Aiwa CSD-ED79 Service Manual
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Aiwa CSD-ED79 Service Manual

Aiwa CSD-ED79 Service Manual

Cassetter recorder, cd stereo
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All manuals and user guides at all-guides.com
SERVICE MANUAL
COMPACT DISC STEREO
CASSETTE RECORDER
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
CSD-ED79(EZ<S>)(S/M Code No.09-994-329-8T1).
CSD-ED79
BASIC TAPE MECHANISM : TN21ZVC-1816
BASIC CD MECHANISM : KSM-213CDM
S/M Code No. 09-994-329-8R1
EZ(S)

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  • Page 1 All manuals and user guides at all-guides.com CSD-ED79 EZ(S) SERVICE MANUAL BASIC TAPE MECHANISM : TN21ZVC-1816 COMPACT DISC STEREO BASIC CD MECHANISM : KSM-213CDM CASSETTE RECORDER This Service Manual is the “Revision Publishing” and replaces “Simple Manual” CSD-ED79(EZ<S>)(S/M Code No.09-994-329-8T1). S/M Code No. 09-994-329-8R1...

  • Page 2: Specifications

    All manuals and user guides at all-guides.com SPECIFICATIONS <Compact disc player section> <Tuner section> Disk Compact disc (FM) Scanning method Non-contact optical scanner Tuning range 87.5 MHz to 108.0 MHz (Semicondactor laser) Antenna Rod antenna <General> (MW) Speakers 100 mm cone type (2) Tuning range 522 kHz to 1611 kHz (9 kHz step) 36 mm cone type (2)

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

    All manuals and user guides at all-guides.com 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

    All manuals and user guides at all-guides.com ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 87-010-197-080 CAP, CHIP 0.01 DM 87-012-157-080 C-CAP 330P-50CH 87-A20-459-010 C-IC,LC78622ED 87-016-460-080 C-CAP,S 0.22-16 B 8Z-CH4-636-010 IC,LC867132V-5K36 87-010-322-080 C-CAP,S 100P-50 87-A21-184-010 IC,TA2104AN...
  • Page 5 All manuals and user guides at all-guides.com REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C263 87-010-178-080 CHIP CAP 1000P C853 87-010-190-080 S CHIP F 0.01 C264 87-010-178-080 CHIP CAP 1000P 82-785-747-080 CF,MS2 GHY,R C265 87-010-383-080 CAP, ELECT 33-25V 82-785-747-080 CF,MS2 GHY,R...
  • Page 6 All manuals and user guides at all-guides.com REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION CD MAIN C.B CN401 87-A60-424-010 CONN,16P V TOC-B CN402 8Z-CH4-614-010 CONN ASSY,6P CD-ME C401 87-010-403-080 CAP, ELECT 3.3-50V CN403 87-099-195-010 CONN,7P 6216 V C402 87-010-197-080 CAP, CHIP 0.01 DM...
  • Page 7 All manuals and user guides at all-guides.com LCD DISPLAY CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Wattage Type Tolerance Symbol Resistor Code Form 1/16W 1005 0.35 1/16W 1608 0.45 1/10W 2125 1.25...
  • Page 8 All manuals and user guides at all-guides.com WIRING-1...
  • Page 9 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-1 (MAIN-1/2 SECTION)
  • Page 10 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-2 (MAIN 2/2 SECTION)
  • Page 11 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-3 (CD MAIN SECTION)
  • Page 12 All manuals and user guides at all-guides.com WIRING-2...
  • Page 13 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-3 (FRONT, LED, KEY SECTION)
  • Page 14 All manuals and user guides at all-guides.com ADJUSTMENT <TUNER / CD> PRACTICAL SERVICE FIGURE <TUNER SECTION> <DECK SECTION> CD MAIN C.B <FM SECTION> Tape speed : 3000Hz +90 / -60Hz (TN-21ZVC-1816 3000Hz ± 90Hz (TN-51RV-240) IHF Sensitivity : Less than 18dB (THD 3%) [at 87.5 / 98 / 108MHz] Wow &...

  • Page 15: Ic Block Diagram

    All manuals and user guides at all-guides.com IC BLOCK DIAGRAM IC, LA6541D IC, LC72121M...
  • Page 16 All manuals and user guides at all-guides.com IC, M62495FP IC, MM1434XF IC, TA2104AN...
  • Page 17 All manuals and user guides at all-guides.com IC DESCRIPTION IC, LC867132V-5K36 Pin No. Pin Name Description O-RMC/CE CD read/write control output and TU CE. O-DATA Data output to LC72121M, M62495FP. O-CLK Output LC72121M CLK. – Not Connected. O-CK SFT Clock shift output of the microcomputer. I-HOLD Hold status detection.
  • Page 18 All manuals and user guides at all-guides.com Pin No. Pin Name Description O-TU LED LED ON/OFF control output for TU functions. O-TA LED (NC) LED ON/OFF control output for TAPE functions. (Not Connected) O-ROCK LED LED ON/OFF control output for ROCK. O-POP LED LED ON/OFF control output for POP.
  • Page 19 All manuals and user guides at all-guides.com IC, LC78622ED Pin No. Pin Name Description DEFI Defect detection signal (DEF) input terminal. A pull-down resistor is built in. (Connected to 0V) External VCO control phase comparator output. VVSS – Connected to internal VCO of PLL. (Connected to 0V) ISET PDO output current adjustment resistor connection.
  • Page 20 All manuals and user guides at all-guides.com Pin No. Pin Name Description LVSS – Left channel ground. RVSS – Right channel ground. RCHO Right channel output. RVDD – Right channel power supply. MUTER Right channel mute output. (Not used) XVDD –...
  • Page 21 All manuals and user guides at all-guides.com IC, LA9241ML Pin No. Pin Name Description Pin No. Pin Name Description RFSM Output RF. Connected to pickup photo-diode. Adding with FIN1 pin generates RF signal, and FIN2 subtracting from FIN1 generates FE signal. RFS–...
  • Page 22 All manuals and user guides at all-guides.com MECHANICAL EXPLODED VIEW 1/1 TACT C.B DISP C.B P.C.B P.C.B LED C.B KSM213CDM BATT C.B P.C.B TN-21ZVC-1816 MAIN C.B...

  • Page 23: Mechanical Parts List

    All manuals and user guides at all-guides.com MECHANICAL PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 87-B00-020-010 BADGE,AIWA 30 GOLD 45 87-CD6-041-010 PLATE,AC 2 8Z-CH4-007-010 WINDOW,CASS 46 8Z-CH4-640-010 ANT,ROD 3 8Z-CH4-006-010 BOX,CASS 47 8Z-CH4-009-010 HANDL,ARM...

  • Page 24: Tape Mechanism Exploded View

    All manuals and user guides at all-guides.com TAPE MECHANISM EXPLODED VIEW 1/1 LUG PLATE...

  • Page 25: Tape Mechanism Parts List

    All manuals and user guides at all-guides.com TAPE MECHANISM PARTS LIST 1/1 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 S1-921-030-090 PANEL P SPRING 43 S1-921-090-040...

  • Page 26: Cd Mechanism Exploded View

    All manuals and user guides at all-guides.com CD MECHANISM EXPLODED VIEW COVER GEAR SPINDLE MOTOR (M1) MOTOR C.B CD MECHANISM PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION 1 9X-262-620-210 MOTOR CHASSIS ASSY 2 92-626-907-010 GEAR(A) 3 87-A90-468-010 PICK UP KSS-213C 4 92-626-908-010 SHAFT SLED A 97-621-255-150...
  • Page 27 All manuals and user guides at all-guides.com 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 Printed in Singapore 931196...

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