Sharp CDC2900 - 3-CD Compact Stereo System Service Manual
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Sharp CDC2900 - 3-CD Compact Stereo System Service Manual

Mini component system
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Illustration: CD-C622
Illustration: CD-C2900
Important Service Notes (For U.s.a. Only) ........................................................................................................... 2
Specifications .............................................................................................................................................................. 3
Names Of Parts ........................................................................................................................................................... 4
Operation Manual ...................................................................................................................................................... 6
Quick Guide ................................................................................................................................................................... 7
Disassembly .................................................................................................................................................................. 9
Removing And Reinstalling The Main Parts ................................................................................................... 12
Adjustment ................................................................................................................................................................. 13
Notes On Schematic Diagram .............................................................................................................................. 15
Waveforms Of Cd Circuit ...................................................................................................................................... 16
Block Diagram ........................................................................................................................................................... 17
Schematic Diagram / Wiring Side Of P.w.board .............................................................................................. 20
Voltage ........................................................................................................................................................................ 41
Troubleshooting (Cd Section) ........................................................................................................................... 42
Function Table Of Ic ................................................................................................................................................ 47
Fl Display ...................................................................................................................................................................... 54
REPLACEMENT PARTS LIST/EXPLODED VIEW
SERVICE MANUAL
CONTENTS
SHARP CORPORATION
– 1 –
CD-C622
CD-C622 mini component system consisting of CD-C622 mini
component system, CP-C622 and rear (GBOXS0021AWM1) speaker
system.
CD-C2900
CD-C2900 mini component system consisting of CD-C2900 mini
component system and CP-C2900 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
used.
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
CD-C622/C2900
No. S3908CDC622//
Page

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Summary of Contents for Sharp CDC2900 - 3-CD Compact Stereo System

  • Page 1 FL DISPLAY ..................................54 REPLACEMENT PARTS LIST/EXPLODED VIEW PACKING OF THE SET (For U.S.A. Only) This document has been published to be used SHARP CORPORATION for after sales service only. – 1 – The contents are subject to change without notice.

  • Page 2: Important Service Notes (For U.s.a. Only)

    CD-C622/C2900 FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. IMPORTANT SERVICE NOTES (For U.S.A. Only) BEFORE RETURNING THE AUDIO PRODUCT (Fire & Shock Hazard) Before returning the audio product to the user, perform the following safety checks.

  • Page 3: Specifications

    CD-C622/C2900 SPECIFICATIONS CD-C622/C2900 Compact disc player section General Power source: AC 120 V, 60 Hz Type: 3-disc multi-play compact disc Power consumption: Stand-by; 0.3 W player (CD-C622) Power on; 95 W Signal readout: Non-contact, 3-beam semi- Power consumption: Stand-by; 0.3 W conductor laser pickup (CD-C2900) Power on;...

  • Page 4: Names Of Parts

    CD-C622/C2900 NAMES OF PARTS CD-C622/C2900 Front Panel 1. Disc Number Selector Buttons 2. Disc Tray 3. Multi-function Indicator 4. Disc Skip Button 5. Open/Close Button 6. Extra Bass Indicator 7. FM Stereo Mode Indicator 8. FM Stereo Indicator 9. (CD) Repeat Indicator 10.

  • Page 5: Table Of Contents

    CD-C622/C2900 Front Speaker CP-C622 1. Super Tweeter 2. Woofer 3. Bass Reflex Ducts 4. Speaker Wire CP-C2900 1. Super Tweeter 2. Tweeter 3. Woofer 4. Bass Reflex Ducts 5. Speaker Wire Rear Speaker (CD-C622 Only) GBOXS0021AWM1 1. Full Range Speaker 2.

  • Page 6: Operation Manual

    CD-C622/C2900 OPERATION MANUAL – 6 –...
  • Page 7 CD-C622/C2900 – 7 –...
  • Page 8 CD-C622/C2900 – 8 –...

  • Page 9: Disassembly

    CD-C622/C2900 DISASSEMBLY (Illustration: CD-C622) Caution on Disassembly CD-C622/C2900 Follow the below-mentioned notes when disassembling the unit and reassembling it, to keep it safe and ensure Top Cabinet excellent performance: 1. Take cassette tape and compact disc out of the unit. (A1)x2 ø3x12mm 2.
  • Page 10 CD-C622/C2900 (E1)x1 ( M1 ) x1 ø3x10mm ø3 x10mm Front Panel (E2)x2 (E3)x1 (E5)x1 CD Servo PWB ( M2 ) x2 (E2)x2 (E4)x1 (G1)x1 ( M2 ) x2 CD Player Unit (E1)x2 ø3x8mm Figure 10-4 (F1)x1 Main PWB ( N1 ) x4 ø3x8mm ø3 x12mm Figure 10-1...
  • Page 11 CD-C622/C2900 CP-C622 CP-C622 PROCEDURE STEP REMOVAL FIGURE (A3)x4 (A2)x2 Front Panel Piezo Front Speaker 1. Front Panel .... (A1) x1 11-1 ø4x12mm (A1)x1 2. Tip ......(A2) x2 3. Screw ..... (A3) x4 Note: The rear speakers can be easily disassembled. Therefore the disassembling method is not discribed.

  • Page 12: Removing And Reinstalling The Main Parts

    CD-C622/C2900 REMOVING AND REINSTALLING THE MAIN PARTS CD MECHANISM SECTION Perform steps 1, 2, 3, 13 and 14 of the disassembly method to remove the CD mechanism. Loading / Up / Down Motor How to remove the loading motor (See Fig. 12-1) Motor 1.

  • Page 13: Adjustment

    CD-C622/C2900 ADJUSTMENT MECHANISM SECTION FM RF Signal generator: 1 kHz, 75 kHz dev., FM modulated Driving Force Check Frequency Frequency Serring/ Instrument Test Stage Torque Meter Specified Value Display Connection Adjusting Play: TW-2412 Tape 1: Over 80 g Point Tape 2: Over 80 g Band —...

  • Page 14: Test Mode

    CD-C622/C2900 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 15: Notes On Schematic Diagram

    CD-C622/C2900 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. M are used: the symbol K means 1000 ohm and the symbol 1.

  • Page 16: Waveforms Of Cd Circuit

    CD-C622/C2900 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 5.0 V 20ms...

  • Page 17: Block Diagram

    CD-C622/C2900 XVDD RVDD LVDD VVDD SL– Figure 17 BLOCK DIAGRAM (1/3) – 17 –...
  • Page 18 CD-C622/C2900 SWM3 AM LOOP FOOL PROOF ANTENNA ANTENNA SWM4 F.A.S SOLM1 IC301 SOLENOID FM IF TA7358AP SWM5 CF301 L301 T301 FM FRONT END FM B.P.F VR351 AM IF MPX VCO ADJ T351 CF351 T352 MONO/ST FM OSC FM IF IN FM DET FM RF L302...

  • Page 19: System Control

    CD-C622/C2900 SWM3 PROOF FL701 SWM4 F.A.S DISPLAY SOLM1 ENOID Q702 SWM5 1 2 3 4 37 38 39 Q703 TAPE MOTOR R351 Q705 VCO ADJ Q706 Q707 MONO/ST MO/ST FM/AM IC701 IX0280AW Q343 SYSTEM CONTROL TCHING MICROCOMPUTER IC704 AVDD RX701 UNSWITCH MEMORY BACK UP...
  • Page 20 CD-C622/C2900 47/16 0.01 2SA1318 1/50 64 63 61 60 55 54 53 52 51 50 49 – FIN2 – – FIN1 EFBAL – EREF – – FOSTA – DGND TOSTA – 2FREQ CNP1 0.1/50 – LASER – 0.033 TE– – LA9241M FSTA 100K...
  • Page 21 CD-C622/C2900 R57 1K R58 1K R59 1K CD SIGNAL R61 1K R62 1K R63 1K 0.01 60 59 58 57 56 55 54 53 52 51 50 64 63 EFLG SUB-CODE SBSY 16.934 MHz -COM INTERFACE DEF1 XVSS X-TAL 3.3M XOUT GENERATOR 2KX8...
  • Page 22 CD-C622/C2900 AM LOOP ANT FM ANT AM TRACK C315 6.8P(UJ) AM ANT IC301 T331 FM BAND TA7358AP COVERAGE fL FM FRONT END L301 B.P.F C302 VD331 10P(CH) SVC348S C306 C317 R305 C303 T333 18P(CH) 3.9P(UJ) 0.01 L303 C310 0.001 R320 C335 560P AM OSC...
  • Page 23 CD-C622/C2900 TP302 AM TRACKING AM ANT. R340 T331 5.6K R360 220K R359 R350 VD331 3.9K SVC348S T352 C358 R321 R348 T333 Q350 0.0015 2SC3331 R352 VR351 FM DET. C335 6.8K(B) 24 23 22 21 20 19 15 14 560P AM OSC. FM/AF IF MPX.
  • Page 24 CD-C622/C2900 RECORD SIGNAL FM SIGNAL PLAYBACK SIGNAL CNS11 R-CH A_GND L-CH CD_GND R639 C601 4.7/50 +12V R607 1.5K R608 1.5K C605 R605 1.5K R606 1.5K 4.7/50 R603 1.5K R604 1.5K C603 R602 1.5K R601 1.5K 4.7/50 C611 0.033 C612 0.033 C615 C613 C614...
  • Page 25 CD-C622/C2900 DIGITAL OUTPUT PWB-A6 RECORD SIGNAL CD SIGNAL CNS99 D_OUT 1 P21 12 - D +4.3V CNP99 TO CD 2.2 H SERVO PWB CD GND IC99 100/10 0.022 R633 L-CH R631 C631 JK601 390P VIDEO C602 R634 C632 R632 4.7/50 R642 390P R608...
  • Page 26 CD-C622/C2900 IC901 STK4074B (2Ch) POWER AMP – – C915 C923 R912 R921 100(1/4W) C916 Fusible C911 R917 R918 100/50 R916 C912 R913 100/50 C917 100 (1/4W) Fusible 47/50 R926 0.1 (1W) D906 D903 1SS133 1SS133 C921 C920 0.022 0.022 R931 C901 R905 1/50...
  • Page 27 CD-C622/C2900 R960 22(1/2W) M901 FAN MOTOR D960 C961 1SS133 47/50 R963 R946 C923 330(1/2W) HEADPHONES PWB-A5 R962 WTM801 R949 RL901 330(1/2W) JK970 HEADPHONES FW801 C954 100/50 C956 100/50 SP_REAR_L-CH D907 C936 C937 SP_REAR_R-CH 1SS133 16 OHMS/CH (ML) (ML) SP_REAR_L-CH_GND SP_REAR_R-CH_GND Q908 R934 R937...
  • Page 28 CD-C622/C2900 DISPLAY PWB-A3 FL701 FL DISPLAY 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 29 30 31 32 33 R721 R722 R723 100K...
  • Page 29 CD-C622/C2900 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 RWC(DSP) WRQ(DSP) C706 CO IN(DSP) 1/50 SQ OUT(DSP) CQ CK(DSP) RES(DSP) C709 DRF(ASP) 0.022 D_GND C710 SLD+ 220/10 R778 SLD– R777 PUIN SW R776 OPEN/CLOSE R775 DISC NO...
  • Page 30 CD-C622/C2900 CD-C622 MAIN PWB-A1 R305 C302 C304 Q344 IC301 R369 3 2 1 1 2 3 4 6 7 8 9 R365 R317 R302 C382 R356 C384 C303 T301 1 2 3 4 5 6 7 8 9 10 11 L302 B C E R304...
  • Page 31 CD-C622/C2900 P39 12 - D TO CD SERVO PWB P35 8 - H CNP11 TO DISPLAY PWB CNS701 CNS11 4 5 6 FC701 Q109 Q110 R369 Q128 R167 B C E Q126 3 2 1 B C E 1 2 3 R113 R365 R160...
  • Page 32 CD-C622/C2900 CD-C2900 FC701 MAIN PWB-A1 R305 C302 C304 Q344 IC301 R369 3 2 1 1 2 3 4 6 7 8 9 R365 R317 R302 C382 R356 C384 C303 T301 1 2 3 4 5 6 7 8 9 10 11 L302 B C E R304...
  • Page 33 CD-C622/C2900 P39 12 - D TO CD SERVO PWB P37 8 - H CNP11 TO DISPLAY PWB CNS701 CNS11 4 5 6 FC701 Q109 Q110 R369 Q128 R167 B C E Q126 3 2 1 B C E 1 2 3 R113 R365 R160...
  • Page 34 CD-C622/C2900 CD-C622 COLOR TABLE SWITCH PWB-A4 RS707 LED706 LED704 LED705 LED707 RS706 RS704 RS703 RS705 SW708 SW709 RD09 DISC OPEN/CLOSE SKIP DISPLAY PWB-A3 SW729 EQUALIZER FL701 R727 C706 Q705 C720 Q706 SW730 D723 DIMMER C712 E C B IC701 3 2 1 Q707 L702 R749...
  • Page 35 CD-C622/C2900 R D(R ) WH ( W) COLOR TABLE BROWN ORANGE YELLOW GREEN BLUE VIOLET GRAY WHITE BLACK PINK SW707 SW706 LED703 LED704 LED702 LED701 DISC 3 DISC 2 RS701 RS703 SW705 FW702 RS702 DISC 1 RD06 RD05 SW704 TIMER/ SLEEP FL701 RD04...
  • Page 36 CD-C622/C2900 CD-C2900 COLOR TABLE SWITCH PWB-A4 RS707 LED706 LED705 LED704 LED707 RS706 RS704 RS703 RS705 SW708 SW709 RD09 DISC OPEN/CLOSE SKIP DISPLAY PWB-A3 SW729 EQUALIZER FL701 R727 C706 Q705 C720 Q706 SW730 D723 DIMMER C712 E C B IC701 3 2 1 Q707 L702 R749...
  • Page 37 CD-C622/C2900 R D(R ) WH ( W) COLOR TABLE ORANGE YELLOW GREEN BLUE VIOLET GRAY WHITE BLACK PINK BROWN SW707 SW706 LED703 LED702 LED701 LED704 DISC 3 DISC 2 RS701 SW705 RS703 FW702 RS702 DISC 1 RD06 RD05 SW704 TIMER/ SLEEP FL701 RD04...
  • Page 38 CD-C622/C2900 SWM3 F. P. TO DISPLAY PWB CNSM1 CNPM1 P34 5 - H, P36 5 - H FWM2 FWM1 PHM1 SWM4 CNPM2 F. A. S SOLM1 TAPE MECHANISM SOLENOID (254-8) PWB-E SWM5 TAPE MOTOR(254-7) TAPE MECHANISM ASSEMBLY P31 10 - E TO MAIN PWB CNP802 TAPE 2...
  • Page 39 CD-C622/C2900 ZD61 3 2 1 CNP2 CNP10 1 2 3 4 5 6 7 8 9 10 CNP3 CD SERVO PWB-B PICKUP UNIT(306) CNS1A CNS1B CNS2A CNS2B • The numbers are waveform numbers shown in page 16. Figure 39 WIRING SIDE OF P.W.BOARD (10/11) –...
  • Page 40 CD-C622/C2900 CD-C2900 P33 10 - E TO MAIN PWB CNP802 COLOR TABLE BROWN R D ( R ) CNS802 1 2 3 4 5 6 7 8 ORANGE YELLOW GREEN BLUE VIOLET T801 GRAY POWER TRANSFORMER WH ( W) WHITE BLACK PINK P36 2 - H...

  • Page 41: Voltage

    CD-C622/C2900 VOLTAGE IC301 IC302 IC303 IC701 PIN VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE VOLTAGE 2.5V 2.5V 0.9V (0V) 2.5V (2.5V) 1.6V (1.6V) 4.7V 4.6V 2.5V 2.6V 1.6V (0V) 0V (0V) 1.6V (1.6V) 4.7V 4.6 V 2.5V 2.9V...

  • Page 42: Troubleshooting (Cd Section)

    CD-C622/C2900 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-C622/C2900 • 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? Is there following voltage input on the IC701 pin 21 in the specific state? Check the MECHA UP SW and the wiring from the IC701 pin...
  • Page 44 CD-C622/C2900 • 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. Open state: 0V Close state: 0V Intermediate state between open state and close state: 4.3V...
  • Page 45 CD-C622/C2900 • 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-C622/C2900 • 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. pin 12 and pin 13, IC5 to CNP3.

  • Page 47: Function Table Of Ic

    CD-C622/C2900 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-C622/C2900 IC1 VHiLA9241M/-1:Servo Amp.(LA9241M) (2/2) Function Pin No. Port Name 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-C622/C2900 IC2 VHiLC78622N-1: Servo/Signal Control (LC78622NE) (1/2) Terminal Name Input/Output Function DEFI Input Defect detection signal (DFF) input terminal. (When this terminal is not used, connect it to 0V.) Input For PLL Input terminal for test. Pull-down resistor built in. Be sure to connect this terminal to 0V. Output Phase comparison output terminal for external VCO control.
  • Page 50 CD-C622/C2900 IC2 VHiLC78622N-1: Servo/Signal Control (LC78622NE) (2/2) Terminal Name Input/Output Function SBSY Output Sub-code clock sync signal output terminal. EFLG Output C1, C2, single, double correction monitor terminal. Output Sub-code P, Q, R, S, T, U, and W output terminal. SFSY Output Sub-code frame sync signal output terminal.
  • Page 51 CD-C622/C2900 IC3 VHiM63001FP-1: Focus/Tracking/Spin/Slide 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. OUT1+ OUT6+ OUT2-...
  • Page 52 CD-C622/C2900 IC701 RH-iX0280AWZZ:System Microcomputer (IX0280AW) (1/2) Pin No. Port Name Terminal Name Input/Output Function — (+) POWER SUPPLY Output DOLBY PROLOGIC ENABLE TERMINAL Input DATA INPUT Output DATA OUTPUT Output CE OUTPUT Output CLOCK OUTPUT 7,8* P32, P31 LCK1, LCK2 Output Output CD DSP READ WRITE CONTROL...
  • Page 53 CD-C622/C2900 IC701 RH-iX0280AWZZ:System Microcomputer (IX0280AW) (2/2) Pin No. Port Name Terminal Name Input/Output Function P116 KEY JOG A Input KEY JOG INPUT A P115 KEY JOG B Input KEY JOG INPUT B P114 S MUTE Output SYSTEM MUTE P113 C MUTE Output CENTER MUTE P112...

  • Page 54: Fl Display

    CD-C622/C2900 FL701 VVKBJ685GNK-1: FL Display S5 S4 B5 B6 B7 [ 1G~8G ] [ 10G ] ANODE CONNECTION 2G~6G (LOWER) Figure 54 FL DISPLAY – 54 –...

  • Page 55: Parts Guide

    “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. 1. MODEL NUMBER 2. REF. No. 3. PART NO. 4. DESCRIPTION For location of SHARP Parts Distributor, Please call Toll-Free;...
  • Page 56 CD-C622/C2900 PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK LED702 VHPSLI342YCB1 AC LED,Orange,SLI342YCB CD-C622/C2900 LED703 VHPSLI342DCB1 AC LED,Yellow,SLI342DCB LED704 VHPSLI342UCB1 AC LED,Red,SLI342UCB INTEGRATED CIRCUITS LED705 VHPSLI342DCB1 AC LED,Yellow,SLI342DCB LED706 VHPSLI342YCB1 AC LED,Orange,SLI342YCB VHILA9241M/-1 AS Servo Amp.,LA9241M LED707 VHPL1154GT4-1 AB LED,Green,L1154GT4 VHILC78622N-1 AY Servo/Signal Control,...
  • Page 57 CD-C622/C2900 PRICE PRICE DESCRIPTION PARTS CODE DESCRIPTION PARTS CODE RANK RANK VCEAZA1HW475M J AB 4.7 F,50V,Electrolytic C338 VCKYMN1HB101K J AA 100 pF,50V VCEAZA1HW104M J AB 0.1 F,50V,Electrolytic C349 VCTYMN1EF223Z AA 0.022 F,25V VCEAZA0JW227M J AC 220 F,6.3V,Electrolytic C350 VCEAZA1AW227M J AC 220 F,10V,Electrolytic VCKYTV1HB103K AA 0.01 F,50V...
  • Page 58 CD-C622/C2900 PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK C902 VCCSPA1HL221J AA 220 pF,50V VRD-ST2CD222J AA 2.2 kohms,1/6W C903 VCEAZA1HW105M J AB 1 F,50V,Electrolytic R88,89 VRD-ST2CD122J AA 1.2 kohms,1/6W C904 VCEAZA1HW106M J AB 10 F,50V,Electrolytic VRD-ST2CD221J AA 220 ohms,1/6W C905 VCCSPA1HL221J AA 220 pF,50V...
  • Page 59 CD-C622/C2900 PRICE PRICE DESCRIPTION PARTS CODE DESCRIPTION PARTS CODE RANK RANK R562 VRD-MN2BD394J AA 390 kohms,1/8W R903 VRD-ST2CD104J AA 100 kohm,1/6W R564 VRD-MN2BD394J AA 390 kohms,1/8W R904 VRD-ST2CD683J AA 68 kohms,1/6W R566 VRD-MN2BD225J AA 2.2 Mohms,1/8W R905 VRD-MN2BD102J AA 1 kohm,1/8W R567 VRD-MN2BD274J AA 270 kohms,1/8W...
  • Page 60 CD-C622/C2900 PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK CNPM1 QCNCM932MAFZZ J AE Plug,12Pin 92LM-CUSN1524A J AC Cushion CNPM2 QCNCM030BAWZZ J AB Pin Holder 92LHPC1MASY BG Pickup Unit Ass’y CNS1A/B QCNWN1181AWZZ J AK Connector Ass’y,5/5Pin 306- 1 ———— —...

  • Page 61: Quick Guide

    ———— — Cover,CD Tray [2900 For Canada] (Not Replacement Item) TINSZ0391AWZZ AB Quick Guide 251- 2 92LBADGE1671A AC Badge,SHARP [622 For U.S.A Only] 251- 3 GCOVA1224AWSA J Cover,CD Tray Panel,Left TINSZ0392AWZZ Operation Manual 251- 4 GCOVA1225AWSA J Cover,CD Tray Panel,Right [622 Except for U.S.A/Canada]...
  • Page 62 CD-C622/C2900 PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK CP-C622 SPEAKER BOX PARTS FRONT SPEAKER 92L121-0162 AU Net Frame Ass’y 92L051-0070 Cabinet Ass’y 92L312-0073 AU Front Panel 92L291-0079 Speaker Cord 92L316-0068 Duct Pipe 92L394-0045 AC Port Cushion 92L372-0025 AB Screw,ø4 12mm 92L394-0049 AB Cushion,Wire...
  • Page 63 CD-C622/C2900 CD-C622/C2900 306-2 306-1 306-3 703x2 703x2 305x2 PWB-C Figure 8 CD MECHANISM EXPLODED VIEW – 8 – – 63 –...
  • Page 64 CD-C622/C2900 CD-C622/C2900 602x10 249-1 604x2 PWB-A4 2900 PWB-A3 604x10 249-2 602x2 FL701 PWB-A5 244-7 PWB-A6 240x6 244-8 605x2 244-6 244-14 244-18 244-16 IC901 244-4 244-20 244-19 606x2 244-17 244-15 PWB-A1 244-5 Silicon grease 244-22 244-13 244-11 Q823 244-12 Q824 244-10 244-21 Silicon 606x3...
  • Page 65 CD-C622/C2900 CD-C622/C2900 255-3 255-2 617x2 255-1 251-3 617x2 251-2 251-1 251-4 236x2 MECHANISM 609x2 612x4 PWB-B PWB-D SOLM2 Figure 10 CABINET EXPLODED VIEW (2/2) – 10 – – 65 –...
  • Page 66 CD-C622/C2900 CP-C622 907x4 SP3,4 SP1,2 PIEZO SP3,4 PIEZO SP3(L-CH) SP4(R-CH) WOOFER SP1(L-CH) SP2(R-CH) WOOFER SP1,2 Figure 11 SPEAKER EXPLODED VIEW (1/3) – 11 – – 66 –...
  • Page 67 CD-C622/C2900 CP-C2900 SUPER TWEETER TWEETER SP3(L-CH) SP5(L-CH) SP4(R-CH) SP6(R-CH) C1,2 Capacitor SP5,6 902,903 WOOFER 909x2 SP3(L-CH) SP4(R-CH) 904,905 908x2 (with Capacitor C1,2) 908x2 SP3,4 909x2 SP1,2 911x4 SUPER TWEETER SP5(L-CH) SP6(R-CH) TWEETER C1,2 SP3(L-CH) Capacitor SP4(R-CH) 2.2 F,50V, Electrolytic (N.P.) WOOFER SP1(L-CH) SP2(R-CH)
  • Page 68 CD-C622/C2900 GBOXS0021AWM1 (CD-C622 ONLY) 904x6 SP1,2 SP1,2 Figure 13 SPEAKER EXPLODED VIEW (3/3) – 68 – – 13 –...
  • Page 69 CD-C622/C2900 PACKING OFF THE SET (For U.S.A. Only) CP-C622 Setting position of switches and knobs Tape Mechanism STOP Front Speaker(L/R) CP-C622 UNIT 92L411-0108 SPAKP0013AWZZ1 Polyethylene Bag Polyethylene bag SPAKA0203AWZZ Packing Add.,(Left/Right) Bottom 92L412-0125 Packing Add., (Top/Bottom) 92L416-0060 Center Pad Rear Speaker(L/R) GBOXS0021AWM1 FM/AM Loop Antenna Quick Guide...
  • Page 70 CD-C622/C2900 CP-C2900 Setting position of switches and knobs Tape Mechanism STOP Front Speaker (L/R) CP-C2900 UNIT 92L70032001600 SPAKP0013AWZZ1 Polyethylene Bag Polyethylene bag 92L71525003200 Sheet SPAKA0211AWZZ Packing Add.,(Left/Right) Bottom 92L720TPC46200 Packing Add.,(Top) 92L720BPC46200 Packing Add.,(Bottom) FM/AM Loop Antenna Quick Guide Operation Manual AC Power Cord Remote Control 92LBAG1460C1...
  • Page 71 CD-C622/C2900 — M E M O — – 16 – – 71 –...
  • Page 72 CD-C622/C2900 © 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 form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

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