Aiwa CA-DW735M Service Manual
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Aiwa CA-DW735M Service Manual

Aiwa CA-DW735M Service Manual

Cd carring component system
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SERVICE MANUAL
CD CARRING
COMPONENT SYSTEM
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-994-329-2T1).
CA-DW735M
BASIC TAPE MECHANISM : TN-21ZSW-1691
BASIC CD MECHANISM : 5ZG-3 D2NC
S/M Code No. 09-994-329-2R1
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Summary of Contents for Aiwa CA-DW735M

  • Page 1 CA-DW735M SERVICE MANUAL CD CARRING BASIC TAPE MECHANISM : TN-21ZSW-1691 COMPONENT SYSTEM BASIC CD MECHANISM : 5ZG-3 D2NC This Service Manual is the "Revision Publishing" and replaces "Simple Manual" (S/M Code No. 09-994-329-2T1). S/M Code No. 09-994-329-2R1...

  • Page 2: 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 3: Specifications

    SPECIFICATIONS Tuner section Cassette deck section Track format: 4 tracks, 2 channels 87.5 - 108.0 MHz (50 kHz steps) Frequency response: Normal tape: 50 - 12,000 Hz (EIAJ) Antenna: FM antenna Recording system: AC bias 530 - 1,710 kHz (10 kHz steps) Erasure system: Magnet erase 531 - 1,602 kHz (9 kHz steps)

  • Page 4: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 87-A10-163-010 CAP,CER 82P-50 K SL 87-A10-182-010 CAP,CER 0.01-50 Z F 87-A20-459-010 C-IC,LC78622ED 87-A10-182-010 CAP,CER 0.01-50 Z F 86-CT4-638-010 IC,LC867120W-5E13 87-A10-176-010 CAP,CER 1000P-50 M D 87-A20-042-010 IC,BA178M05T 87-018-108-080...
  • Page 5 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C320 87-010-405-080 CAP, ELECT 10-50V CN804 87-009-882-010 CONN,8P TKC-T H(F) C321 87-A10-171-010 CAP,CER 390P-50 K B CN901 87-A60-383-010 CONN,6P TIX-P V1 C322 87-A10-171-010 CAP,CER 390P-50 K B CT51 87-011-220-080 TRIMMER CAP 20P VTC C325...
  • Page 6 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C521 87-010-374-080 CAP, ELECT 47-10V 87-010-404-080 CAP, ELECT 4.7-50V C522 87-010-374-080 CAP, ELECT 47-10V 87-A10-127-010 CAP,CER 1P-50 K CH CN501 87-009-878-010 CONN,6P TKC-T H (M) 87-A10-140-010 CAP,CER 22P-50 K CH CN502 87-009-879-010 CONN,8P TKC-TH(M)

  • Page 7: Transistor Illustration

    TRANSISTOR ILLUSTRATION E C B E C B B C E 2SA952 2SA933S 2SB1370 2SA1296 2SC1740S 2SA1318 2SD1468 2SC1815 DTA114TS 2SC1923 DTA114YS 2SC2001 DTA124XS 2SC2240 DTA143ES DTC114TS DTC124XS DTC143ES D S G S G D 2SK161 2SK246...

  • Page 8: Ic Block Diagrams

    IC BLOCK DIAGRAMS IC, MM1354AJ IC, BU2092 IC,BU4052BC IC, TA8162S IC, LA1851N...
  • Page 9 IC, M62412P IC, LC7533 IC, LC7218 IC,BA3416BL...
  • Page 10 IC, TA8102P IC, TA2092N IC, TA8176SN/F IC, BU4094BCP...
  • Page 11 ADJUSTMENT <TUNER SECTION> A MAIN C.B 1. AM VT Adjustment 7. FM tuning Adjustment Settings: • Test point: TP1 Settings: • Adjustment location: SFR101 • Adjustment location: L52 Method: Make setup for FM 98.0 MHz. Adjust SFR101 so that Method: Set to AM 530 kHz adjust L52 so that the test point the machine performs Auto Stop when 33 ±...
  • Page 12 BLOCK DIAGRAM-1 (TUNER SECTION)
  • Page 13 BLOCK DIAGRAM-2 (MAIN SECTION)
  • Page 14 SCHEMATIC DIAGRAM-1 (MAIN SECTION)
  • Page 15 WIRING-1 (MAIN SECTION) AC120V 60Hz...
  • Page 16 SCHEMATIC DIAGRAM-2 (FRONT SECTION)
  • Page 17 WIRING-2 (FRONT SECTION) (GEQ) D523 D524 D525 D514 JAZZ ROCK Q SOUND Q SOUND GEQ OFF...
  • Page 18 SCHEMATIC DIAGRAM-3 (CD SECTION)
  • Page 19 WIRING-3 (CD SECTION)
  • Page 20 IC DESCRIPTION SCHEMATIC DIAGRAM-4 (Q-SOUND SETION) IC, LA9240M 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, LC78622D 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 DESCRIPTION IC, LC867120W-5E13 Pin No. Pin Name Description CD read, write control output 2, 3 P14, P15 N. C V. INITIAL Volume initial output CKSFT Clock shift output HOLD Hold input Microprocessor reset Connected to 32.768 kHz crystal Connected to 32.768 kHz crystal VSS1 Connected to 6 MHz ceramic lock Connected to 6 MHz ceramic lock...
  • Page 25 FL DISPLAY Pin No. Pin Name Description PCONT Power supply control output MUTE Main mute output CD MUTE CD mute output COIN CD command output SQOUT CD sub code Q input CQCK CD command clock output...
  • Page 26 MECHANICAL EXPLODED VIEW 1/1...

  • Page 27: Color Name Table

    56 86-CT4-204-010 HLDR,LCD 17 86-CT4-033-010 LENS,DISC 57 86-CT4-201-010 HLDR,PCB A 18 86-CT4-032-010 LENS,EQ 58 86-CT4-202-010 HLDR,PCB B 19 86-CT4-035-010 BADGE,AIWA 30N 59 86-CT4-221-010 OIL-DMPR,BRACKET 20 86-CT4-172-010 KNOB,RTRY MIC NE 60 86-CT4-170-010 BTN,GEQ OFF 21 86-CT4-213-010 SPR-C,BATT B 61 86-CT4-169-010 BTN,GEQ...
  • Page 28 TAPE MECHANSIM EXPLODED VIEW 1/2 LUG PLATE...

  • Page 29: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1/2 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 S1-921-015-010 CHASSIS ASSY 36 S1-821-100-700 FF GEAR 2 S1-921-030-030 PANEL P SPRING 37 S1-829-100-010 PACK SPRING 3 S1-921-260-050 GEAR PLATE SPRING 38 S1-821-100-690 RECORD SAFETY LEVER 4 S1-921-265-020 GEAR PLATE ASSY...
  • Page 30 TAPE MECHANSIM EXPLODED VIEW 2/2 LUG PLATE...
  • Page 31 TAPE MECHANISM PARTS LIST 2/2 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 S1-921-030-4A0 HEAD BASE 41 S1-921-140-160 E ACTUATOR SPRING 2 S1-821-030-070 AZIMUTH SPRING 42 S1-921-093-030 FLYWHEEL ASSY 3 S1-921-030-030 PANEL P SPRING 43 S1-921-090-240 MAIN BBELT 4 S1-921-260-050 GEAR PLATE SPRING...

  • Page 32: Cd Mechanism Exploded View

    CD MECHANISM EXPLODED VIEW CHAS ASSY, OUT-SERT DRIVE C.B CD MECHANISM PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION 1 85-ZG3-215-010 SHAFT,GUIDE 2 85-ZG3-210-010 GEAR,MOTOR 3 85-ZG3-211-010 GEAR,A 4 85-ZG3-212-010 GEAR,B AL M8-5ZG-393-070 5ZG-3 D2...

  • Page 33: Speaker Exploded View

    SPEAKER PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 86-CT4-036-010 BADGE,AIWA A 87-661-097-410 TAPPING SCREW, VFT1+3-12 2 86-CT4-625-010 SPKR,W 120 40HM 10W 6CT-4 B 87-651-100-410 VT1+3-16 3 86-CT4-626-010 SPKR,T C 87-751-097-410 SCREW 3X12...
  • Page 34 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 Printed in Singapore 920074...

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