Aiwa NSX-SZ50 Service Manual
  1. Manuals
  2. Brands
  3. Aiwa Manuals
  4. Stereo System
  5. NSX-SZ50
  6. Service manual
Aiwa NSX-SZ50 Service Manual

Aiwa NSX-SZ50 Service Manual

Compact disc stereo system
Hide thumbs Also See for NSX-SZ50:
Table of Contents

Advertisement

Quick Links

See also: Service Manual
SERVICE MANUAL
COMPACT DISC STEREO
SYSTEM
SYSTEM
NSX-SZ50
NSX-SZ52
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual",
(S/M Code No. 09-002-424-6T2).
• If requiring information about the CD mechanism, see Service Manual
of AZG-1, (S/M Code No. 09-001-335-3NC).
NSX-SZ50
NSX-SZ52
BASIC TAPE MECHANISM : 6ZM-3 PR2NM
BASIC CD MECHANISM : AZG-1 ZA3RDM
CD
CASSEIVER
CX-NSZ50
SX-WNSZ50
SX-WNSZ52
CX-NSZ52
S/M Code No. 09-004-424-6R2
REMOTE
SPEAKER
CONTROLLER
RC-ZAS01
RC-ZAS01
EZ, K
EZ

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the NSX-SZ50 and is the answer not in the manual?

Questions and answers

Related Manuals for Aiwa NSX-SZ50

Summary of Contents for Aiwa NSX-SZ50

  • Page 1 NSX-SZ50 EZ, K NSX-SZ52 SERVICE MANUAL COMPACT DISC STEREO BASIC TAPE MECHANISM : 6ZM-3 PR2NM SYSTEM BASIC CD MECHANISM : AZG-1 ZA3RDM REMOTE SPEAKER SYSTEM CASSEIVER CONTROLLER RC-ZAS01 NSX-SZ50 CX-NSZ50 SX-WNSZ50 SX-WNSZ52 RC-ZAS01 NSX-SZ52 CX-NSZ52 • This Service Manual is the "Revision Publishing" and replaces "Simple Manual", (S/M Code No.

  • Page 2: Specifications

    SPECIFICATIONS Main unit CX-NSZ50(EZ, K)/CX-NSZ52(EZ) <FM tuner section> <Compact disc player section> Tuning range 87.5 MHz to 108 MHz Laser Semiconductor laser (λ = 780 nm) Usable sensitivity (IHF) 16.8 dBf D-A converter 1 bit dual Antenna terminals 75 ohms (unbalanced) Signal-to-noise ratio 85 dB (1 kHz, 0 dB) Harmonic distortion...

  • 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 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: 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 87-012-368-080 C-CAP,S 0.1-50 F 87-012-368-080 C-CAP,S 0.1-50 F 87-A21-417-010 IC,STK490-310 87-012-368-080 C-CAP,S 0.1-50 F 8A-NF8-611-010 C-IC,LC866560W-5P19<52EZ> 87-012-368-080 C-CAP,S 0.1-50 F 8A-NF8-612-010 C-IC,LC866548V-5P03<EXCEPT 52EZ> 87-012-368-080 C-CAP,S 0.1-50 F 87-A21-396-010 IC,STK490-040...
  • Page 7 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C233 87-010-190-080 S CHIP F 0.01 C616 87-010-385-080 CAP, ELECT 220-25V C234 87-010-190-080 S CHIP F 0.01 C617 87-010-385-080 CAP, ELECT 220-25V C237 87-010-322-080 C-CAP,S 100P-50 CH C618 87-010-405-080 CAP, ELECT 10-50V C238...
  • Page 8 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C878 87-010-316-080 C-CAP,S 33P-50 CH<52EZ> SFR452 87-A90-432-080 SFR,30K H NVZ6TLTA C879 87-010-314-080 C-CAP,S 22P-50 CH<52EZ> TC942 87-011-253-080 TRIMMER,CER 30P 4.0X4.5 ECRLA C940 87-010-197-080 CAP, CHIP 0.01 DM 87-A91-179-010 HLDR,WIRE 2.5-11P C942 87-010-149-080...
  • Page 9 REF. NO. PART NO. KANRI DESCRIPTION S401 87-A91-024-180 SW,TACT KSH0611BT S402 87-A91-024-180 SW,TACT KSH0611BT S403 87-A91-024-180 SW,TACT KSH0611BT S404 87-A91-024-180 SW,TACT KSH0611BT S405 87-A91-024-180 SW,TACT KSH0611BT S406 87-A91-024-180 SW,TACT KSH0611BT S407 87-A91-024-180 SW,TACT KSH0611BT S408 87-A91-024-180 SW,TACT KSH0611BT S409 87-A91-024-180 SW,TACT KSH0611BT S410 87-A91-024-180...

  • Page 10: Transistor Illustration

    TRANSISTOR ILLUSTRATION E C B E C B E C B B C E 2SB1370 KTA1266GR 2SC3331(T/U) CSC4115BC KTC3198GR CD1585BC CSA952K E C B S D G DTC114ES 2SJ460 2SK2158 RT1N141C 2SA1235F KTC3199GR 2SK2541 2SJ461-T1 2SC3052F RT1P144C CMBT5551 2SC2714O KRA107S CMBT5401 CSD1306 RT1P141C...
  • Page 11 FL (HNA-11MM30) GRID ASSIGNMENT / ANODE CONNECTION GRID ASSIGNMENT – 11 –...
  • Page 12 ANODE CONNECTION – 12 –...

  • Page 13: Wiring - 1 (Main)

    WIRING - 1 (MAIN) – 13 –...
  • Page 14 SCHEMATIC DIAGRAM – 1 (MAIN 1 / 2 : AMP / HEAD-1) – 14 –...
  • Page 15 SCHEMATIC DIAGRAM – 2 (MAIN 2 / 2 : TUNER) – 15 –...

  • Page 16: Wiring - 2 (Front)

    WIRING - 2 (FRONT) – 16 –...

  • Page 17: Schematic Diagram - 3 (Front / Deck)

    SCHEMATIC DIAGRAM – 3 (FRONT / DECK) – 17 –...
  • Page 18 WIRING - 3 (PT) – 18 –...

  • Page 19: Schematic Diagram - 4 (Pt)

    SCHEMATIC DIAGRAM – 4 (PT) – 19 –...
  • Page 20 WIRING - 4 (DECK 1 / 2 / HEAD-1) – 20 –...
  • Page 21 WIRING – 5 (DECK 2 / 2) – 21 –...

  • Page 22: Ic Block Diagram

    IC BLOCK DIAGRAM IC, LA1843 IC, LC72131D – 22 –...
  • Page 23 IC, BA3835S IC, BU2092F – 23 –...
  • Page 24 IC, M61503FP IC, BU1920FS <52EZ ONLY> – 24 –...
  • Page 25 IC DESCRIPTION IC, LC866548V-5P03 (Except 52EZ), IC, LC866560W-5P19 (52EZ Only) Pin Name Description Pin No. I-STEREO/I-DRF Stereo detected input / CD DRF input. I-IFC/I-SUBQ Tune IF count serial data input / CD SUBQ input. O-2PB DECK2 playback switch output. O-POWER System power supply ON/OFF output.
  • Page 26 Pin Name Description Pin No. P21/RDS FL segment output P21 / RDS input to diode (52EZ Only). P20/FM1 FL segment output P20 / FM1 input to diode (Not used). P19/SW FL segment output P19 / SW input to diode (Not used). P18/LW FL segment output P18 / LW input to diode.
  • Page 27 ADJUSTMENT <TUNER / DECK / FRONT> A MAIN C.B 14 13 L801 TC942 L802 L942 IC861 L941 TP4(DC BAL) IC801 L951 SFR 451 SFR 452 TP3(DC BAL) (3/3) (1/3) TP8 (LCH) TP1(VT) TP9 (RCH) FFE831 DECK—2 R/P/E HEAD DECK—1 P HEAD D DECK C.B SFR1 B FRONT C.B...
  • Page 28 < TUNER SECTION > < DECK SECTION > 1. Clock frequency Check 10. Tape Speed Adjustment (DECK 2) Settings : • Test point : TP2 (CLK) Settings : • Test tape : TTA–100 Method : Set to MW 1602kHz and check that the test point is 2052kHz ±...

  • Page 29: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 AZG-1 ZA3RDM P.C.B HT-SINK FL401 P.C.B HT-SINK FIN1 HT-SINK FIN2 CHAS,MAIN 6ZM-3 PR2NM PLATE,EARTH MECH – 29 –...

  • Page 30: Mechanical Parts List

    CAP,OPTICAL 8A-NF8-048-010 PANEL,FR K<50EZSM> 8A-NF8-069-110 CABI,REAR EZSM<50EZSM> 8A-NF8-047-010 WINDOW,DISP E<52EZSM> 8A-NF8-070-110 CABI,REAR EZSM R<52EZSM> 8A-NF8-046-010 WINDOW,DISP H<50EZSM> 8A-NF8-063-110 CABI,REAR KSE<50KSE> 87-CE3-023-010 BADGE,AIWA 30N SILV 8A-DB8-209-010 HLDR,PWB PT 8A-NF8-009-010 PANEL,CD 8A-NF8-608-010 PT,ANF-8 EZ 8A-NF8-007-010 PANEL,LEFT V-2 87-NF4-221-010 HLDR,CABLE 8A-NF8-005-010 PANEL,TOP 87-085-185-010...

  • Page 31: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 PH (DECK 1) E/RPH (DECK 2) DECK C.B SOL 2 (DECK R only) (EH) SOL 1 (DECK L SIDE) (DECK R SIDE) LEVER EJECT R HEAD PLATE SHLD M3 LEVER EJECT L (DECK 2) –...

  • Page 32: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 86-ZM3-215-010 CHAS ASSY,RS 41 82-ZM1-216-319 GEAR,REEL 2 86-ZM3-202-010 BASE,HEAD S 42 86-ZM3-213-010 S-SCREW,HLDR,MOT 3 3 86-ZM3-205-010 SPR-C,RPH S 43 82-ZM1-225-219 GEAR,FR 4 82-ZM1-333-210 PLATE,LINK 2...

  • Page 33: Speaker Disassembly Instructions

    SPEAKER DISASSEMBLY INSTRUCTIONS 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 Type.2...

  • Page 34: Accessories / Package List

    SPEAKER PARTS LIST SX-WNSZ50 (YSL, YSY1, YSY2), SX-WNSZ52 (YSL) REF. NO. PART NO. KANRI DESCRIPTION 1 8A-DS8-001-010 PANEL,FR 2 8A-DS8-004-010 PANEL,DUCT 3 8A-DS8-005-010 GRILLE,FRAME ASSY 4 8A-DS8-009-010 PROTECTOR 5 88-NS5-610-010 CORD,SPKR 6 88-NS5-611-010 CORD,SPKR B/L 7 8Z-NSY-003-010 CORD,BUSH 8 88-NS3-029-010 CORD,BUSH L 9 8Z-NS7-602-010 SPKR,W 160<YSL>...
  • Page 35 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9820527 0251431 Printed in Singapore...

This manual is also suitable for:

Nsx-sz52Nsx-sz60

Table of Contents

Save PDF