Aiwa NSX-AJ310/U Service Manual
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Aiwa NSX-AJ310/U Service Manual

Compact disc stereo system
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SERVICE MANUAL
COMPACT DISC
STEREO SYSTEM
SYSTEM
CASSEIVER
NSX-AJ310
CX-NAJ310
TYPE : U
NSX-SZ310
CX-NSZ310
TYPE : K,EZ,LH
NSX-SZ315
CX-NSZ315
TYPE : EZ
NSX-SZ510
CX-NSZ510
TYPE : LH
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-011-442-0T1).
• If requiring information about the CD mechanism, see Service Manual of
BZG-5, (S/M Code No. 09-00C-353-3N2).
BASIC TAPE MECHANISM : ZZM-3 PR1NM/PR1NF
BASIC CD MECHANISM : BZG-5 ZD3NM/YKZD3NF
CD
MAIN
SPEAKERS
SX-NAJ312
SX-NSZ312
SX-NSZ312
SX-NSZ702
S/M Code No. 09-012-442-0R1
NSX-AJ310
NSX-SZ310
NSX-SZ315
NSX-SZ510
TAPE
MECHANISM
MECHANISM
ZZM-3
PR1NM
ZZM-3
PR1NF
YKZD3NF
ZZM-3
PR1NF
YKZD3NF
ZZM-3
PR1NF
YKZD3NF
U
K,EZ,LH
EZ
LH
REMOTE
CD
CONTROLLER
BZG-5
ZD3NM
BZG-5
RC-ZAS02
BZG-5
BZG-5

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Summary of Contents for Aiwa NSX-AJ310/U

  • Page 1 NSX-AJ310 NSX-SZ310 K,EZ,LH NSX-SZ315 NSX-SZ510 SERVICE MANUAL COMPACT DISC BASIC TAPE MECHANISM : ZZM-3 PR1NM/PR1NF STEREO SYSTEM BASIC CD MECHANISM : BZG-5 ZD3NM/YKZD3NF MAIN TAPE REMOTE SYSTEM CASSEIVER SPEAKERS MECHANISM CONTROLLER MECHANISM ZZM-3 BZG-5 NSX-AJ310 CX-NAJ310 SX-NAJ312 PR1NM ZD3NM TYPE : U NSX-SZ310 ZZM-3 BZG-5...

  • Page 2: Specifications

    SPECIFICATIONS <U,LH> <FM tuner section> CX-NSZ310 Tuning range 87.5 MHz to 108 MHz Power requirements 120 V/220 - 230 V/240 V AC, Usable sensitivity (IHF) 13.2 dBf (Switchable), 50 Hz/60 Hz Antenna terminals 75 ohms (unbalanced) Power consumption 90 W Power consumption With ECO mode on : 0.6 W <AM tuner section>...
  • Page 3 SPECIFICATIONS <EZ,K> <FM tuner section> <General> Tuning range 87.5 MHz to 108 MHz Power requirements 230 V AC, 50 Hz Usable sensitivity (IHF) 16.8 dBf Power consumption 75 W Antenna terminals 75 ohms (unbalanced) Power consumption With ECO mode on : 0.6 W in standby mode With ECO mode off : 17 W <MW tuner section>...

  • Page 4: 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 5: 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 6 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 7: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-016-520-000 CAP,E 3300-65<5LH> 87-A12-776-090 CAP,E 2200-50<K,EZ,5EZ> 87-A21-269-010 IC,EW732 87-A12-036-000 CAP,E 2200-63<LH,U> 87-A21-419-040 C-IC,NJM14558MD-TE2 87-016-520-000 CAP,E 3300-65<5LH> 87-A21-893-040 C-IC,NJM14558V-TE2 87-A12-777-090 CAP,E 3300-25<EXCEPT 5LH> 87-A21-401-040 C-IC,M61503FP 87-A21-695-010 IC,LA1845L 87-A12-780-090...
  • Page 8 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C303 87-012-275-080 C-CAP,U 1200P-50 B C782 87-012-286-080 CAP, U 0.01-25 C304 87-012-275-080 C-CAP,U 1200P-50 B C783 87-012-286-080 CAP, U 0.01-25 C307 87-A12-062-080 CAP,E 100-10 SMG C784 87-012-286-080 CAP, U 0.01-25 C308 87-A12-062-080 CAP,E 100-10 SMG...
  • Page 9 KANRI REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. DESCRIPTION C917 87-012-186-080 C-CAP,U 39P-50<LH,5LH,U> L905 88-ZA1-624-010 COIL,FM IFT 7-6.2 (COILS)<LH,5LH,U> C918 87-A10-039-080 C-CAP,U 470P-50<LH,5LH,U> L906 88-ZA1-603-010 COIL,FM-OSC-U 2G<LH,5LH,U> C921 87-012-195-080 C-CAP,U 100P-50<LH,5LH,U> L941 87-A50-020-010 COIL,ANT LW(COI)<K,EZ,5EZ> C922 87-012-174-080 CAP CHIP CERA SS 12P<LH,5LH,U>...
  • Page 10 KANRI REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. DESCRIPTION C903 87-012-195-080 C-CAP,U 100P-50CH PT C.B C904 87-012-195-080 C-CAP,U 100P-50CH C905 87-012-195-080 C-CAP,U 100P-50CH 87-010-831-080 C-CAP,U,0.1-16<K,EZ,5EZ> C906 87-012-195-080 C-CAP,U 100P-50CH 87-A61-110-010 CONN,9P V TID-A<LH,5LH> C907 87-012-195-080 C-CAP,U 100P-50CH 8B-NF9-615-010 PT,BNF-9 LH<LH>...

  • Page 11: Chip Resistor Part Code

    CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Symbol Wattage Type Tolerance Resistor Code Form 1/16W 1005 0.35 1/16W 1608 0.45 1/10W 2125 1.25 0.45 1/8W 3216 0.55 TRANSISTOR ILLUSTRATION B C E E C B E C B...
  • Page 13 SCHEMATIC DIAGRAM – 1 (U, LH : MAIN 1 / 2 ) – 13 –...
  • Page 14 SCHEMATIC DIAGRAM – 2 (U, LH : MAIN 2 / 2 : TUNER) – 14 –...
  • Page 16 SCHEMATIC DIAGRAM – 3 (K, EZ : MAIN 1 / 2 ) – 16 –...
  • Page 17 SCHEMATIC DIAGRAM – 4 (K, EZ : MAIN 2 / 2 : TUNER) – 17 –...

  • Page 18: Wiring - 3 (Front)

    WIRING – 3 (FRONT) – 18 –...

  • Page 19: Schematic Diagram - 5 (Front / Deck)

    SCHEMATIC DIAGRAM – 5 (FRONT / DECK) – 19 –...
  • Page 21 SCHEMATIC DIAGRAM – 6 (U, K, EZ : PT) – 21 –...
  • Page 23 SCHEMATIC DIAGRAM – 7 (310 LH : PT) – 23 –...
  • Page 25 SCHEMATIC DIAGRAM – 8 (510 LH : PT) – 25 –...
  • Page 26 TO FRONT C.B CN104 D DECK C.B (FFC104) 11 9 7 5 3 1 10 8 6 4 2 (CAM2) (CAM1) (REA) (CST1) (CST2) SOL2 SOL1 SFR1 TAPE MOTOR...

  • Page 27: Ic Block Diagram

    IC BLOCK DIAGRAM – 27 –...
  • Page 28 FL (HNA-08LS02) GRID ASSIGNMENT / ANODE CONNECTION GRID ASSIGNMENT – 28 –...
  • Page 29 ANODE CONNECTION – 29 –...
  • Page 30 IC DESCRIPTION IC, PD780226GF-021-3BA <EXCEPT 315EZ>, IC, PD780228GF-078-3BA <315EZ> Pin Name Description Pin No. O-MOTOR DECK MOTOR ON/OFF output. O-SOL1 DECK1 solenoid ON/OFF output. O-SOL2 DECK2 solenoid ON/OFF output. O-STBY STANDBY LED (Echo mode) output (ON/OFF). – Not connected. O-PB1 DECK1 playback switch output (ON/OFF).
  • Page 31 Pin Name Description Pin No. I-SPEANA_1 A/D input for spectrum analyser level display. I-SPEANA_2 A/D input for spectrum analyser level display. I-KEY1 Key A/D input 1. I-KEY2 Key A/D input 2. I-SPEANA_3 A/D input for spectrum analyser level display. I-TU_SIG Tuner signal input <315EZ only>.
  • Page 32 ADJUSTMENT (TUNER / DECK / FRONT) < TUNER SECTION > <U, LH> 1. Clock Frequency Check 7. DC Balance / Mono Distortion Adjustment Settings : • Test point : TP2 (CLK) Settings : • Test point : TP3, TP4 (DC balance) Method : Set to AM 1710kHz and check that the test point is TP8 (Lch), TP9 (Rch)
  • Page 33 < TUNER SECTION > <EZ, K> 8. FM Tracking Check 1. Clock Frequency Check Settings : • Test point : TP8 (Lch), TP9 (Rch) Settings : • Test point : TP2 (CLK) Method : Set to FM 98.0MHz and check that the test point is Method : Set to MW 1602kHz and check that the test point is less than 13dB V.
  • Page 34 < DECK SECTION > 1. Tape Speed Adjustment (DECK 2) 6. REC/PB Sensitivity Check (DECK 2) Settings : • Test tape : TTA–100 Settings : • Test tape : TTA–602 • Test point : TP8(Lch), TP9(Rch) • Test point : TP8(Lch), TP9(Rch) •...

  • Page 35: Cd Test Mode

    CD TEST MODE 1. How to Start the CD Test Mode While pressing the FUNCTION button, insert the AC plug to the power outlet. When the test mode is started, the message [CD TEST] is displayed. 2. How to Exit the CD Test Mode Press the POWER button or disconnect the AC plug.

  • Page 36: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 BZG-5 HT-SINK ASSY S 315 EZ EXCEPT 510 LH WIRE, BINDER HT-SINK MAIN 60S 315 EZ 310 K, 310 EZ, 315 EZ PLATE,EARTH MECHA CHAS,MAIN ZZM-3 – 36 –...

  • Page 37: Mechanical Parts List

    WINDOW,CASS 1 27 8B-NFY-002-010 PANEL,TRAY 3 8B-NFY-004-010 BOX,CASS 2 28 8B-NFY-017-110 PANEL,CD 4 8B-NFY-003-010 BOX,CASS 1 29 87-CE3-023-010 BADGE,AIWA 30N SILV 5 8A-NF8-281-010 SPR-T,EJECT 1 30 87-NF4-221-010 HLDR,CABLE 6 8A-NF8-282-010 SPR-T,EJECT 2 31 8A-NF9-211-010 HLDR,PWB PT HI<EXCEPT 510LH> 7 8B-NFY-005-010...

  • Page 38: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 TERMINAL, TERMINAL,LB1 IC, EW732 IC, EW732 – 38 –...

  • Page 39: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 8Z-ZM3-227-010 BELT,MAIN M3 8Z-ZM3-233-010 SPR-T,BRG M3 8Z-ZM3-235-010 BELT,MAIN L 84-ZM2-227-310 SPR-C,AZIMUTH 8Z-ZM1-235-010 PULLEY,MOT 87-A90-403-110 HEAD,RPH MS15R 87-045-347-010 MOT,SHU2L 70 87-A90-404-010 HEAD,EH LE15B 8Z-ZM1-232-010 GEAR,IDL FF/REW 8Z-ZM3-239-010...

  • Page 40: 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 41: Speaker Parts List

    REF. NO. PART NO. KANRI DESCRIPTION 1 8B-NSJ-001-010 PANEL,FR 2 8B-NSJ-003-010 PANEL,DUCT 3 8B-NSJ-004-010 PROTECTOR 4 8A-NSJ-006-010 BADGE,AIWA S35 5 8B-NSJ-606-010 SPKR,W 160 35/4 6 8B-NSJ-604-010 SPKR,TW 60 7 8B-NSJ-612-010 CORD,SPKR ACCESSORIES / PACKAGE LIST REF. NO. PART NO. KANRI...
  • Page 42 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9301978 2000041 0251431 Printed in Singapore...

This manual is also suitable for:

Nsx-sz310/k/ez/lhNsx-sz315/ezNsx-sz510/lhNsx-aj310Nsx-sz310Nsx-sz315 ... Show all

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