Sharp CD-BK100W Service Manual Download

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CD-BK100W/CD-BP90W

– 48 –

Figure 48 BLOCK DIAGRAM OF IC

IC2 VHiLC78641E-1: Servo/Signal Control (LC78641E)

IC1 VHiLA9235M-1: Servo Amp. (LA9235M)

PDO1

PDO2

VVSS

PCKIST

VVDD

HFL

SLCIST

SLCO

EFMIN

JITTV

JITTC

PH(RFENV)

SPDO

SLDO

LASER

CONT1

CONT2

CONT3

CONT4

CONT5

PCK

C2F

VDD

DOUT

FSX

EFLG

TEST

EFMO

DEFECT

FSEQ

V/P

CONT7

CONT6

VSS

VDD 5V

DRF

RES

WRQ

INT

VREF

ADAVDD

ADAVSS

PHREF

BHREF

TBLO

TDO

FDO

SBCK

SBSY

SFSY

16M

DATA

DATACK

LRSY

ASDACK

ASLRCK

ASDFIN

XVSS

XOUT

XIN

XVDD

RVDD

RCHO

RVSS

LVSS

LCHO

LVDD

MUTER

MUTEL

EMPH

LC78641E

REF

LA9235M

REF

AGCON

ODRV

AGCON

ODRV

REF

LPF

APC

ODRV

REF

LPF

PH/BH

FIN1

VCC

FIN2

RFSW

TIN1

TIN2

26 NC

25 PH

24 BH

23 NC

REF1

TESI

TESTO

EFBL

AGON

ODRV

LDOF

GND

LDD

LDS

VREF

TEST

17 HFL

18 TE

19 TE-

20 FE

21 FE-

22 RFEV

28 RF-

Summary of Contents for CD-BK100W

Page 1: ...2 FUNCTION TABLE OF IC 46 FL DISPLAY 53 REPLACEMENT PARTS LIST EXPLODED VIEW 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 subject to change without notice SHARP CORPORATION MINI COMPONENT SYSTEM MODEL CD...

Page 2: ...W CAUTION INVISIBLE LASER RADIATION WHEN OPEN DO NOT STARE INTO BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS WARNUNG UNSICHTBARE LASERSTRAHLUNG WENN GERÄT GEÖFFNET NICHT IN DIE STRAHLUNG SCHAUEN ODER DIREKT MIT OPTISCHEN HILFSMITTELN BETRACHTEN ATTENTION RAYON LASER INVISIBLE EN CAS D OUVERTURE NE PAS REGARDER LE FAISCEAU DIRECTEMENT OU AVEC DES INSTRUMENTS OPTIQUES Laser Diode Properties Materi...

Page 3: ... full range speaker Maximum input power 20 W Rated input power 10 W Impedance 8 ohms Dimensions Width 200 mm 7 9 10 Height 300 mm 11 4 5 Depth 165 mm 6 1 2 Weight 2 1 kg 4 6 lbs each RMS 20 W 10 W 10 W 10 T H D General Amplifier CD player Tuner Cassette deck Power source AC 220 240 V 50 60 Hz Power consumption 29 W Dimensions Width 270 mm 10 5 8 Height 300 mm 11 4 5 Depth 344 mm 13 1 2 Weight 5 0 ...

Page 4: ...ape 1 2 Button 16 Clock Button 17 Timer Sleep Button 18 Headphone Socket 19 CD or Tape Stop Button 20 CD Play or Repeat Tape 1 Play or Tape 2 Play Button 21 Tuning and Time Down Button 22 Memory Set Button 23 Tape 2 Record Pause Button 24 Microphone Level Control 25 Microphone Socket 13 8 9 1 2 3 10 17 22 21 16 15 14 12 11 23 18 19 20 4 5 6 7 1 Disc Tray 2 Timer Set Indicator 3 On Stand by Button ...

Page 5: ... FM Aerial Earth Terminal 7 FM 75 Ohms Aerial Terminal 2 1 5 6 7 4 3 1 4 5 6 3 2 1 AC Power Input Socket 2 Speaker Terminals 3 Span Selector Switch 4 AM Loop Aerial Socket 5 FM Aerial Earth Terminal 6 FM 75 Ohms Aerial Terminal Speaker system 1 Full Range Speaker 2 Bass Reflex Duct 3 Speaker Wire 2 1 2 3 For CD BK100W For CD BP90W CP BK100 CP BP90 ...

Page 6: ...Bass Button 14 Disc Skip Button 15 CD Stop Button 16 CD Play or Repeat Button 17 CD Random Button 18 Tuner Preset Up and Down Buttons 19 Tape 1 or Tape 2 Stop Button 20 Tape 2 Play Button 21 Tape 2 Rewind Button 22 Tape 2 Fast Forward Button 23 Tape 1 2 Button 24 Tuner Band Button 25 Volume Up and Down Buttons Buttons with mark in the illustration can be operated on the remote control only Other b...

Page 7: ...D BY button to enter the stand by mode 2 Set the SPAN SELECTOR switch on the rear panel as follows For 50 kHz FM interval 9 kHz in AM 50 9 For 100 kHz FM interval 10 kHz in AM 100 10 3 Whilst pressing down the button and the EQUALIZER X BASS DEMO button press the ON STAND BY button until CLEAR AL appears 1 2 Connecting the AC power lead After making all connections connect the AC power lead to the...

Page 8: ...l the programmed contents Refer to Clearing all the memory reset 2 Perform Setting the Clock from the beginning Setting the Clock For CD BP90W In this example the clock is set for the 24 hour 0 00 display Note The CLOCK or time will flash at the push of the CLOCK button when the AC power supply is restored after a power failure or unplugging the unit Readjust the clock as follows To readjust the c...

Page 9: ...tored in memory including clock timer settings tuner preset and CD programme Before transporting the unit 1 Press the ON STAND BY button to turn the power on 2 Press the CD button 3 Press the OPEN CLOSE button to open the disc tray Remove all CDs from the unit 4 Press the OPEN CLOSE button to close the disc tray Make sure that NO DISC is displayed 5 Press the ON STAND BY button to enter the stand ...

Page 10: ...e 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 int...

Page 11: ... x1 Front Panel E4 x3 ø3x8mm Main PWB Headphones PWB E3 x1 E5 x1 Pull E2 x1 F1 x1 E2 x1 F1 x1 E2 x1 CD BK100W ONLY CD BK100W ONLY CD BK100W ONLY E5 x1 Pull Mic PWB G1 x1 ø3x10mm Open Cassette Holder Lug Wire Headphones PWB J1 x1 ø3x10mm K1 x6 ø3x10mm Tape Mechanism H1 x11 ø3x10mm Display PWB Front Panel H2 x1 G2 x1 J2 x1 CD BK100W ONLY Turntable Slide Chassis L2 x1 CD Player Unit L1 x2 3 M1 x3 M1 ...

Page 12: ... 12 1 CP BK100 CP BP90 Figure 12 2 N2 x2 N3 x2 N2 x2 CD Servo PWB Slide Chassis N1 x1 ø3x8mm P2 x3 P1 x1 P1 x1 Slide Chassis CD Mechanism These speakers CP BK100 CP BP90 are available in assemblies only and may not be disaseembled ...

Page 13: ... pc in the direction of the arrow B Note When installing the pinch roller pay attention to the spring mounting position How to remove the belt TAPE 2 See Fig 13 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 1 See Fig 13 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 ...

Page 14: ...the hooks A1 x 5 pcs to remove the loading motor 2 Remove the drive belt A2 x 1pc Figure 14 1 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 Ad...

Page 15: ...P301 2 Input Antenna Output Speaker terminal FM RF Signal generator 1 kHz 40 kHz dev FM modulated FM Band 87 50 MHz T301 fL 1 Coverage 1 3 V 0 1 V FM RF 98 00 MHz 98 00 MHz L312 2 10 30 dB Test Stage Instrument Connection Frequency Frequency Display Setting Adjusting Point Figure 15 1 ADJUSTMENT POINTS Items adjusted automatically 1 Offset adjustment The offset voltage between the head amplifier o...

Page 16: ...such a symbol is microfarad As to electrolytic capacitor the expression 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 SW714 CD ON OFF SW715 TAPE ON OFF SW716 TUNING TIME DOWN ON OFF SW7...

Page 17: ...RES CLK DI DO CE DRF WRQ INT CD B B4 DGND L CH AGND VCC3 VCC2 VCC4 VCC1 IC3 M63001FP FOCUS TRACKING SPIN SLED DRIVER XIN XOUT RES WRQ DO DI CLK CE PH FE TE HFL TDO FDO SPDO SLDO CONT5 CONT2 CONT3 CONT4 RCHO RVSS LVSS LCHO 45 23 40 18 24 14 8 21 22 29 35 44 36 VDD5V 73 49 5 14 15 16 7 15 1 2 17 25 42 41 38 39 4 7 6 5 16 28 26 27 3 1 6 4 5 2 3 1 6 4 5 2 3 1 6 4 5 2 5 4 30 65 66 67 74 64 56 55 54 53 ...

Page 18: ...CH R CH L CH IC601 LC75341 AUDIO PROCESSOR B3 R L REC R L L NF R NF R REC L REC R NF L NF SWITCHING L T2 R T2 R T1 L T1 R L FM AM MPXIN STEREO AM RF IN AM OSC IN FM Q360 VT OSC X352 4 5 MHZ AM BAND COVERAGE AM TRACKING T303 T306 Q302 X351 456 kHz MO ST VCO FM DET VCC GND AM IF CF351 IC303 LA1832S FM IF DET FM MPX AM IF MPX AM MIX CF352 T351 RF FM OSC FM L312 T301 CF302 T302 IC301 TA7358AP FM FRONT...

Page 19: ...AVD1 SW701 SW703 SW709 SW721 SW723 SW725 KEY TO CD SECTION IC701 IX0362AW 1 2 SYSTEM MICROCOMPUTER FL701 FL DISPLAY 33 32 31 71 11 99 80 1 4 5 6 7 8 5 2 3 1 2 3 1 2 9 4 11 10 7 78 33 31 45 46 1112 9 10 16 17 20 2123 60 2224 79 100 40 39 35 34 T F PT801 POWER TRANSFORMER 110 V 127 V 220 V 230 240 V SW801 VOLTAGE SELECTOR AC POWER SUPPLY CORD AC 110 127 220 230 240 V 50 60 Hz AC INPUT SOCKET AC 110 ...

Page 20: ...R106 2 2K R108 3 3K C105 180P Q107 2SC1845 F Q105 2SC1845 F R109 3 3K R107 2 2K Q109 2SC3331 S R111 4 7K R113 47K Q108 2SC3331 S R110 47K R112 4 7K R105 1K R104 1K Q406 9014 C R416 330 R428 10K Q102 KRC104 M Q103 KRC104 M R103 4 7K C108 100 16 Q101 KTA1266 GR C101 0 047 R101 10K R102 10K C106 560P C107 560P R424 4 7K R420 470K Q405 9014 C R415 330 R427 10K R423 4 7K R419 470K C413 1 50 R414 330 R4...

Page 21: ...PWB A 1 3 MIC PWB C CD BK100W ONLY SOK2 21 1 SW601 SPAN SELECTOR R127 6 8K C135 47 50 C129 22 50 R133 100 C131 0 022 R131 1K C133 0 0033 R135 10K C121 560P C123 1 50 R123 5 6K 25 K C147 0 001 R129 3 9K C127 270P C137 0 022 C139 3 3 50 18 33 L C120 560P 8 0K R120 3 9K C122 1 50 R122 5 6K C136 22 50 C134 47 50 C128 22 50 C126 270P C146 0 001 C132 0 0033 R136 10K R128 6 8K R130 3 9K R126 68K C130 0 0...

Page 22: ...OSC IC301 TA7358AP FM FRONT END C303 10P BF301 C304A 100P C304 0 001 C305 5P C321 0 001 SO302 FM ANTENNA TERMINAL C308 5P D305 1SS133 L312 C309 0 001 R311 100K VD302 SVC211C R313 R314 22 C315 0 0047 C314 0 0047 C316 0 022 C317 0 001 R322 680 R325 47K Q302 KTC3194 Y R327 33 C302 0 001 C301 0 001 D304A 1SS133 D303A 1SS133 C318 100P T302 C312 0 022 T301 C324 4P R309 10K C313 22P VD303 SVC211C R316 4 ...

Page 23: ... C392 0 001 R381 10K R380 1 5K C393 1 50 C380 10 50 C387 0 022 R379 2 2K C385 0 01 L351 100µH C386 330P IC302 LC72131 PLL R395 47K R360 4 7K C320 0 022 C322 0 001 C381 12P X352 4 5 MHz C382 15P R375 820 C319 100P R374 1K R373 1K R372 1K R378 1K R386 22K R376 1K C391 47 16 R384 5 6K R383 5 6K R385 5 6K Q360 KTA1266 GR R359 1 8K R387 5 6K R377 47K R393 1K C351 0 022 C352 10 50 C350 0 022 T351 CF352 ...

Page 24: ...C906 100 16 C907 100 25 R905 120 R907 1K C909 0 082 ML C918 220P R906 1K C908 0 082 ML R908 120 C914 470 25 C910 100 25 R910 270 R909 56K C911 0 022 C919 10 50 C915 470 25 C912 0 1 ML C916 0 1 ML R912 4 7 R911 270 R913 4 7 C917 0 1 ML C913 0 1 ML C903 470P C904 470P Q901 KRC102 M R914 22K Q902 KRC102 M C946 2200 50 R915 820 C933 68P C934 0 047 ML R922 22K C935 22 50 D922 1N4148 Q905 KTC2026 R923 3...

Page 25: ...01B R916 330 JK901 HEADPHONES SO902 AC INPUT SOCKET CNP801 CNS801 T F CNP901 CNS901 F901 T2 5A L 250V C950 0 047 ML C951 0 047 ML D909 D910 D907 D908 0 C955 47 50 C956 47 50 ZD902 DZ30BSB C957 47 50 R927 2 2K Q904 KTA1266 GR D917 1N4004S C958 100 50 D915 1N4004S D916 1N4004S C959 100 50 03 6 2A D913 D914 D911 D912 C953 0 047 ML C952 0 047 ML F902 T1 6A L 250V R917 330 AC 110 127 220 230 240 V 50 6...

Page 26: ...470P C904 470P C946 3300 35 C933 68P C934 0 047 ML R922 22K C935 22 50 D922 1N4148 Q905 KTC2026 R923 33 IC902 KIA7810AP C940 0 1 ML C939 0 1 ML C938 47 50 R925 22K IC904 KIA7805AP C945 0 1 ML D918 1SS133 C944 0 022 C943 47 50 R926 10K D902 1N4001 C947 3300 35 R928 12K C954 100 50 C955 47 50 C956 47 50 R927 2 2K Q904 KTA1266 GR ZD903 MTZJ6 2A R930 220 R929 220 D913 D914 D911 D912 IC902 IC904 VOLTAG...

Page 27: ...T AC 220 240 V 50 60 Hz CNP801 CNS801 T F CNP901 CNS901 F901 T2 5A L 250V C950 0 047 ML C951 0 047 ML D909 D910 D907 D908 0 C955 47 50 C956 47 50 ZD902 DZ30BSB C957 47 50 R927 2 2K Q904 KTA1266 GR D917 1N4004S C958 100 50 D915 1N4004S D916 1N4004S C959 100 50 03 6 2A D913 D914 D911 D912 C953 0 047 ML C952 0 047 ML F902 T1 6A L 250V R917 180 4S D907 D910 1N4004S PT801 POWER TRANSFORMER SO901 SPEAKE...

Page 28: ...E SP_PLA SYS STOP AVD1 KEY0 AVDD KEY2 SPEANA2 SPEANA3 M BUSY TUN SM VDD TIMER LED T_MOTOR T_SOL_A T_SOL_B T1 RUN SPK_DET PLAY_CONT POWER T2 RUN CD CLAMP SW T1 PLAY SW_A T2 PLAY SW_B FPA FPB KARAOKE LATCH MIC IN DISTOUT SW OUT SPN NC DIST3 DIST2 DIST1 DIST0 P15 P16 P13 P20 P14 P11 P8 VLOAD P9 P10 P7 P6 P5 P4 P3 P2 P1 P12 P19 P18 P17 5G 6G 7G 8G 1G 2G 3G 4G 9G VDD 20DB ATT S_BUSY T_BIAS T_T1 T2 REC ...

Page 29: ...04 1 5K RD05 2 2K RD06 2 7K RD07 3 9K SW709 DISC SKIP SW710 OPEN CLOSE RD08 56K RD26 6 8K RD09 100K SW714 CD RD13 680 SW715 TAPE RD14 820 SW716 TUNING TIME DOWN RD15 1K SW717 MEMORY SET RD16 1 5K SW718 REWIND RD17 2 2K SW719 FAST FORWARD RD18 2 7K SW720 PLAY REPEAT RD19 3 9K SW721 STOP RD21 10K SW723 REC PAUSE RD20 5 6K RD22 15K SW724 TUNING TIME UP SW725 TUNER BAND RD23 33K RD24 100K SW711 EQUALI...

Page 30: ...AD AD PH BH TB TD FD FIN1 FIN2 TIN1 TIN2 VCC VREF REF1 RFSW RF_ N C LDS LDD GND BH PH N C RF LDOF ODRV AGON EFBL TESO TESI TES FE_ TE_ FE TE HFL SPDO TDO FDO LD_M LD_M VCC4 LOADING M LOADING M PICKUP UNIT 02 03 01 04 RFEV VCC2 GND CD SERVO PWB E B B B B CNP1 CNS1A CNS1B R51 68K R52 56K R53 68K R54 68K R56 56K R55 56K C6 100 10 C55 0 01 C54 47 10 C8 0 1 C7 10 16 C51 47 10 C53 0 001 R47 3 3 Q3 KTA12...

Page 31: ...8 WRQ DRF CE DO DI CLK CLAMP SW GND INT RES FROM MAIN PWB P20 1 B P29 12 B CNS601 CNS702 FROM DISPLAY PWB DRF RES WRQ INT DO DI CL CE VSS O C DISC_NO CD LOADING MOTOR PWB G O C GND D DISC_ON M M FDO SPDO SLDO R CH AGND L CH DGND 5V B B B B B R22 470 R21 470 D22 1SS133 D21 1SS133 Q2 KRC102 M R44 1K R35 1K R38 270 R39 470 R40 1 2K R45 1 2K R46 1K R17 1K C31 100 10 R16 10K C30 0 1 ZD61 DZ3 9BSB Q1 KT...

Page 32: ...371 R357 R356 C331 C332 R351 R365 R311 R358 R350 TP302 C372 L CH R CH R361 R355 C399 C398 C373 IC303 R353 C433 Q407 C357 C358 R436 R416 Q408 Q406 R435 Q602 C602 R604 C440 R438 R432 C441 R610 R430 R360 C608 C612 C610 R616 R372 R378 R359 R386 D306 R395 L351 R388 R387 R377 C396 C395 C320 C356 C355 R352 R393 C386 C387 R383 R382 R379 T351 R380 R336 T302 C312 Q360 R316 C313 C324 C311 C317 C318 C316 R375...

Page 33: ... C940 3 2 1 C939 R925 C909 R922 R906 C915 R909 C905 IC901 C918 C933 C946 C911 C906 C919 C917 R914 R915 55 Q902 Q901 C913 C916 D907 1 21 3 2 1 SOK2 TO DISPLAY PWB CNP801 220V WH RD BK WH RD BK 230 240V 110V 127V 1 2 3 4 5 6 7 8 9 10 11 12 5 4 3 2 1 1 2 3 4 5 PW901B HEADPHONES PWB D MIC PWB C MAIN PWB A 5 6 4 3 2 1 YL YL BR BR WH WH CNS901 PT801 POWER TRANSFORMER RD OR BR YL BL CNS801 3 2 1 4 5 1 2 ...

Page 34: ...T302 C312 Q360 R316 C313 C324 C311 C317 C318 C316 R375 R302 T301 R309 Q302 C393 C342 C307 C308 C305 C303 BF301 C304 D304 C301 C304A D304A D303A C309 D303 IC301 C306 CF302 R381 C322 C302 CF352 R385 C394 C391 C397 R382 C380 C392 C385 C351 C352 C350 C381 IC302 R384 C319 X352 C382 L352 R376 CF351 C353 C354 X351 C370 R608 BI601 5 1 C147 C601 Q601 R601 R603 R134 R131 C121 R105 C102 C117 Q106 Q104 Q107 Q...

Page 35: ...3 R904 C911 C914 IC901 C946 R910 C954 D901 C955 D909 D907 CNP801 PW901B JK901 HEADPHONES CH 3 2 1 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 1 21 SOK2 TO DISPLAY PWB 5 6 4 3 2 1 YL YL BR BR WH WH CNS901 RD BL CNS801 1 2 PT801 POWER TRANSFORMER PW901A HEADPHONES PWB D MAIN PWB A AC POWER SUPPLY CORD AC 220 240 V 50 60 Hz AC INPUT SOCKET AC 220 240 V 50 60 Hz 1 2 BR COLOR TABLE RD R OR YL GR BL VL GY WH W BK ...

Page 36: ...715 R770 R772 R705 R744 100 81 80 30 RD SW715 TAPE TO TAPE MECHANISM PWB 1 2 4 6 8 10 3 5 7 9 11 SW720 PLAY REPEAT SW712 VOLUME UP R709 R710 R711 R712 R713 R717 R724 FL DISPLAY 1 5 10 15 20 25 3 65 70 75 85 90 95 R773 R722 R769 R766 R767 D711 D707 L701 D710 C702 C719 C713 C720 Q708 Q705 D703 D702 Q706 Q704 D716 SOK3 SW710 OPEN CLOSE SW711 EQUALIZER X BASS DEMO SW713 VOLUME DOWN RX701 D708 SW709 DI...

Page 37: ...4 CD SW724 TUNING TIME UP SW703 TIMER SLEEP SW725 TUNER BAND SW719 FAST FORWARD SW723 REC PAUSE SW718 REWIND SW717 MEMORY SET SW715 TAPE SW716 TUNING TIME DOWN SOK2 CNP701 P33 10 E CD BK100W P35 10 E CD BP90W TO MAIN PWB 1 2 4 6 8 10 12 14 16 18 20 3 5 7 9 11 13 15 17 19 21 SW721 STOP 1 1 2 3 4 5 6 7 8 9 10 BI702 CNS702 P38 5 A TO CD SERVO PWB CNP12 C708 C705 LED722 SW701 ON STAD BY SW702 CLOCK 10...

Page 38: ...4 30 42 IC3 R48 C46 22 25 30 35 40 21 10 15 20 1 5 R55 R56 R51 R53 R54 R44 R35 C55 C82 C8 L62 ZD61 C64 C24 C28 CNP2 CNP1 C50 C47 C6 C41 D21 D22 Q2 C31 C38 C56 C39 XL1 1 2 3 4 5 6 1 2 3 4 5 6 CNP4 CNP3 C54 D93 Q3 C11 C7 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 L61 1 2 3 4 5 6 7 8 9 10 CNP12 CNS601 P32 4 A CD BK100W P34 4 A CD BP90W FROM MAIN PWB CNS702 P37 9 A FROM DISPLAY PWB 1 2 3 4 5 CNP11 C49 C45 C51 Q1 C...

Page 39: ...6 BI4 M3 T T UP DOWN MOTOR RD WH BK WH BK WH SW3 DISC NUMBER SW2 CLAMP SW1 OPEN CLOSE CNS4 TAPE MOTOR 1 2 3 4 5 6 7 9 11 8 10 SOLENOID SOLENOID SW SW SW SW SW 1 2 TAPE 1 PLAYBACK HEAD BK WH PK BK WH GR 2 3 1 PK ERASE HEAD RECORD PLAYBACK HEAD BL WH YL BK WH BK PK WH BK 7 6 5 4 3 2 1 GR GR BL YL WH PK TAPE MECHANISM PWB F TAPE MECHANISM ASSEMBLY BR COLOR TABLE RD R OR YL GR BL VL GY WH W BK PK BROW...

Page 40: ... 9 V 3 5 V 1 6 V 0 V 0 V 4 9 V 4 9 V 1 6 V 2 1 V 2 1 V 1 9 V 0 V 0 V 0 V 0 V 0 V 0 V 0 V 4 2 V 0 V 2 1 V 2 1 V 4 9 V 2 1 V 2 1 V 9 8 7 6 5 4 3 2 1 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 40 39 38 42 41 37 36 35 34 33 32 31 PIN NO VOLTAGE IC3 0 V 0 V 0 V 4 96 V 4 96 V 4 96 V 4 96 V 4 89 V 4 78 V 4 78 V 4 78 V 4 78 V 4 78 V 4 78 V 4 78 V 4 78 V 5 1 V 5 5 V 5 0 V 4 66 V 5 03 V ...

Page 41: ... NORMAL Type EDGE CH2 Delay 2 924ms Hold off 0 2µs 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 2µs CH3 0 00V CH4 0 00V BW FULL Trigger Filter Offset CH1 v...

Page 42: ...objective lens of the optical pickup is dirty this section may not operate Clean the objective lens and check the playback operation When this section does not operate even after the above step is taken check the following items Remove the cabinet and follow the trouble shooting instructions Track skipping and or no TOC Table Of Contents may be caused by build up of dust other foreign matter on th...

Page 43: ...focus servo activated Waveform drawing Figure 43 2 Pins 1 11 on IC1 Check the laser diode driver Q3 peripheral circuit Forcus error circuit pins 20 and 21 on IC1 When a disc is loaded start playback operation 2 Does DRF change from L to H Is the disc rotating 3 Is the HF waveform normal Waveform drawing Figure 43 3 Check the spin system If the disc is spinning and a HF waveform is generated DRF wi...

Page 44: ...tivated Check the peripheral circuits at pins 18 and 19 on IC1 pin 16 on IC2 and CNS1A B If the waveform shown in Figure 44 1 appears and soon after NO DISC appears 2 Tracking system check Check the TE waveform at pin 18 on IC1 A normal jump operation cannot be completed or the beginning of the track cannot be found Check the around pin 23 on IC2 Initialization is possible but play is not possible...

Page 45: ...d off 0 2 µs CH3 0 00 V CH4 0 00 V BW FULL Trigger Filter Offset CH1 v DIV 500 mV 1999 04 05 17 33 17 Is pin 35 C2F on IC2 L Yes No The HF waveform is normal and the time is displayed normally but no sound is produced Or the sound has dropouts 5 Others There are too many error flags on a damaged disc which makes error correction impossible Check again using a known good disc 1 When playing at norm...

Page 46: ...D A output 25 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 0 V 28 LASER Output L LASER ON OFF control terminal 29 CONT1 Input Output Input mode General purpose input output terminal 1 Controlled with serial data command 30 CONT2 Input Output Input mod...

Page 47: ...minal 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 Input Power terminal for microcomputer interface 74 VSS Ground terminal of digit...

Page 48: ...CE 17 VREF 18 ADAVDD 19 ADAVSS 20 PHREF 21 BHREF 22 TBLO 23 TDO 24 FDO SBCK PW SBSY SFSY 16M DATA DATACK LRSY ASDACK ASLRCK ASDFIN XVSS XOUT XIN XVDD RVDD RCHO RVSS LVSS LCHO LVDD MUTER MUTEL EMPH 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 61 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 LC78641E REF LA9235M REF REF REF REF REF REF REF REF AGCON ODRV AGCON ODRV REF REF ...

Page 49: ...DATA Input Output DS DATA INPUT 27 ANI6 NO USE Input GND TUNER SM Input TUNER SIGNAL METER INPUT DSA_ACK Input Output DSA ACR 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 KEY 2 KEY 0 Input KEY INPUT 34 AVDD AVDD Input ANALOG VDD 35 AVREF AVREF Input ANALOG REF VOLTAGE 36 INTP3 P_IN Inp...

Page 50: ... TRANSMIT DATA INPUT DSA STROBE 65 FIP34 NO USE Output GND RDS RDCL ESS_DI Output RDS CLOCK DSA DATA OUTPUT 66 FIP33 NO USE Input GND RDS READY ESS_DO Input RDS READY DSA DATA INPUT 67 P103 DIST3 Input DESTINATION INPUT FIP32 P22 Output FL DISPLAY DRIVER 68 P102 DIST2 Input DESTINATION INPUT FIP31 P21 Output FL DISPLAY DRIVER 69 P101 DIST1 Input DESTINATION INPUT FIP30 P20 Output FL DISPLAY DRIVER...

Page 51: ...Vref RVref CONTROL CIRCUIT CONTROL CIRCUIT CONTROL CIRCUIT LOUT LBASS LIN LSEL0 L4 L3 L2 L1 R1 R2 R3 R4 RSEL0 R1N RTRE LTRE RBASS ROUT VREF VDD CLK DI CE VSS 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 CLK VDD VREF ROUT RBASS RTRB RIN RSEL0 R4 R3 R2 R1 ...

Page 52: ...put 27 SP CH4 non inverted output 28 VCC3 Power supply 3 CH5 29 35 GND GND 36 OUT5 CH5 non inverted output 37 OUT5 CH5 inverted output 38 LOADING M CH6 non inverted output 39 LOADING M CH6 inverted output 40 VCC4 Power supply 4 CH6 41 LD_M CH6 inverted input 42 LD_M CH6 non inverted input IC3 VHiM63001FP 1 Focus Tracking Spin Sled Driver M63001FP Pin No Terminal Name Function Figure 52 BLOCK DIAGR...

Page 53: ...e n r c s 2G U T V W a b k j h f m d g p e n r c s 3G U T V W a b k j h f m d g p e n r c s 4G U T V W a b k j h f m d g p e n r c s 5G U T V W a b k j h f m d g p e n r c s 6G U T V W a b k j h f m d g p e n r c s 7G U T V W a b k j h f m d g p e n r c s 8G U T V W a b k j h f m d g p e n r c s 9G 2G 3G 4G 5G 6G 7G 8G 9G 1G a b c d f g m e r p n h j k V T U W s L R ...

Page 54: ...CD BK100W CD BP90W 54 M E M O ...

Page 55: ...ad 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 film type VRS Carbon film type VRN Metal film type VR MF Cylindrical type without lead wir...

Page 56: ...3 VHEMTZJ6R2A 1 J AA Zener 6 2V MTZJ6 2A FILTERS BF301 RFILR0008AWZZ J AE Band Pass Filter CF302 RFILF0124AFZZ J AD FM IF 10 7 MHz CF351 RFILF0003AWZZ J AK FM IF 10 7 MHz CF352 RFILA0009AWZZ J AE AM IF 450 kHz TRANSFORMERS 1 PT801 92L2950090W710 J Power with CNS801 CNS901 CD BP90W 1 PT801 92L2950100W710 J BC Power with CNS801 CNS901 CD BK100W T301 RCILB0065AWZZ J AC FM OSC T302 RCILI0017AWZZ J AB ...

Page 57: ...1015043 J 15 pF 50V C385 92L2700010343 J 0 01 µF 50V C386 92L2700033143 J 330 pF 50V C387 VCKZPA1HF223Z J AA 0 022 µF 50V C391 VCEAZA1CW476M J AB 47 µF 16V Electrolytic C392 92L2700010243 J 0 001 µF 50V C393 VCEAZA1HW105M J AB 1 µF 50V Electrolytic C394 VCEAZA1CW476M J AB 47 µF 16V Electrolytic C395 VCKZPA1HF223Z J AA 0 022 µF 50V C396 VCEAZA1CW107M J AC 100 µF 16V Electrolytic C397 VCKZPA1HF223Z ...

Page 58: ... AA 1 kohm 1 6W R106 107 VRD ST2CD222J J AA 2 2 kohms 1 6W R108 109 VRD ST2CD332J J AA 3 3 kohms 1 6W R110 VRD ST2CD473J J AA 47 kohms 1 6W R111 112 VRD ST2CD472J J AA 4 7 kohms 1 6W R113 VRD ST2CD473J J AA 47 kohms 1 6W R114 115 VRD ST2CD102J J AA 1 kohm 1 6W R116 117 VRD ST2CD560J J AA 56 ohms 1 6W R118 119 VRD ST2CD104J J AA 100 kohm 1 6W R120 121 VRD ST2CD392J J AA 3 9 kohms 1 6W R122 123 VRD ...

Page 59: ... 820 ohms 1 4W CD BK100W Only R916 917 VRD ST2CD181J J AA 180 ohms 1 6W CD BP90W R916 917 VRD ST2CD331J J AA 330 ohms 1 6W CD BK100W R922 VRD ST2EE223J J AA 22 kohms 1 4W R923 VRD ST2CD330J J AA 33 ohms 1 6W R925 VRD ST2CD223J J AA 22 kohms 1 6W R926 VRD ST2CD103J J AA 10 kohm 1 6W R927 VRD ST2CD222J J AA 2 2 kohms 1 6W R928 VRD ST2CD123J J AA 12 kohms 1 6W R929 930 VRD ST2CD221J J AA 220 ohms 1 6...

Page 60: ...l Display CD BP90W 201 8 92L60320100002 J Panel Display CD BK100W 201 9 92L80200100001 J Button ON Stand by CD BP90W 201 9 92L80200100002 J AD Button ON Stand by CD BK100W 201 10 92L80420100001 J Button Timer Sleep CD BP90W 201 10 92L80420100002 J AE Button Timer Sleep CD BK100W 201 11 92L80210100001 J AE Button Function 201 12 92L80410100001 J Volume Ring 201 13 92L80230100001 J Button Disk Skip ...

Page 61: ...92L1940100W010 J Polyethylene Bag Accessories 92L19409816010 J Polyethylene Bag Remote Control 92L19418470000 J Mirror Mat 92L19465650401 J Polyethylene Bag Unit 92L2010090W010 J Operation Manual CD BP90W 92L2010100W010 J Operation Manual CD BK100W Except for Thailand Australia New Zealand 92L2010100W020 J AG Operation Manual CD BK100W for Australia New Zealand 92L2010100W030 J Operation Manual CD...

Page 62: ...CD BK100W CD BP90W A B C D E F G H 1 2 3 4 5 6 Figure 7 CD MECHANISM EXPLODED VIEW 7 CD BK100W CD BP90W 306 1 702 303 306 2 306 3 306 701 304 701 302 301 704 703x2 SW4 M2 305 M1 305x2 PWB H ...

Page 63: ... 607x8 CD BK100W CD BP90W CD BK100W ONLY CD BK100W ONLY CD BK100W ONLY PWB F 223 258 258 1 258 11 IC904 IC902 Q905 608x6 Silicon Grease 220 220 PWB B 608x10 201 10 201 9 201 14 214 FL701 201 208 209 201 11 201 16 201 25 607 201 24 201 28 201 22 201 13 201 19 208 201 20 219x2 201 3 201 18 230 201 7 201 5 201 2 201 17 201 4 201 6 201 12 201 8 PWB D 201 16 201 26 201 1 607 607 606x2 201 21 201 23 201...

Page 64: ...2 241 233 206 238 257 228 CD BK100W CD BP90W COPYRIGHT 2001 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher A0110 1463DS HA M SA SZ EX Printed in Japan SHARP CORPORATION AV Systems ...

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