...07AF1V J AB 100 µF 35V Electrolytic C995 996 RC EZ1632AFZZ J AL 4700 µF 50V Electrolytic C997 RC GZA476AF1H J AB 47 µF 50V Electrolytic CM01 RC GZA476AF1C J AB 47 µF 16V Electrolytic RESISTORS VRD MN2BD000C J AA 0 ohm Jumper ø1 4 3 5mm Ivory R1 VRD MN2BD102J J AA 1 kohm 1 8W R2 VRD MN2BD104J J AA 100 kohm 1 8W R3 VRD MN2BD153J J AA 15 kohms 1 8W R4 VRD MN2BD222J J AA 2 2 kohms 1 8W R5 VRD MN2BD682...

Page 57: ...D472J J AA 4 7 kohms 1 8W R491 VRD ST2CD152J J AA 1 5 kohms 1 6W R492 VRD MN2BD472J J AA 4 7 kohms 1 8W R493 VRD MN2BD102J J AA 1 kohm 1 8W R494 VRD ST2CD104J J AA 100 kohm 1 6W R495 VRD MN2BD102J J AA 1 kohm 1 8W R497 VRD ST2CD104J J AA 100 kohm 1 6W R498 VRD MN2BD472J J AA 4 7 kohms 1 8W R499 VRD ST2CD152J J AA 1 5 kohms 1 6W R500 VRD MN2BD682J J AA 6 8 kohms 1 8W R501 502 VRD MN2BD222J J AA 2 2...

Page 58: ... kohms 1 6W RD5 VRD ST2CD392J J AA 3 9 kohms 1 6W RD6 VRD ST2CD562J J AA 5 6 kohms 1 6W RD7 VRD ST2CD123J J AA 12 kohms 1 6W RD8 VRD ST2CD102J J AA 1 kohm 1 6W RD9 VRD ST2CD122J J AA 1 2 kohms 1 6W RD10 VRD ST2CD182J J AA 1 8 kohms 1 6W RD11 VRD ST2CD222J J AA 2 2 kohms 1 6W RD12 VRD ST2CD392J J AA 3 9 kohms 1 6W RD13 VRD ST2CD562J J AA 5 6 kohms 1 6W RD14 VRD ST2CD123J J AA 12 kohms 1 6W RD15 VRD...

Page 59: ...AG Flywheel Foward Ass y Tape 2 11 MCAMP0005AWZZ J AC Gear Cam 13 NGERH0030AWZZ J AE Gear Play Idler 15 NPLYB0004AWZZ J AB Sensor Wing 16 MLEVP0060AWZZ J AB Lever Trigger 17 MLEVP0027AWZZ J AC Lever Lock Tape 1 18 MLEVP0028AWZZ J AC Lever Eject Obstruct Tape 1 19 MLEVP0061AWZZ J AB Lever Eject Obstruct Tape 2 20 LHLDS1001AW01 J AE Bearing Holder Ass y 22 PGIDM0009AWZZ J AC Guide Cassette Tape 1 23...

Page 60: ...hylene Bag Unit TCAUA0012AWZZ J AB Caution Label Operation Manual For Taiwan Only TCAUS0014AWZZ J AC Caution Label For Taiwan Only 7 306 1 Pickup Unit Not Replacement Item 306 2 NGERR0043AFZZ J AC Gear Rack 306 3 MSPRC0961AFZZ J AA Spring Rack 701 92L2R6S 6CZ J AB Screw ø2 6 6mm 702 XHBSD20P05000 J AA Screw ø2 5mm 703 XBBSD20P03000 J AA Screw ø2 3mm 704 92L1R5WC3R8R25 J AA Washer ø1 5 ø3 8 0 25mm ...

Page 61: ... J Main SRS Headphones Combined Ass y PWB B1 2 92LPWB2518PWR1 J Power Power Amp Combined Ass y PWB C 92LPWB2518DPL1 J Display PWB D 92LPWB2518TUN1 J Tuner PWB E QPWBF0027AWZZ J AD CD Motor PWB Only PWB F QPWBF0314AWZZ J AD Tape Mechanism PWB Only PWB G QPWBF0341AWZZ J AB Sensor PWB Only PWB H QPWBF0313AWZZ J AB Head PWB Only SPEAKER BOX PARTS 701 92L1210093 J Net Frame Ass y 702 92L3160041 J Duct ...

Page 62: ...CD C440W CP C440W 62 A B C D E F G H 1 2 3 4 5 6 Figure 9 CD MECHANISM EXPLODED VIEW 9 CD C440W 306 1 701 304 701 302 301 702 702 303 M1 703 305x2 SW4 M2 305 PWB E 306 2 306 3 306 704 ...

Page 63: ...0 511x2 513x2 3 76 68 73 72 7 503x3 503x3 503x3 70 42 510 510 24 77 78 62 62 25 71 508 505 4 20 79 62 36 64 2 55 18 22 506 33 17 74 26 63 37 8 35 504 44 34 75 40 16 67 58 15 508 SOLM1 13 11 65 501 501 502x2 MM1 45 69 9 29 502 43 503 59 80mm 504 503 SWM5 SWM3 SWM4 SWM6 52 53 506 1 19 31 31 PWB H PWB F 503 32 66 28 CD C440W ...

Page 64: ...57 604 278 612x4 278 601x14 603x2 201 12 260 287 201 14 201 8 201 15 201 14 201 10 201 11 601x6 201 13 201 3 201 6 201 7 602 614x2 254 201 5 213 603 611x4 283 605x3 604x2 612x2 258x4 609 605 609x2 258x2 210 2 210 210 1 215 217 208 206 219 214 207 204 201 1 201 2 201 2 603 213 205 2 205 1 205 TAPE MECHANISM Silicon Grease 201 80mm 209 618 605x3 612 253 612 258x2 609x9 609x2 279 602 602 252 267 605 ...

Page 65: ...2 2 12 CD C440W 603 243 250 240 617 241 242 243 603 250 612x4 243 228 SOLM1 272 M3 609x2 SW2 227 233 234 235 236 237 611 610 238 239 610 232 231 230 243x2 243 243 243 SW3 285 246 623 247 248 248 3 248 2 248 1 249 608x2 608x2 202 211 CD MECHANISM 284 271 613 245 244 PWB G 229 229 293 ...

Page 66: ...XPLODED VIEW A B C D E F G H 1 2 3 4 5 6 13 CP C440W SHARP SP1 2 TWEETER C1 2 3 3µF 100V N P C1 2 3 3µF 100V N P SP1 2 TWEETER SP3 4 WOOFER SP3 4 WOOFER 702 701 703 707 706 710 SP3 4 709x2 709x2 704x2 708x2 708x2 SP1 2 BLACK BLACK RED RED RED ...

Page 67: ...CD C440W CP C440W 67 14 M E M O ...

Page 68: ...CD C440W CP C440W 68 Writer and Editor Quality Reliability Control Center of Audio Visual Systems Group Sharp Corp A9707 1960NS HA M Printed in Japan SA SZ EX ...

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