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Sharp CD-K1861V Service Manual

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SAFETY PRECAUTION FOR SERVICE MANUAL ........................................................................................................... 2
VOLTAGE SELECTION ..................................................................................................................................................... 2
SPECIFICATIONS .............................................................................................................................................................. 3
NAMES OF PARTS ........................................................................................................................................................... 4
OPERATION MANUAL ...................................................................................................................................................... 6
DISASSEMBLY .................................................................................................................................................................. 7
REMOVING AND REINSTALLING THE MAIN PARTS ..................................................................................................... 9
ADJUSTMENT ................................................................................................................................................................. 10
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 12
BLOCK DIAGRAM ........................................................................................................................................................... 13
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD .............................................................................................. 16
VOLTAGE ........................................................................................................................................................................ 40
WAVEFORMS OF CD CIRCUIT ...................................................................................................................................... 41
TROUBLESHOOTING (CD SECTION) ........................................................................................................................... 42
FUNCTION TABLE OF IC ................................................................................................................................................ 47
FL DISPLAY ..................................................................................................................................................................... 63
PARTS GUIDE/EXPLODED VIEW
SERVICE MANUAL
• In the interests of user-safety the set should be restored to its
NTSC/PAL
CONTENTS
SHARP CORPORATION
- 1 -
CD-K1861V
CD-K1861V Video CD Mini System consisting of CD-K1861V
(main unit) and CP-C861(speaker system).
original condition and only parts identical to those specified be
used.
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
CD-K1861V
No. S0959CDK1861V
Page

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  • Page 1: Table Of Contents

    SERVICE MANUAL No. S0959CDK1861V CD-K1861V CD-K1861V Video CD Mini System consisting of CD-K1861V (main unit) and CP-C861(speaker system). • In the interests of user-safety the set should be restored to its original condition and only parts identical to those specified be NTSC/PAL used.

  • Page 2: Safety Precaution For Service Manual

    CD-K1861V SAFETY PRECAUTION FOR SERVICE MANUAL Precaution to be taken when replacing and servicing the Laser Pickup. The AEL (Accessible Emission Level) of Laser Power Output for this model is specified to be lower than Class I Requirements. However, the following precautions must be observed during servicing to protect your eyes against exposure to the Laser beam.

  • Page 3: Specifications

    CD-K1861V FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. SPECIFICATIONS CD-K1861V General Video CD section Power source: AC 110/127/220/230-240 V, Video output format PAL / PAL60 / NTSC 50/60 Hz Power consumption:...

  • Page 4: Names Of Parts

    CD-K1861V NAMES OF PARTS CD-K1861V Front panel 1. Disc Number Selector Buttons 2. Disc Tray 3. Multi Indicator 4. Disc Skip Button 5. Open/Close Button 6. Extra Bass Indicator 7. FM Stereo Mode Indicator 8. FM Stereo Indicator 9. (VCD/CD) Play Indicator 10.
  • Page 5 CD-K1861V Rear panel 21. Video Output Socket 12. AC Power Lead 13. AM Aerial Terminal 14. Aerial Earth Terminal 15. FM 75 Ohms Aerial Terminal 16. Video/Auxiliary (Audio Signal) Input Sockets 17. AC Voltage Selector 18. Speaker Terminals CP-C861 Speaker 21.

  • Page 6: Operation Manual

    CD-K1861V OPERATION MANUAL – 6 –...

  • Page 7: Disassembly

    CD-K1861V DISASSEMBLY CD-K1861V Caution on Disassembly Follow the below-mentioned notes when disassembling Top Cabinet Front Panel the unit and reassembling it, to keep it safe and ensure (A1) x2 excellent performance: ø3 x12mm 1. Take cassette tape and compact disc out of the unit.
  • Page 8 CD-K1861V (E2) x1 (F2) x1 (E4) x1 (M1) x1 ø3 x10mm Front Panel (E2) x2 (D1) x1 ø3 x10mm (M2) x1 Washer (E3) x1 Turntable Power Supply Main PWB Disc Tray (N1) x1 ø3 x10mm (E1) x1 Tuner ø3 x10mm...

  • Page 9: Removing And Reinstalling The Main Parts

    CD-K1861V CP-C861 PROCEDURE STEP REMOVAL FIGURE Front Panel 1. Net ......(A1) x1 2. Rubber ....(A2) x4 3. Screw ..... (A3) x4 4. Tip ......(A4) x4 Woofer 1. Screw ..... (B1) x4 Tweeter 1. Screw ..... (C1) x4 Super Tweeter 1.

  • Page 10: Adjustment

    CD-K1861V ADJUSTMENT MECHANISM SECTION • FM • Driving Force Check Notes: 1: Description of the "FM IF Adjustment" is not carried on this Torque Meter Specified Value Manual. It is because the IF coil in the FM front end section...
  • Page 11 CD-K1861V TEST MODE • 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.

  • Page 12: Notes On Schematic Diagram

    CD-K1861V NOTES ON SCHEMATIC DIAGRAM • The indicated voltage in each section is the one measured • Resistor: by Digital Multimeter between such a section and the chas- To differentiate the units of resistors, such symbol as K and sis with no signal given.

  • Page 13: Block Diagram

    CD-K1861V TO MAIN SECTION TO MAIN SECTION (TO IC601) 1 2 3 4 5 6 CNP11 JKV1 9 8 7 6 5 4 3 2 1 VIDEO OUT BA4558F 9 8 7 6 5 4 3 2 1 DQ12 ICV3 OPE AMP.
  • Page 14 CD-K1861V SO301 ANTENNA TERMINAL SWM3 FM IF FOOL PROOF FE301 CF302 AM IF 75 ohms SWM4 FM FRONT END F.A.S T351 CF352 FM IF IN SOLM1 SOLENOID SWM5 FM/AM IC303 VR351 FM MUTE LEVEL LA1832 IC303 AM OSC FM IF DET./ FM MPX./AM IF...
  • Page 15 CD-K1861V FL701 FL DISPLAY 1 2 3 4 37 38 39 Q702 Q703 Q705 TAPE MOTOR Q706 –B1 Q707 IC563 KIA4558P OPE AMP. IC562 KIA4558P OPE AMP. IC701 IX0314AW –B1 SYSTEM CONTROL MICROCOMPUTER AVDD RX701 UNSWITCH MEMORY BACK UP 9 8 7 6 5 4 3 2 1...

  • Page 16: Schematic Diagram / Wiring Side Of P.w.board

    CD-K1861V MAIN PWB-A1 IC401 KIA4558P SURROUND AMP. R419 C408 R416 0.0047 R412 R404 FM SIGNAL PLAYBACK SIGNAL 2.2K C412 10/50 R406 R410 C406 RECORD SUGNAL CD SIGNAL 4.7K R414 C410 2.2K 47/25 -5.5V IC401 C601 R409 R405 C602 4.7/50 4.7K 4.7/50...
  • Page 17 CD-K1861V R639 2.7K R640 R651 R631 C631 R633 L-CH 8.2K 390P R641 JK601 2.7K R634 R632 C632 VIDEO/AUX IN R650 8.2K 390P R-CH R642 D601 1SS133 D602 1SS133 C630 CHASIS 0.001 D_GND A_+12V R638 A_GND 220K +12V TUN_L –15V –B –B...
  • Page 18 CD-K1861V DISPLAY PWB-A2 FL701 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 2 FM SIGNAL CNSV2 R723 R722 R721 100K...
  • Page 19 CD-K1861V P22 6 - H TO CD VIDEO PWB CNP12 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 CNS12 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9...
  • Page 20 CD-K1861V C2PO KTA1298Y KDS193 LRCK 4.4V PC29M33T RV84 BCLK 4.7K DATAD RV85 47/6.3 0.22 GND(D) KTA1298Y IN(R) 8.2V OUT(R) +12V(A) 7.7V GND(A) KRC104S KDS193 IN(L) 4.7K OUT(L) OUT(L) IN(L) GND(A) +12V(A) P27 12-F OUT(R) IN(R) CNP1 GND(D) TO KARAOKE AUDSW2...
  • Page 21 CD-K1861V CD VIDEO PWB-C (1/2) VIDEO SIGNAL RV95 CV39 RV62 6.8K 100/10 RV63 CV40 22/6.3 JACK PWB-H CV41 4.7/25 CNPV4 JKV1 RV96 VIDEO OUT CV17 0.01 1SS133 CV18 100/10 CHASIS 1SS133 RV61 100K CV15 4.7/25 RV60 CV11 0.022 98 9 7 9 6 9 5 9 4 9 3 9 2 9 1 90 8 9 8 8 8 7 8 6 8 5 8 4 8 3 8 2 8 1 8 0 7 9 7 8 77 7 6...
  • Page 22 CD-K1861V R2 1K LASER 47/10 DRIVER 0.01 KTA1504GR 4.4V 1.5V 0.01 1/50 5.1V 4.7K 6 4 6 3 5 5 5 4 5 3 5 2 5 1 CNS1B CNS1A FIN2 4.7/25 FIN1 EFBAL FOSTA DGND TOSTA 2FREQ CNP1 LASER FSTA 0.033...
  • Page 23 CD-K1861V CD VIDEO PWB-C (2/2) CD SIGNAL R57 1K R58 1K R59 1K R61 1K R62 1K R63 1K IN(R) 0.01 OUT(R) RV83 +12V 220P KTC3876Y GND(A) RV81 IN(L) 3.3M 7 8 77 7 6 7 5 7 4 7 3 7 2 7 1 7 0 9...
  • Page 24 CD-K1861V IC901 – STK4113E – POWER AMP. FM SIGNAL C913 R902 C911 R903 R905 Q903 D909 1SS133 KTC3199 C912 –B 4.7V R917 0.1(3W) R909 R919 R906 C923 4.7V 1.5K 0.022(ML) R915 3.9K R910 Q901 R921 C956 KTC3199 GR 4.7K 47/100...
  • Page 25 CD-K1861V POWER AMP.PWB-B2 RL901 L901 0.29µH Q903 D909 R925 KTC3199 GR 1SS133 L-CH 10(1/2W) – SO901 4.7V C927 SPEAKER – TERMINAL R929 6 ohms R927 R-CH 10(1/2W) C929 4.7V 0.5V R932 R935 4.7(1/2W) CNP903 CNS903 220(1/2W) 3.9V C930 R928 C945 10(1/2W) –...
  • Page 26 CD-K1861V ICK41 M65840FP MIC AMP. CK41 CK91 0.068(ML) 0.1(ML) ADCONT DA2NTOUT RK13 CK42 0.068(ML) DA1CONT DA2NTIN CK43 0.068(ML) DA2CONT DA1NTOUT CK63 2.2/50 RK44 TEST1 DA1NTIN CK65 XK41 CK49 2.2/50 16MHz 0.1 (ML) ADINTOUT RK24 CK50 0.1 (ML) ADINTIN CK56 RK54...
  • Page 27 CD-K1861V KARAOKE PWB-J ICK42 RK95 BU4066BC SWITCHING ICK44 KIA4558P CK79 OPE AMP. RK97 2.2/50 6.8K CK89 RK25 100P CK77 2.2/50 RK26 CK78 CK88 CK80 2.2/50 22/25 2.2/50 RK98 6.8K 2/50 RK96 CK81 47/25 QK42 CK82 0.022 KRC107 M RK94 CK83 4.3V...
  • Page 28 CD-K1861V TUNER PWB-G FM SIGNAL CNP303 D GND AM SIGNAL A+12V CNS303 A GND P17 12 - C TO MAIN PWB D353 DS1SS133 11.2V R363 R385 R354 L352 5.6K 3.9K 100µH R384 5.6K R364 R362 1.2K C370 R359 1.8K PHASE...
  • Page 29 CD-K1861V SO301 ANTENNA TERMINAL 75 Ohms C301 C338 X352 C394 D302 D301 C381 C397 C382 C321 T302 R378 C347 C330 C341 R398 C331 C332 C337 C384 C334 Q360 R323 B C E VR351 R387 FM MUTE LEVEL C391 R385 L353...
  • Page 30 CD-K1861V P33 7 - H TO DISPLAY PWB CNS701 P29 12 - F TO TUNER PWB CNP303 FFC701 MAIN PWB-A1 1 2 3 4 5 6 7 8 CNS303 R638 C601 R637 R641 R640 R639 R642 C604 R650 C606 R601...
  • Page 31 CD-K1861V P37 7 - E TO CD VIDEO CNP11 CNS11 1 2 3 4 5 6 Q109 Q110 Q128 R167 B C E Q126 3 2 1 B C E C109 1 2 3 R160 3 2 1 Q111 L103...
  • Page 32 CD-K1861V SWITCH PWB-A3 RS707 SW709 OPEN/ SW708 LED705 RS703 LED707 LED704 LED706 LED703 CLOSE RS704 DISC SKIP RS706 RS705 RD09 RS712 DISPLAY PWB-A2 SW729 EQUALIZER FL701 R721 R722 R723 C706 SW730 DIMMER C720 D717 C712 IC701 R799 LED711 IC704 1 2 3...
  • Page 33 CD-K1861V SW706 RS710 LED702 LED701 LED703 LED709 LED708 DISC 2 RS701 RS702 LED710 SW705 FW703 DISC 1 RS709 RS708 SW707 RD06 DISC 3 RD05 SW704 TIMER/ SLEEP RD04 RD03 RX701 SW703 CLOCK RD02 R727 C714 SW718 R726 SW719 AUDIO PLAYBACK...
  • Page 34 CD-K1861V SW801 VOLTAGE SELECTOR 230-240V 220V 110V 127V (270) AC POWER SUPPLY CORD (249) BLUE AC 110/127/220/230-240 V BROWN 50/60 Hz (270) L801 C801 RL801 T802 POWER TRANSFORMER C802 T801 Q802 POWER TRANSFORMER C820 R804 C818 ZD801 C819 R802 C805...
  • Page 35 CD-K1861V SO901 SPEAKER TERMINAL 6 ohms R-CH L-CH R933 Q905 R934 1 2 3 C925 Q910 Q903 E C B R930 B C E C928 C921 Q904 R923 C927 R929 C930 C929 R932 R931 D905 R925 L901 R927 D904 L902...
  • Page 36 CD-K1861V CD VIDEO PWB-C (TOP VIEW) RV70 CV34 RV66 RV76 RV64 RV72 CV30 RV78 RV68 CV36 RV69 RV65 CV33 RV67 CV27 RV77 RV71 RV19 RV79 RV81 CV29 CV37 RV75 CV31 RV20 RV73 CV38 RV17 RV89 RV83 ICV1 CV35 RV21 RV59...
  • Page 37 CD-K1861V CD VIDEO PWB-C (BOTTOM VIEW) CNP12 CNPV1 P38 4 - B TO KARAOKE P32 3 - G CNSV1 CNS12 TO DISPLAY RV46 RV43 RV47 RV45 RV39 RV48 RV38 CNP11 ZD61 RV44 P31 7 - B CNS11 TO MAIN PWB...
  • Page 38 CD-K1861V P37 12 - C KARAOKE PWB-J TO CD VIDEO PWB CNPV1 CNSV1 12 11 10 9 8 7 6 5 4 3 2 1 PIN1 RK37 CK79 RK39 RK36 RK94 QK31 RK38 CK85 VRK3 CK95 ZDK31 B C E...
  • Page 39 CD-K1861V SWM3 FOOL PROFF P32 5 - G (260-9) CNSM1 CNPM1 TO DISPLAY PWB FWM2 FWM1 PHM1 SWM4 CNPM2 F. A. S (260-10) TAPE MECHANISM SOLM1 SWM5 PWB-F SOLENOID (260-8) (260-11) TAPE MECHANISM ASSEMBLY TAPE MOTOR(260-7) TAPE 2 TAPE 1...

  • Page 40: Voltage

    CD-K1861V VOLTAGE FE301 IC302 IC303 IC701 ICV1 PIN VOLTAGE PIN VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE VOLTAGE 0V (0V) 2.6V (2.6V) 1.6V (1.7V) 4.8V 4.8V 2.5V 2.5V 4.8V 4.8V 0V (0V) 0.0V (0.0V) 1.6V (1.7V)

  • Page 41: Waveforms Of Cd Circuit

    CD-K1861V WAVEFORMS OF CD CIRCUIT STOP PLAY FOCUS SERCH 0.5ms 0.50 V 10.0 V IC1 20 F.E 0.5ms 10.0 V 0.5ms 5.0 V 0.50 V IC1 54 DRF 0.5ms 1.00 V PLAY 0.5ms NORMAL DISC 1.00 V TN0=01 20ms 1.00 V 0.5ms...

  • Page 42: Troubleshooting (Cd Section)

    CD-K1861V TROUBLESHOOTING (CD SECTION) When the CD does not function When the CD section does not operate when the 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.
  • Page 43 CD-K1861V • When the turntable fails to stop. Is from 5 V till 2.5V down pulse (approx. 300 ms) Check the SWM3 and the wiring from the IC701 pin 21 to the 2.5V SWM3. input into the IC701 pin 21 when the turntable is rotating?
  • Page 44 CD-K1861V • When the CD tray fails to open or close. Check the OPEN CLOSE SW and the wiring from the IC701 Is there following voltage input in specific state of IC701 pin 19? pin 19 to the OPEN CLOSE SW.
  • Page 45 CD-K1861V • Playback can only be performed when a disc is loaded. Check the laser diode driver. Is the Focus servo active? (Can you hear it working?) Check the area around IC1(16) - (21) (focus servo circuit). If the disc is not turning, the DRF Does the DRF signal change from "L"...
  • Page 46 CD-K1861V • Checking the spin system. Play operation is performed without disc. The turntable rotates a little. The spin driver circuit is normal. Check the periphery of IC1 pins 23 to 27, pin 39, and pin 40, IC2 The turntable fails to rotate or rotates at high speed.

  • Page 47: Function Table Of Ic

    CD-K1861V FUNCTION TABLE OF IC IC1 VHiLA9241M/-1: Servo Amp. (LA9241M) (1/2) Function Port Name Pin No. FIN2 Connection pin for photodiode of pickup. RF signal is generated through addition with FIN pin, and FE signal is generated through subtraction. FIN1 Connection pin for photodiode of pickup.
  • Page 48 CD-K1861V IC1 VHiLA9241M/-1:Servo Amp.(LA9241M) (2/2) Function Port Name Pin No. Micro computer command clock input pin. Micro computer command data input pin. Micro computer command chip enable input pin. (DETECT RF) RF level detection output. (Focus Serch Select) Pin to switch focus search mode. (± search/+ search for reference voltage) VCC2 VCC pin for servo system and digital system.
  • Page 49 CD-K1861V IC2 VHiLC78631E-1: Servo/Signal Control (LC78631E) (1/2) Terminal Name Input/Output Function VPDO Output Variable pitch PLL charge pump output. PDO2 Output Double-speed and mode playback PLL charge pump output. PDO1 Output Normal-speed mode playback PLL charge pump output. AVSS —...
  • Page 50 CD-K1861V IC2 VHiLC78631E-1: Servo/Signal Control (LC78631E) (2/2) Terminal Name Input/Output Function XVSS — Crystal osccillator garound. Normaly 0v. XOUT Output 16.9344 MHz crystal oscillator connections. Use a 33.8688 MHz Crystal oscillator for quadspeed playback. Input 16.9344 MHz crystal oscillator connections. Use a 33.8688 MHz Crystal oscillator for quadspeed playback.
  • Page 51 CD-K1861V IC3 VHiM63001FP-1: Focus/Tracking/Spindle/Sled Driver (M63001FP) Pin No. Terminal Function IN2– IN6+ Name IN2- CH2 inverted input. IN1A– IN6– IN1A- CH1 inverted input. IN1B– VCC4 IN1B- CH1 output offset control. OUT1- CH1 inverted output. OUT1– OUT6– OUT1+ CH1 non-inverted output.
  • Page 52 CD-K1861V IC701 RH-iX0314AWZZ: System Control Microcomputer (IX0314AW) (1/3) Pin No. Terminal Name Input/Output Function — (+) POWER SUPPLY Input/Output P36/BUZ Input/Output Port 3 P35/PCL Input/Output 8-bit I/O port Can be specified for input or output in 1-bit units. P34/TI2 Input/Output Can directly drive LEDs.
  • Page 53 CD-K1861V IC701 RH-iX0314AWZZ: System Control Microcomputer (IX0314AW) (2/3) Pin No. Terminal Name Input/Output Function P127/FIP52 Input/Output P126/FIP51 Input/Output Port 12 P125/FIP50 Input/Output 8-bit P-ch open-drain high-voltage I/O port P124/FIP49 Input/Output Can be specified for input or output in 1-bit units.
  • Page 54 CD-K1861V IC701 RH-iX0314AWZZ: System Control Microcomputer (IX0314AW)(3/3) P87/FIP20 VLOAD P36/BUZ P90/FIP21 P35/PCL P91/FIP22 P34/TI2 P92/FIP23 P33/TI1 P93/FIP24 P32/TO2 P94/FIP25 P31/TO1 P95/FIP26 P30/TO0 P96/FIP27 RESET P97/FIP28 P100/FIP29 P101/FIP30 P102/FIP31 P103/FIP32 IX0314AW P04/XT1 P104/FIP33 P105/FIP34 P27/SCK0 P106/FIP35 P26/SO0/SB1 P107/FIP36 P25/SI0/SB0 P110/FIP37 P24/BUSY...
  • Page 55 CD-K1861V ICV1 RH-iX0313AWZZ: MPEG Controller (IX0313AW) Pin No. Port Name Terminal Name Function Input/Output VOCAL CANCEL Output Vocal cancel K_C_DATA Output Key control IC data K_C_CLOCK Output Key control IC clock K_C_STROBE Output Key control IC strobe KEY CONT. Output...
  • Page 56 CD-K1861V ICV2 VHiD61012GC-1: MPEG Decoder (D61012GC) (1/3) Pin No. Terminal Name Input/Output Function — Digital supply. HD7-HD4 Input/Output Host data bus. HD7 = MSB, HDO = LSB. Internally pulled down. Pull down resistance = approx. 42 kohms. Can quit this pull down with the HD_PD_OFF register (74H, bo).
  • Page 57 CD-K1861V ICV2 VHiD61012GC-1: MPEG Decoder (D61012GC) (2/3) Pin No. Terminal Name Input/Output Function Output DRAM write enable signal. MCAS Output DRAM column address strobe signal. 54-56 MD7-MD5 Input/Output DRAM data bus. MD15 = MSB, MD0 = LSB. Internally pulled down. Pull down resistance is approx. 42 kohms.
  • Page 58 CD-K1861V ICV2 VHiD61012GC-1: MPEG Decoder (D61012GC) (3/3) SRAM SRAM CBP3- CD-DSP 85,87,89 CBP1 INTERFACE Video interface CDBCK Inter- NTSC/PAL VOUT3- CD-ROM CDLRCK VIDEO 95-99 sepa- 86,88,90 VOUT1 DECODER encoder lace CDEMPH ration Video CDC2P0 VCLK decoder HSYNC Synchronized signal NSYNC...
  • Page 59 CD-K1861V ICV3 VHiSDM4260C-1: DRAM (SDM4260C) Function Port Name Pin No. Power supply 2-10 I/O0-I/O7 Data input/output 11*,12* Not used Read/write enable Row address strobe Not used 16-19 A0-A3 Address input (row/refresh: A0 to A3) (Column: A0 to A3) Power supply...
  • Page 60 CD-K1861V ICK1 VHiM65845FP-1: MIC AMP (IM65845FP) Pin No. Port Name Terminal Name Function Input/Output Mic 1 input MIC 1 IN Input Mic 1 is connected. ALC 1 contrl ALC 1 — ALC attack recovery time setting C is connected. Mic 1 negative...
  • Page 61 CD-K1861V ICK41 VHiM65840FP-1: MIC AMP (IM65840FP)(1/2) Pin No. Port Name Terminal Name Input/Output Function A/D control ADCONT Input To decide the time constant when the ADM system A/D conversion is applied. D/A1 control DA1CONT Input To decide the time constant when the ADM system D/A1 conversion is...
  • Page 62 CD-K1861V ICK41 VHiM65840FP-1: MIC AMP (IM65840FP)(2/2) Figure 62 BLOCK DIAGRAM OF IC – 62 –...

  • Page 63: Fl Display

    CD-K1861V FL701 VVKBJ685GNK-1: FL Display S5 S4 B5 B6 B7 [ 1G~8G ] [ 10G ] ANODE CONNECTION 2G~6G (LOWER) Figure 63 FL SEGMENT – 63 –...
  • Page 64 CD-K1861V — M E M O — – 64 –...
  • Page 65 CD-K1861V PARTS GUIDE CD-K1861V MODEL CD-K1861V Video CD Mini System consisting of CD-K1861V (main unit) and CP-C861(speaker system). “HOW TO ORDER REPLACEMENT PARTS” To have your order filled promptly and correctly, please furnish the For U.S.A. only following information. Contact your nearest SHARP Parts Distributor to order.
  • Page 66 CD-K1861V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK DIODES CD-K1861V VHDKDS193//-1 Silicon,KDS193 INTEGRATED CIRCUITS D91~93 VHDKDS193//-1 Silicon,KDS193 D101,102 VHD1SS133//-1 AA Silicon,1SS133 VHILA9241M/-1 AS Servo Amp.,LA9241M D301~304 VHDDS1SS133-1 AB Silicon,DS1SS133 VHILC78631E-1 BB Servo/Signal Control,LC78631E D351~353 VHDDS1SS133-1 AB Silicon,DS1SS133...
  • Page 67 CD-K1861V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK AB 1 µF,50V,Electrolytic C121,122 VCEAZA1HW105M J VARIABLE RESISTORS AA 0.022 µF,25V C127 VCTYMN1EF223Z AB 3.3 µF,50V,Electrolytic C128 VCEAZA1HW335M J VR351 RVR-M0026AWZZ AC 10 kohm (B),Semi-VR C129,130 VCKYMN1HB471K J AA 470 pF,50V [FM Mute Level] AA 0.001 µF,50V...
  • Page 68 CD-K1861V PRICE PRICE DESCRIPTION PARTS CODE PARTS CODE DESCRIPTION RANK RANK AB 0.15 µF,50V,Electrolytic C616 VCCSMN1HL4R7K J AA 4.7 pF,50V CK16,17 VCEAZA1HW154M J AB 10 µF,50V,Electrolytic AA 0.01 µF,50V,Mylar C617 VCEAZA1HW106M J CK18 VCQYKA1HM103K J AA 0.022 µF,25V C618,619 VCTYMN1EF223Z...
  • Page 69 CD-K1861V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK VRS-TV2AB102J AA 1 kohm,1/10W R167 VRD-MN2BD104J AA 100 kohm,1/8W VRS-TV2AB273J AA 27 kohms,1/10W R168 VRD-MN2BD120J AA 12 ohms,1/8W VRS-TV2AB123J AA 12 kohms,1/10W R169 VRD-MN2BD182J AA 1.8 kohms,1/8W VRS-TV2AB332J AA 3.3 kohms,1/10W...
  • Page 70 CD-K1861V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK R626 VRD-MN2BD222J AA 2.2 kohms,1/8W R943 VRS-VV3DA681J AC 680 ohms,2W R628 VRD-MN2BD223J AA 22 kohms,1/8W R953,954 VRD-ST2CD332J AA 3.3 kohms,1/6W R629,630 VRD-RT2HD561J AA 560 ohms,1/2W R955,956 VRD-ST2CD102J AA 1 kohm,1/6W...
  • Page 71 CD-K1861V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK RK72 VRD-ST2EE561J AA 560 ohms,1/4W CNS3A/B QCNWN1183AWZZ J AG Connector Ass’y,6/6Pin RK73 VRD-ST2CD182J AA 1.8 kohms,1/6W CNS101 QCNWN1187AWZZ J AG Socket,3Pin RK74~82 VRD-MN2BD104J AA 100 kohm,1/8W CNS102 QCNWN1188AWZZ J...
  • Page 72 CD-K1861V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK SW729 92LSWICH1401AT J AC Switch,Key Type [Equalizer] 92LHOLD3022AS1 J AB Stabilizer Ass’y SW730 92LSWICH1401AT J AC Switch,Key Type [Dimmer] 208- 1 ———— — Stabilizer SW731 92LSWICH1401AT J AC Switch,Key Type [Surround]...
  • Page 73 Sheet,Miramat [For Taiwan Only] 92LV4974B Polyethylene Bag TLABH0058AWSA Sheet,E/C Comparison 92LV5795E Layer Pad [For Taiwan Only] TLABJ0003AWZZ AB Label,SHARP Corporation JAPAN [For Chile/Peru/Bolivia] TLABS0229AWZZ Label,Safety [For Hong Kong Only] TLABZ0613AWZZ Label,Feature Tape 2 TLABZ0616AWZZ Label,Feature Tape 1 TLABZ0620AWZZ AB Label,Saving Energy...
  • Page 74 CD-K1861V CD-K1861V 306-2 306-1 306-3 703x2 703x2 305x2 PWB-D Figure 9 CD MECHANISM EXPLODED VIEW – 9 –...
  • Page 75 CD-K1861V CD-K1861V 610x2 623x10 PWB-A3 622x2 601x2 240-1 PWB-A2 622x1 610x11 240-2 FL701 202-25 PWB-H 606x2 202-14 PWB-A1 202-15 202-24 202-13 202-2 202-10 202-11 202-23 202-7 PWB-G 202-6 603x2 603x3 202-5 202-12 202-4 202-3 202-26 202-21 Q852 202-18 Q851 Q850...
  • Page 76 CD-K1861V CD-K1861V 208-3 208-2 602x2 208-1 233-3 602x2 233-2 233-1 233-4 229x2 MECHANISM 617x2 616x4 PWB-C PWB-E SOLM2 Figure 11 CABINET EXPLODED VIEW (2/2) – 11 –...
  • Page 77 CD-K1861V CP-C861 Figure 12 SPEAKER EXPLODED VIEW – 12 –...
  • Page 78 CD-K1861V — M E M O — – 13 –...
  • Page 79 CD-K1861V — M E M O — – 14 –...
  • Page 80 CD-K1861V © COPYRIGHT 1999 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

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