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Aiwa NSX-SZ5 User Manual

Aiwa NSX-SZ5
32 pages
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SERVICE MANUAL
DATA
BASIC CD MECHANISM : AZG-1 ZA3RNM
COMPACT DISC
STEREO CASSETTE RECEIVER
NSX-SZ4
NSX-SZ5
NSX-SZ7
S/M Code No. 09-006-429-1N1
K
K EZ V
EZ
BASIC TAPE MECHANISM : ZZM-2 PR1NM
NSX–SZ4
RC–ZAS02
SYSTEM
CD
CASSEIVER
REMOTE
CONTROLLER
CX–NSZ4
SPEAKER
SX–NSZ4
NSX–SZ5 CX-NSZ5 SX–NSZ5
NSX–SZ7 CX-NSZ7 SX–NSZ7
• If requiring information about the CD mechanism, see Service Manual of AZG-1,
(S/M Code No. 09-001-335-3NC).
RC–ZAS17
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Aiwa NSX-SZ5 Specifications

General IconGeneral
BrandAiwa
ModelNSX-SZ5
CategoryCar Receiver
LanguageEnglish

Summary

Specifications

K MODEL (NSX-SZ4/SZ5) Specifications

Specifications for K Model units, covering tuner, amp, CD, and speaker sections.

EZ MODEL (NSX-SZ5) Specifications

Specifications for EZ Model units, covering tuner, amp, CD, and speaker sections.

Model Specifications (Continued)

EZ MODEL (NSX-SZ7) Specifications

Specifications for EZ Model units, covering tuner, amp, CD, and speaker sections.

V MODEL (NSX-SZ5) Specifications

Specifications for V Model units, covering tuner, amp, CD, and speaker sections.

Laser Safety Precautions

Laser Beam Warning

Caution against direct eye exposure to laser beams during servicing.

Handling Precautions

Warnings and precautions for safe handling, including electrostatic discharge.

Pre-Repair Procedures

Electrolytic Capacitor Discharge

Procedure to safely discharge capacitors before servicing to prevent defects.

Microcomputer Pre-Exchange Checks

Steps to verify microcomputer defects, checking HOLD terminal.

Microcomputer Verification Steps

Reset Procedure

Performing a forced reset to confirm microcomputer functionality.

Soldering State Check

Checking the soldering quality of the microcomputer before replacement.

Electrical Main Parts List

Integrated Circuits (IC)

List of integrated circuits with part numbers and descriptions.

Transistors

List of transistors with part numbers and descriptions.

Diodes

List of diodes with part numbers and descriptions.

Main Circuit Board Components

List of components for the main circuit board (capacitors, connectors).

Transistor Illustrations

Common Transistor Pinouts

Diagrams showing pin configurations (ECB, SDG, BCE, EBC) for various transistors.

Main Circuit Board Schematics

Schematic Diagram-1 (Main 1/2)

Electrical schematic for the main circuit board, focusing on the amplifier section.

Main Circuit Board Schematics (Continued)

Schematic Diagram-2 (Main 2/2)

Electrical schematic for the main circuit board, focusing on the tuner section.

Power Supply Schematics

Schematic Diagram-4 (PT)

Electrical schematic for the power supply unit.

Display Grid and Anode Connections

FL Display Grid Assignment

Grid assignment details for the FL display.

Display Anode Connections

Anode Connection Table

Table detailing anode connections for various display modes and segments.

Integrated Circuit Block Diagrams

LC72131D and M62495AFP Block Diagrams

Block diagrams for LC72131D and M62495AFP ICs.

Integrated Circuit Block Diagrams (Continued)

LA1844L-A and BU1920FS Block Diagrams

Block diagrams for LA1844L-A and BU1920FS ICs.

Electrical Adjustment Procedures

Main and Front Circuit Board Adjustments

Locations and procedures for adjustments on Main and Front circuit boards.

Section-Specific Adjustments

Tuner Section Adjustments

Procedures for adjusting tuner frequencies, VT, and tracking.

Deck Section Adjustments

Procedures for tape speed, azimuth, and frequency response adjustments.

Front Section Adjustments

Procedure for adjusting the microcomputer oscillator frequency.

Microcontroller Pin Descriptions

M38B57MCH/M38B59MFH Pin Functions

Detailed descriptions of each pin for the M38B57MCH/M38B59MFH microcontrollers.

Mechanical Parts List

Chassis, Panel, and Color Components

List of mechanical parts for chassis, panels, and color mapping.

Mechanical Exploded Views

Main Unit Exploded View

Exploded view showing the assembly of the main unit.

Tape Mechanism Exploded View

Tape Mechanism Assembly Diagram

Exploded view showing the assembly of the tape mechanism.

Tape Mechanism Parts List

Tape Mechanism Component Details

List of individual parts for the tape mechanism with part numbers.

Speaker Servicing Instructions

Speaker Unit Disassembly

Step-by-step instructions for disassembling speaker units.

Speaker Panel Attachment

Instructions for attaching the front speaker panel.

Speaker and Accessory Parts

Speaker Parts List

List of parts for the speaker units.

Accessories and Package List

List of included accessories and package contents.

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