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Aiwa SX-WNH83 User Manual

Aiwa SX-WNH83
30 pages
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SERVICE MANUAL
DATA
COMPACT DISC
STEREO SYSTEM
BASIC TAPE MECHANISM : 2ZM-3MK2 YPR7NM
BASIC CD MECHANISM : AZG-1 VZD3RNDM
NSX-VC87
HR
S/M Code No. 09-00C-428-7S1
SUPPLEMENT
This Service Manual contains information about the difference between
NSX-VC87 (HR) and NSX-VC88 (HR). If requiring other information,
see Service Manual of NSX-VC88 (HR) (S/M Code No. 09-005-428-7R1).
• If requiring information about the CD mechanism, see Service Manual of
AZG-1 VZD3RNDM, (S/M Code No. 09-001-335-3NG).
NSX–VC87
MAIN
SPEAKER
SYSTEM
CD
CASSEIVER
REMOTE
CONTROLLER
RC–ZAS07CX–NVC87 SX–WNH83
SATELLITE
SPEAKER
SX–S80
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Aiwa SX-WNH83 Specifications

General IconGeneral
BrandAiwa
ModelSX-WNH83
CategoryStereo System
LanguageEnglish

Summary

Service Manual Title and System Overview

System Components and Models

Lists main system components like CD Cassette, speakers, and remote controller.

Technical Specifications

Tuner and Amplifier Specifications

Details specifications for FM, MW, SW tuners and amplifier power output.

Speaker and Cassette Deck Specifications

Details specifications for main/satellite speakers and cassette deck functions.

CD Player and General Specifications

Details CD player specs, power requirements, and overall dimensions.

Electrical Main Parts List

Transistor and Diode Part Listings

Lists part numbers and descriptions for transistors and diodes.

Main Circuit Board Components

Lists component part numbers for the main circuit board.

Transistor Pinout Illustrations

Common Transistor Diagrams

Visual representation of common transistor pin configurations and part numbers.

Wiring Diagrams - Main, VM, and Key Controls

Main Circuit Board Wiring

Illustrates connections for the main circuit board (MAIN C.B).

VM and Key Control Board Wiring

Illustrates connections for VM C.B and KEY CON C.B.

Schematic Diagram - Main Amp Section

Main Amplifier Circuit Details

Detailed schematic of the main amplifier section, including ICs and components.

Schematic Diagram - Tuner Section

Tuner Circuit Details

Detailed schematic of the tuner section, including ICs and filters.

Schematic Diagram - Deck Section

Tape Deck Mechanism Circuitry

Detailed schematic of the tape deck section, including ICs and controls.

Key Control Circuit Details

Detailed schematic for the key control interface IC.

Wiring Diagrams - Front, CD Key, and Mic

Front Panel and CD Key Connections

Wiring for front panel controls, CD key, and display illumination.

Microphone Circuit Wiring

Wiring diagram for the microphone input circuit.

Schematic Diagram - Front/CD Key/Mic

Front Panel and CD Key Circuitry

Schematic for front panel controls, CD key interface, and display.

Microphone Input Circuitry

Schematic for the microphone input and processing circuit.

Wiring Diagram - Amplifier IF

Amplifier IF Board Connections

Wiring diagram for the Amplifier IF (Intermediate Frequency) circuit board.

Schematic Diagram - Amplifier IF Section

IF Amplifier Circuit Details

Detailed schematic of the IF amplifier section, including ICs and power stages.

Wiring Diagram - Satellite Amplifier

Satellite Amplifier Board Connections

Wiring diagram for the satellite amplifier circuit board.

Schematic Diagram - Satellite Amplifier

Satellite Amplifier Circuit Details

Detailed schematic of the satellite amplifier circuits, including ICs and output stages.

Wiring Diagram - Power Supply (PT)

Power Supply Board Connections

Wiring diagram for the power supply (PT) circuit board.

Schematic Diagram - Power Supply

Power Supply Circuit Details

Detailed schematic of the power supply circuits, including transformers and voltage selection.

Adjustment Procedures

Tuner Adjustments

Procedures for adjusting clock frequency, MW/SW tracking, and AM IF.

Deck Adjustments

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

Front Section Adjustment

Procedure for µ-CON OSC adjustment.

CD Test Mode Operations

Activating and Cancelling CD Test Mode

Instructions for entering and exiting the CD test mode.

CD Test Mode Functions and Operation

Description of test modes (Search, Play, Traverse, Sled) and their operations.

Mechanical Exploded Views

Main Unit Exploded View

Exploded view of the main unit, showing chassis and board assemblies.

Mechanical Parts Lists

Main Unit Parts List

List of part numbers for mechanical components of the main unit.

Color Name Table

Table mapping color symbols to actual colors for parts.

Tape Mechanism Exploded View

Tape Mechanism Assembly Breakdown

Exploded view of the tape transport mechanism.

Tape Mechanism Parts List

Tape Mechanism Component Details

List of part numbers for the tape mechanism components.

Speaker and Accessory Parts Lists

Speaker Parts List

List of parts for the SX-WNH83 and SX-S80 speakers.

Accessories and Package List

List of included accessories and package contents.

Manufacturer Information

AIWA Co., Ltd. Contact Details

Provides company address, phone number, and printing location.

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