Aiwa NSX-SZ70HT Service Manual
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Aiwa NSX-SZ70HT Service Manual

Compact disc, basic tape mechanism: 2zm-3mk2 pr4nm, basic cd mechanism: azg-1 zd3rdm
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SERVICE MANUAL
COMPACT DISC STEREO
CASSETTE RECEIVER
SYSTEM
NSX-SZ70
• This Service Manual is the "Supplement" and replace the "Simple Manual"
NSX-SZ70(HT) (S/M Code No. 09-005-425-3T4).
• This Service Manual contains informations about the difference between
NSX-SZ70 (HT) and NSX-SZ70 (HR). If requiring the other information,
see Service Manual of NSX-SZ70 (HR) (S/M Code No. 09-005-425-3R2).
CD-CASSEIVER
CX-NSZ70
SX-WNSZ70
S/M Code No. 09-008-425-3S2
NSX-SZ70
BASIC TAPE MECHANISM: 2ZM-3MK2 PR4NM
BASIC CD MECHANISM: AZG-1 ZD3RDM
SPEAKER
REMOTE CONTROLLER
HT
RC-ZAS01

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Summary of Contents for Aiwa NSX-SZ70HT

  • Page 1 NSX-SZ70 SERVICE MANUAL COMPACT DISC STEREO BASIC TAPE MECHANISM: 2ZM-3MK2 PR4NM CASSETTE RECEIVER BASIC CD MECHANISM: AZG-1 ZD3RDM SPEAKER REMOTE CONTROLLER SYSTEM CD-CASSEIVER NSX-SZ70 CX-NSZ70 SX-WNSZ70 RC-ZAS01 • This Service Manual is the “Supplement” and replace the “Simple Manual” NSX-SZ70(HT) (S/M Code No. 09-005-425-3T4). •...

  • 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 ELETRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-010-406-080 CAP, ELECT 22-50V 87-010-406-080 CAP, ELECT 22-50V 8A-NF6-610-130 C-IC,LC87654V-5R40 87-010-406-080 CAP, ELECT 10-50V 87-A21-018-040 C-IC,M65849BFP631D 87-010-263-080 CAP, ELECT 100-10V 87-A21-418-010 IC,STK490-340 87-010-197-080 CAP, CHIP 0.01 DM 87-A21-397-010 IC,STK490-070 87-A21-482-010...
  • Page 4 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C378 87-010-196-080 CHIP CAPACITOR,0.1-25 C643 87-010-196-080 CHIP CAPACITOR,0.1-25 C379 87-010-382-080 CAP, ELECT 22-25V C644 87-010-401-080 CAP, ELECT 1-50V C380 87-010-382-080 CAP, ELECT 22-25V C645 87-010-322-080 C-CAP,S 100P-50 J CH GRM C381 87-010-197-080 CAP, CHIP 0.01 DM...
  • Page 5 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C952 87-010-197-080 C-CAP,S 0.01-25 K B C2012 SFR351 87-A90-433-080 SFR,50K H NVZ6TLTA C953 87-010-197-080 C-CAP,S 0.01-25 K B C2012 SFR352 87-A90-433-080 SFR,50K H NVZ6TLTA C954 87-010-400-080 CAP,E 0.47-50 M 11L SME TC941 87-011-254-080 TRIMMER,CER 20P 4.0X4.5 ECR...
  • Page 6 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C653 87-010-213-080 C-CAP,S 0.015-50 B S326 87-A91-024-180 SW,TACT KSHG611BT C701 87-010-260-040 CAP,E 47-25 SME S327 87-A91-024-180 SW,TACT KSHG611BT C802 87-010-168-080 CAP, CHIP 150P S328 87-A91-024-180 SW,TACT KSHG611BT C804 87-010-187-080 CAP CHIP S5600P S329...

  • Page 7: Transistor Illustration

    REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C401 87-010-260-080 CAP, ELECT 47-25 VM C.B CN101 87-A61-011-010 CONN,13P H BLK TAC-L13P-A3 CN102 87-A61-011-010 CONN,13P H BLK TAC-L13P-A3 CNA3 87-049-919-010 CONN,3P V WHT EH CNA101 8A-NF8-656-010 CONN ASSY,5P TID-A 400 J201 87-A61-148-010 JACK,PIN 4P R/W BLUE...
  • Page 8 WIRING - 1 (MAIN / VM) – 8 –...
  • Page 9 SCHEMATIC DIAGRAM - 1 (MAIN 1 / 3: AMP/ VM) – 9 –...
  • Page 10 SCHEMATIC DIAGRAM - 2 (MAIN 2 / 3: DECK / HEAD-1 / HEAD-2) – 10 –...
  • Page 11 SCHEMATIC DIAGRAM - 3 (MAIN 3 / 3: TUNER) – 11 –...

  • Page 12: Wiring - 2 (Front)

    WIRING - 2 (FRONT) – 12 –...
  • Page 13 SCHEMATIC DIAGRAM - 4 (FRONT/ DECK) – 13 –...
  • Page 14 WIRING - 3 (AMP) – 14 –...
  • Page 15 SCHEMATIC DIAGRAM - 5 (AMP) – 15 –...
  • Page 16 WIRING - 4 (PT) – 16 –...

  • Page 17: Schematic Diagram-6 (Pt)

    SCHEMATIC DIAGRAM-6 (PT) – 17 –...

  • Page 18: Wiring - 5 (Deck)

    WIRING - 5 (DECK) – 18 –...

  • Page 19: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 AZG-1 P.C.B P.C.B FL201 HT-SINK HT-SINK,VM BINDER, WIRE P.C.B P.C.B PLATE, 2ZM-3MK2 EARTH MECHA BINDER, CHAS,MAIN WIRE – 19 –...

  • Page 20: Mechanical Parts List

    PANEL,ASSY FR HR 8Z-NB8-254-010 COVER, PL M3 8A-NF7-091-010 WINDOW,DISP HR 8Z-NB8-240-010 COVER, PL 8A-NF7-005-010 PANEL,TRAY U 8A-NF7-209-010 HLDR,PWB-M BTM 87-CE3-023-010 BADGE,AIWA 30N SILV 87-067-703-010 TAPPING SCREW, BVT2+3-10 8A-NF7-008-010 PANEL,CD 87-067-581-010 TAPPING SCREW, BVT2+3-15 8A-NF8-007-010 PANEL,LEFT V-2 87-067-688-010 BVTT+3-6 8A-NF8-006-010 WINDOW,TOP...

  • Page 21: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 PH(DECK 1) RPH(DECK 2) DECK C.B HEAD 1 C.B(DECK 1) BELT D2 HEAD 2 C.B(DECK 2) (DECK 1) (DECK 1) (DECK 2) (DECK 2) – 21 –...

  • Page 22: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 82-ZM3-301-610 1H CHAS ASSY,M2 31 82-ZM1-255-310 0E SPR-E,LVR DIR 2 82-ZM1-258-210 0E SPR-T,PINCH L 32 82-ZM3-305-210 0E GEAR,CAM M2 3 82-ZM1-341-210 1A LVR ASSY,PINCH L2 33 82-ZM1-227-310 0E LVR,TRIG 4 82-ZM1-333-210 0E PLATE,LINK2 34 82-ZM3-306-110 0E LVR,FR M2...
  • Page 23 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9820572 0251431 Printed in Singapore...

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Nsx-sz70Rc-zas01Cx-nsz70Sx-wnsz70

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