To Next PageTo Next Page
Need help?Do you have a question about the Sony WM-GX400 and is the answer not in the manual?
General| Type | Cassette Player |
|---|---|
| Brand | Sony |
| Model | WM-GX400 |
| Recording | Yes |
| Power Supply | 2 x AA batteries |
| Power | 3V |
| Features | Dolby B Noise Reduction |
| Radio tuner | AM/FM |
| Playback Functions | Play, Stop, Fast Forward, Rewind |
| Headphones | 3.5 mm headphone jack |
Details audio frequency response and radio tuning ranges for various models.
Specifies input/output jacks, impedance, and power source requirements.
Provides physical size, weight, and standard included accessories.
Outlines approximate battery durations for different operating modes.
Identifies all controls and indicators on the WM-GX400 unit.
Important notes for safe and effective repair, especially for circuit boards and components.
Step-by-step guide to remove the front cabinet, rear cabinet, and cassette lid.
Instructions for detaching and removing the main circuit board from the unit.
Procedure for removing the tape mechanism deck assembly.
Steps to remove the REC/PB/ERASE head, motor, and drive belt.
Guide for detaching and removing the display board.
Procedures for adjusting mechanical parts like torque and tension.
Steps for electrical calibration, including tape speed adjustment.
Details of pin functions for key integrated circuits (IC701).
High-level overview of the audio tape playback and recording signal paths.
Overview of the radio tuning and signal processing paths.
Layout diagram of components on the main circuit board (Side A).
Layout diagram of components on the main circuit board (Side B).
Detailed circuit schematic for the main board (Part 1/2).
Detailed circuit schematic for the main board (Part 2/2).
Layout diagram of components on the display circuit board (Side A).
Layout diagram of components on the display circuit board (Side B).
Detailed circuit schematic for the display board.
Visual representations of signal patterns at various points in the circuit.
Functional block representations of key integrated circuits (IC1, IC302).
Functional block representations of key integrated circuits (IC301, IC101, 201).
Exploded view of the rear cabinet and related parts.
Exploded view of the cassette lid mechanism and associated parts.
Exploded view of the tape mechanism components (Part 1).
Exploded view of the tape mechanism components (Part 2).
Lists capacitors and coils with part numbers and specifications.
Lists diodes and transistors with part numbers and specifications.
Lists resistors and switches with part numbers and specifications.
Lists variable resistors, transformers, and thermistors with part numbers.
Lists miscellaneous items, accessories, and packing materials.
Records initial release and any subsequent changes.
