Aiwa NSX-T929 Service Manual
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Aiwa NSX-T929 Service Manual

Aiwa NSX-T929 Service Manual

Compact disc stereo system
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SERVICE MANUAL
COMPACT DISC STEREO
SYSTEM
SYSTEM
NSX-T929
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
of NSX-T929 (LH), (S/M Code No. 09-00C-440-2T1).
• If requiring information about the CD mechanism, see Service Manual of 6ZG-1,
(S/M Code No. 09-001-338-7N8).
NSX-T929
BASIC TAPE MECHANISM : 2ZM-3MK2 PR7NM
BASIC CD MECHANISM : 6ZG-1 ZZRNDM
CD
CASSEIVER
CX-NT929
S/M Code No. 09-013-440-2R1
SPEAKER
CONTROLLER
SX-WNT929
RC-ZAS04
LH
REMOTE

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Summary of Contents for Aiwa NSX-T929

  • Page 1 SX-WNT929 RC-ZAS04 • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” of NSX-T929 (LH), (S/M Code No. 09-00C-440-2T1). • If requiring information about the CD mechanism, see Service Manual of 6ZG-1, (S/M Code No. 09-001-338-7N8). S/M Code No. 09-013-440-2R1...

  • Page 2: Specifications

    SPECIFICATIONS <FM tuner section> <Compact disc player section> Tuning range 87.5 MHz to 108 MHz Laser Semiconductor laser (λ =780 nm) Usable sensitivity (IHF) 13.2 dBf D-A converter 1 bit dual Antenna terminals 75 ohms (unbalanced) Signal-to-noise ratio 85 dB (1 kHz, 0 dB) Harmonic distortion 0.05 % (1 kHz, 0 dB) <AM Tuner section>...

  • 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 CAUTION the instructions below when servicing. Use of controls or adjustments or performance of proce- dures other than those specified herin may result in WARNING!! hazardous radiation exposure.

  • Page 4: Note On Before Starting Repair

    NOTE ON BEFORE STARTING REPAIR 1. Forced discharge of electrolytic capacitor of power supply block When repair is going to be attempted in the set that uses relay circuit in the power supply block, electric potential is kept charged across the electrolytic capacitors (C101, 102) even though AC power cord is removed.
  • Page 5 In such a case, check also if the POWER AMPLIFIER circuit or power supply circuit has any abnormalities or not. 2-2. Regarding reset There are cases that the machine does not work correctly because the MICROCOMPUTER is not reset even though the AC power cord is re-inserted, or the software reset (pressing the STOP key + POWER key) is performed.

  • Page 6: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION MAIN C.B 87-A21-419-040 C-IC,NJM14558MD-TE2 87-A12-317-080 C-CAP,U 0.1-50 Z F 8B-NF4-635-010 C-IC,LC876596W-5T96 87-A12-317-080 C-CAP,U 0.1-50 Z F 87-A21-831-010 IC,SPS-422-1-F1 87-A12-317-080 C-CAP,U 0.1-50 Z F 87-A20-355-010 IC,CXA1553P 87-A12-317-080 C-CAP,U 0.1-50 Z F...
  • Page 7 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C374 87-012-275-080 C-CAP,U 1200P-50 B C644 87-A12-087-080 CAP,E 1-50 SMG C375 87-A12-084-080 CAP,E 0.22-50 SMG C645 87-A12-088-080 CAP,E 2.2-50 SMG C376 87-A12-084-080 CAP,E 0.22-50 SMG C646 87-A12-088-080 CAP,E 2.2-50 SMG C378 87-010-759-080 C-CAP,U 0.1-25F...
  • Page 8 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C917 87-012-186-080 C-CAP, U 39P-50 CH R993 87-012-195-080 C-CAP,U 100P-50CH C918 87-A10-039-080 C-CAP, U 470P-50 J CH R995 87-012-195-080 C-CAP,U 100P-50CH C921 87-012-195-080 C-CAP, U 100P-50 CH SFR301 87-024-355-080 SFR,33K H EVN DJAA03 C922...
  • Page 9 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C608 87-012-268-080 C-CAP,U 330P-50 B S226 87-A90-095-080 SW,TACT EVQ11G04M C610 87-010-759-080 C-CAP,U 0.1-25F S227 87-A90-095-080 SW,TACT EVQ11G04M C621 87-012-274-080 C-CAP,U 1000P-50B S228 87-A90-095-080 SW,TACT EVQ11G04M C801 87-010-986-080 C-CAP,S 820P-50 J CH S229 87-A90-095-080 SW,TACT EVQ11G04M...
  • Page 10 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C113 87-012-167-080 C-CAP,U 5P-50 C CH R258 87-A00-669-080 RES,M/F 0.22-2W J RA C114 87-012-167-080 C-CAP,U 5P-50 C CH R259 87-A00-669-080 RES,M/F 0.22-2W J RA C115 87-010-986-080 C-CAP,S 820P-50 J CH R260 87-A00-669-080 RES,M/F 0.22-2W J RA...

  • Page 11: Chip Resistor Part Code

    REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION LED423 87-A41-055-040 LED,HLMF-K405 ORANGE DECK C.B LED424 87-A41-055-040 LED,HLMF-K405 ORANGE LED425 87-A41-055-040 LED,HLMF-K405 ORANGE CON502 87-099-756-010 CONN,15P H 9604S F LED426 87-A41-055-040 LED,HLMF-K405 ORANGE SFR1 87-024-581-010 SFR,3.3K DIA6V KOA LED427 87-A41-055-040 LED,HLMF-K405 ORANGE...

  • Page 12: Transistor Illustration

    TRANSISTOR ILLUSTRATION E C B E C B B C E G D S CDA1585BC CC5551 2SB1370 2SK3053 CSA952K 2SA1981Y 2SB1375 CSC4115BC 2SA1979O/Y 2SB1649 KTA1266GR 2SD2562 KTC3198GR FN1016 FP1016 E C B E C B 2SB1237Q 2SA933S 2SA1235F DTA114EKA 2SK2158 2SC2714O DTA144EKA 2SC3052F...
  • Page 13 FL (HNA-13LM01-BNF4) GRID ASSIGNMENT / ANODE CONNECTION / PIN CONNECTION GRID ASSIGNMENT ANODE CONNECTION PIN CONNECTION – 13 –...
  • Page 14 WIRING – 1 (MAIN) – 14 –...
  • Page 15 SCHEMATIC DIAGRAM – 1 (MAIN 1/6) <FUNCTION SECTION> – 15 –...
  • Page 16 SCHEMATIC DIAGRAM – 2 (MAIN 2/6) <P-SUPPLY SECTION> – 16 –...
  • Page 17 SCHEMATIC DIAGRAM – 3 (MAIN 3/6) <AMP SECTION> – 17 –...
  • Page 18 SCHEMATIC DIAGRAM – 4 (MAIN 4/6) <DECK SECTION / HEAD-1 / HEAD-2> – 18 –...
  • Page 19 SCHEMATIC DIAGRAM – 5 (MAIN 5/6) <DSP SECTION> – 19 –...
  • Page 20 SCHEMATIC DIAGRAM – 6 (MAIN 6/6) <TUNER SECTION> – 20 –...
  • Page 21 WIRING – 2 (FRONT) – 21 –...
  • Page 22 WIRING – 3 (CD KEY / DECK LED / FUNC LED) – 22 –...
  • Page 23 SCHEMATIC DIAGRAM – 7 (FRONT / CD KEY / DECK LED / FUNC LED / DECK) – 23 –...
  • Page 24 WIRING – 4 (AMP 1F / VM) – 24 –...
  • Page 25 SCHEMATIC DIAGRAM – 8 (AMP 1F / VM) – 25 –...
  • Page 26 WIRING – 5 (PT) – 26 –...
  • Page 27 SCHEMATIC DIAGRAM – 9 (PT) – 27 –...
  • Page 28 WIRING – 6 (DECK) – 28 –...

  • Page 29: Ic Block Diagram

    IC BLOCK DIAGRAM – 29 –...
  • Page 30 – 30 –...
  • Page 31 – 31 –...
  • Page 32 IC DESCRIPTION LC876596W-5T96 Pin No. Pin Name Description Common serial clock output. DATA Common serial data output. Common serial strobe output. CS-RHYTHM Rhythm IC chip select output. I-RDSDATA RDS input data (Connected to ground). HP-MUTE Headphone plug-in detect input (output "L" at HOLD). O-POWER System power ON / OFF output.
  • Page 33 Pin No. Pin Name Description NO-RHYTHM / P21 No rhythm (beat master) function rhythm input (Not used) / FL P21 segment output. AC3-DPL / P20 AC 3 input + DOLBY PRO LOGIC detect input (Not used) / FL P20 segment output. K-CON / P19 K-CON diode detect input (Not used) / FL P19 segment output.
  • Page 34 ADJUSTMENT 1 <DECK> < DECK SECTION > 1. Tape Speed Adjustment (DECK 2) 6. REC/PB Sensitivity Check (DECK 2) Settings : • Test tape : TTA–100 (3kHz) Settings : • Test tape : TTA–615 (CrO • Test point : TP8 (Lch), TP9 (Rch) •...
  • Page 35 ADJUSTMENT 2 <TUNER / FRONT> < TUNER SECTION > 1. Clock Frequency Check 7. DC Balance / Mono Distortion Adjustment Settings : • Test point : TP6 (CLK) Settings : • Test point : TP4, TP5 (DC balance) Method : Set to AM 1710kHz and check that the test point is TP8 (Lch), TP9 (Rch) 2160kHz ±...

  • Page 36: Cd Test Mode

    CD TEST MODE 1. How to Activate CD Test Mode While pressing and holding the function button, insert the AC plug. When the test mode starts, the message, “ TEST” appears on the display. 2. How to Cancel CD Test Mode Press the POWER button or remove the AC plug.

  • Page 37: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 – 37 –...

  • Page 38: Mechanical Parts List

    MECHANICAL PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 8B-NF4-045-010 PANEL,TRAY 41 87-NF4-217-110 HLDR,LOCK 2 2 8B-NF4-041-010 COVER, TRAY 42 82-NF5-219-010 SPR-T,EJECT 2 (SIN) 3 81-532-080-010 LBL,CASS-COMPT 43 8A-NF3-213-110 HLDR,HT-SINK L 4 82-NF5-229-010 PLATE,LOCK 44 8A-NF3-214-110...

  • Page 39: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 PLATE SHLD,M3 GEAR, PLAY GEAR, PLAY YPR7NM,PR7NM PLATE SHLD,M3 – 39 –...

  • Page 40: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 82-ZM3-335-310 PULLEY,COUPLER M3 36 82-ZM3-340-010 SH,BELT D2 2 87-B10-043-010 W-P,0.99-4-0.25 SLT 37 82-ZM1-242-010 LVR,CAS 3 86-ZM1-206-010 BELT,MAIN L 38 82-ZM1-244-510 SPR-C,BT 4 82-ZM1-322-010 SPR-T,FR 60...

  • Page 41: General Speaker Disassembly Instructions (For Reference)

    GENERAL SPEAKER DISASSEMBLY INSTRUCTIONS (FOR REFERENCE) Type.1 Type.4 Insert a flat-bladed screwdriver into the position indicated by the TOOLS arrows and remove the panel. Remove the screws of each speaker 1 Plastic head hammer unit and then remove the speaker units. 2 (() flat head screwdriver 3 Cut chisel How to Remove the PANEL, FR...

  • Page 42: Speaker Parts List

    SPEAKER PARTS LIST (SX-WNT929) <YLSL> REF. NO. PART NO. KANRI DESCRIPTION 1 8B-MS3-001-010 PANEL,FR 2 8B-MS3-004-010 PANEL,TW A 3 8B-MS3-005-010 PANEL,TW B 4 8B-MS3-006-010 PANEL,DUCT A 5 8B-MS3-007-010 PANEL,DUCT B 6 8B-MS3-008-010 PANEL,DUCT C 7 8B-MS3-009-010 PROTECTOR,SQ 8 8B-NS5-610-010 CORD,SPKR 9 8B-NS3-606-010 SPKR,W 160/35 10 8B-NS3-608-010...
  • Page 43 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 2000068 9630472 0251431 Printed in Singapore...

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