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Aiwa CSD-EL55 Service Manual

Compact disc stereo radio cassette recorder
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SERVICE MANUAL
COMPACT DISC STEREO RADIO
CASSETTE RECORDER
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No.09-996-333-4T2).
CSD-EL55
BASIC TAPE MECHANISM : 6ZM-3YPR3NC
BASIC CD MECHANISM : 3ZG-3E2N
S/M Code No. 09-996-333-4R2
HR(S),K(S),
EZ(S)

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Summary of Contents for Aiwa CSD-EL55

  • Page 1 HR(S),K(S), CSD-EL55 EZ(S) SERVICE MANUAL COMPACT DISC STEREO RADIO BASIC TAPE MECHANISM : 6ZM-3YPR3NC CASSETTE RECORDER BASIC CD MECHANISM : 3ZG-3E2N This Service Manual is the “Revision Publishing” and replaces “Simple Manual” (S/M Code No.09-996-333-4T2). S/M Code No. 09-996-333-4R2...

  • Page 2: Specifications

    SPECIFICATIONS [HR Model] <Tuner section> Power output 2.5 W + 2.5 W (10% T.H.D. /7Ω DC) FM Tuner Section 2.0 W + 2.0 W (DIN 1% Rated Power) Tuning range 87.5 MHz to 108 MHz Power requirements DC 12 V using eight size C (R14) Antenna Rod antenna batteries...

  • Page 3: Protection Of Eyes From Laser Beam During Servicing

    PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs laser. Therefore, be sure to follow carefully the CAUTION instructions below when servicing. Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous WARNING! radiation exposure.

  • Page 4: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C256 87-010-546-080 CAP, ELECT 0.33-50V C257 87-010-544-080 CAP, ELECT 0.1-50V C258 87-010-544-080 CAP, ELECT 0.1-50V 87-A21-184-010 IC,TA2104AN C261 87-010-263-080 CAP, ELECT 100-10V 87-A21-185-040 C-IC,LC72121M C262 87-010-260-080 CAP, ELECT 47-25V...
  • Page 5 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C833 87-010-401-080 CAP, ELECT 1-50V FFC3 88-905-141-210 FF-CABLE, 5P 1.25 C834 87-018-199-080 CAP, CER 3300P ICP192 87-002-330-010 PROTECTOR IC,ICP-N5 C835 87-018-134-080 CAPACITOR,TC-U 0.01-16 J201 87-009-216-010 JACK, DIA 3.5 C836 87-010-374-080 CAP, ELECT 47-10V...
  • Page 6 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 87-010-197-080 CAP, CHIP 0.01 DM<HR> D609 87-A40-161-010 LED,L-1154SGD 87-015-819-080 CAPACITOR,0.01<K,EZ> D610 87-A40-161-010 LED,L-1154SGD 87-010-196-080 CHIP CAPACITOR,0.1-25 87-010-196-080 CHIP CAPACITOR,0.1-25 87-010-196-080 CAP,CER 0.1-16V<K,EZ> SWITCH C.B 82-785-747-080 CF,MS2 GHY,R C391 87-A10-166-010 CAP,CER 150P-50 K B 82-785-747-080...
  • Page 7 LCD DISPLAY / CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor / Diamensions (mm) Wattage Type Tolerance Symbol Resistor Code : A / Form 1/16W 0.45 1608 1/10W 2125 1.25 0.45 1/8W 3216 0.55 COM1...
  • Page 8 WIRING-1 (MAIN-CENTER, L SECTION) J201 TO J NOTE POWER C.B A MAIN (L)C. B CON501 RXXX PHONES CXXX E C B CXXX JWXXX A MAIN (CENTER)C. B (RCH) (LCH) TO PICK UP ASSY CON1 FFC1 CN801 B C E E C B 10 14 16 13 15 E C B...
  • Page 9 SCHEMATIC DIAGRAM-1 (MAIN-CD SECTION)
  • Page 10 WIRING-2 (MAIN-R, TUNER SECTION) <For HR Model> NOTE RXXX A MAIN(R) C. B CXXX CXXX E C B JWXXX E C B B C E L003 (AM BAR ANT.) FM ROD ANT. B C E E C B C1010 <HR,EZ> E TUNER C.
  • Page 11 SCHEMATIC DIAGRAM-2 (MAIN-AMP SECTION) <HR,EZ>...
  • Page 12 WIRING-3 (MAIN-R, TUNER SECTION) <FOR EZ, K Models> NOTE A MAIN(R) C. B L003(MW/LW BAR ANT.) RXXX CXXX CXXX E C B JWXXX E C B B C E FM ROD ANT. B C E E C B E TUNER C. B G D S S D G BLK2...
  • Page 13 SCHEMATIC DIAGRAM-3 (TUNER SECTION) <FOR EZ, K Models> SCHEMATIC DIAGRAM-4 (TUNER SECTION) <FOR HR Model>...
  • Page 14 WIRING-4 (FRONT SECTION) NOTE SW311 SW306 SW303 SW305 SW304 SW307 SW302 SW313 SW312 B FRONT C. B PLAY/PRESET REC/ STOP/ PAUSE/ SYNCHRO MODE RXXX CLEAR REC MUTE CD OPEN TUNING TUNING /DIR(DECK1) DUBBING CXXX CXXX B C E SWXXX TO E TUNER C.
  • Page 15 SCHEMATIC DIAGRAM-5 (FRONT SECTION)
  • Page 16 WIRING-5 (CD, CASSETTE MECHA SECTION) F LOADING MOTOR C.B DECK2 DECK1 CON3 (OPEN) (CLOSE) (LOADING MOTOR) FFC3 To A MAIN C.B I RELAY C. B CN803 G CD MOTOR C.B To A CON302 MAIN C.B CN802 TO A CON2 MAIN C. B CN302 CON301 TO A MAIN C.
  • Page 17 IC BLOCK DIAGRAMS IC, LA6541D IC, BU2092 IC, LC72121M IC, TA7291S IC, TA2104AN IC, BU4052BC IC, M62439SP IC, MM1454XFBE...
  • Page 18 VOLTAGE CHARTS [IC] IC001/TA2104AN IC201/MM1454XF IC203/BA5417 IC303/BU4052BC IC501/LC867132V-5L08 IC801/LA9241ML Pin No. Voltage (V) Pin No. Voltage (V) Pin No. Voltage (V) Pin No. Voltage (V) Pin No. Voltage (V) Pin No. Voltage (V) Pin No. Voltage (V) Pin No. Voltage (V) 0.81 2.44 2.47...
  • Page 19 [TRANSISTOR] IC802/LC78622ED Pin No. E(V) C(V) B(V) Pin No. Voltage (V) Pin No. Voltage (V) Q001 2.19 4.04 2.93 0.01 0.004 Q071 0.01 0.64 0.01 2.47 Q072 3.46 0.02 0.02 Q151 2.64 4.84 3.34 0.01 0.003 Q152 3.44 4.84 2.42 1.93 0.02 Q201...
  • Page 20 IC DESCRIPTION IC, LA9241ML Pin No. Pin Name Description Pin to which external pickup photo diode is connected. RF signal is created by adding FIN2 with the FIN1 pin signal. FE signal is created by subtracting from the FIN1 pin signal. FIN1 Pin to which external pickup photo diode is connected.
  • Page 21 Pin No. Pin Name Description Pin from which TES signal is output to DSP. “High Frequency Level” is used to judge whether the main beam position is on top of bit or on top of mirror. SLOF Sled servo off control input pin. 39, 40 CV–, CV+ CLV error signal input pin from DSP.
  • Page 22 IC, LC78622ED Pin No. Pin Name Description DEFI Defect sense signal (DEF) input pin. (Connect to 0V when not used). Test signal input pin with built-in pull-down resistor. Be sure to connect to 0V. Phase comparator output pin to control external VCO. VVSS —...
  • Page 23 Pin No. Pin Name Description XVDD — Crystal oscillator power supply pin. XOUT Pin to which external 16.9344 MHz crystal oscillator is connected. XVSS — Crystal oscillator GND pin. Be sure to connect to 0V. SBSY Subcode block sync signal output pin. EFLG C1, C2, single and dual correction monitoring pin.
  • Page 24 IC, LC867132V-5L08 Pin No. Pin Name Description O-RWC/CE CD read/write control output and TU ship enable. O-DATA Data output for IC BU2092, LC72131D (Z) and M62439SP. O-CLK Clock output for IC BU2092 and LC72131. _______ O-STB Strobe output for IC BU2092. O-CKSFT Clock shift output for system micro computer.
  • Page 25 Pin No. Pin Name Description O-PL1 Double deck 1 plunger control output. (Not connected). O-P. CONT Power supply control output. O-MUTE Main mute output. Not connected. O-COIN CD command output. I-SQOUT CD sub code Q input. Clock output for CD command and sub code.
  • Page 26 ELECTRICAL ADJUSTMENT <HR Model> E TUNER C.B L003 AM BAR ANTENNA L002 L005 TC001 IC001 L004 L007 L006 IC002 TP1 (VT) DECK1 : PLAY HEAD DECK2 : R/P/E HEAD DECK 1 DECK1,2 <TUNER SECTION> 1. AM IF Adjustment 5. FM Tracking Adjustment L007 ...............
  • Page 27 ELECTRICAL ADJUSTMENT <K, EZ Model> <DECK SECTION> 8. Head Azimuth Adjustment E TUNER C.B Setting : • Test tape : TTA-320 (MW) (LW) • Test point : J201 (Phones jack) • Adjustment location : Head Azimuth Adjustment Screw Method : Play back the 10kHz signal of test tape and adjust L003 MW/LW BAR ANTENNA screw so that the output becomes maximum.
  • Page 28 MECHANICAL EXPLODED VIEW 1/1 CHASS MECHA LED C.B FRONT C.B BATT CHAS POWER CENTER SH.DISPLAY DISPLAY TUNER C.B SWITCH C .B CD MECHA MAIN TU.CHASS BAR ANT...
  • Page 29 BTN,CONTROL 44 88-CD5-648-010 PT,H<HRJ<S>> 11 86-CT9-223-010 CUSH,FOOT 45 8Z-CH1-002-010 CABI,REAR 12 8Z-CH1-026-010 PIPE,SPKR R 46 8Z-CH1-012-010 HANDL,ARM 13 86-CT9-040-010 BADGE,AIWA - 47 8Z-CH1-013-010 HANDL,GRIP 14 8Z-CH1-025-010 PIPE,SPKR L 48 86-CT4-616-010 ANT,ROD 15 8Z-CH1-001-010 CABI,FR 49 88-CD5-206-010 SPR-C,BATT LINK 16 88-CD5-603-010...
  • Page 30 TAPE MECHANISM PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 86-ZM3-215-010 CHAS ASSY,RS 41 82-ZM1-216-319 GEAR,REEL 2 86-ZM3-202-010 BASE,HEAD S 42 86-ZM3-213-010 S-SCREW,HLDR,MOT 3 3 86-ZM3-205-010 SPR-C,RPH S 43 82-ZM1-225-219 GEAR,FR 4 82-ZM1-333-210 PLATE,LINK 2 44 82-ZM1-226-019 GEAR,REW...
  • Page 31 TAPE MECHANISM EXPLODED VIEW 1/1 DECK C.B SOL 2 (DECK L only) SOL 1 (DECK L SIDE) (DECK R SIDE) LEVER EJECT R HEAD PLATE SHLD M3 LEVER EJECT L (DECK 2)
  • Page 32 CD MECHANISM EXPLODED VIEW 1/2 CD MECHANISM PARTS LIST 1/2 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 83-ZG3-224-310 HLDR,M2 16 83-ZG3-211-010 PLATE,DISC 2 83-ZG3-228-610 CHAS,L6 17 81-ZG1-254-010 S-SCEW,MECH HLDR CUSH-G, 3 83-ZG3-208-010 PULLEY,MOTOR A 87-067-945-110 VFT2+3-12(F10) MAIN A 4 83-ZG3-213-010...
  • Page 33 CD MECHANISM EXPLODED VIEW 2/2 P.C.B CD MOTOR C.B CD MECHANISM PARTS LIST 2/2 REF. NO PART NO. KANRI DESCRIPTION 1 83-ZG2-243-210 CHAS ASSY,SHT 2 83-ZG2-235-010 GEAR,A3 3 83-ZG2-205-210 GEAR,B 4 83-ZG2-236-010 GEAR MOTOR 3 5 83-ZG2-253-010 SHAFT,SLIDE 5 6 87-A90-836-010 PICKUP,KSS-213F 8 83-ZG2-227-210 TURN TABLE,C1...
  • Page 34 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 Printed in Singapore 931196...

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Csd-el55hrCsd-el55kCsd-el55hrsCsd-el55ksCsd-el55ezCsd-el55ezs