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General| Brand | Sony |
|---|---|
| Model | WM-FX822 |
| Category | Cassette Player |
| Language | English |
Details on FM, AM, and TV frequency ranges and reception modes.
Frequency response, output power, and battery life for tape playback.
Instructions for using AC power adapter and battery case.
Guidelines for handling and replacing chip components safely.
Procedures and precautions for repairing flexible circuit boards.
Critical warnings for components vital to safe operation.
Visual identification of tape player and general section components.
Visual identification of radio section components.
List of items included with the product package.
Procedure to activate and configure the service mode for operation.
Steps to set the player to a default state and operate in PLAY, FF, REW.
Visual representations of the tape rotation system during PLAY, REW, and FF.
Steps for removing the bracket and cassette holder components.
Instructions for dismantling the audio board and its connections.
Steps for removing the tuner board from the unit.
Guidelines for cleaning, demagnetizing, and adjusting mechanical parts.
Procedure for calibrating tape playback speed using a test tape.
Steps for adjusting FM IF, FM VCO, AM IF, AM Tuning Voltage, and AM Tracking.
Layout of components and connections on the tuner section's PWB.
Layout of components and connections on the audio section's PWB.
Detailed pin assignments and functions for key integrated circuits.
Illustrated breakdown of case and tuner board components with part numbers.
Illustrated breakdown of audio board components with part numbers.
Illustrated breakdown of the tape mechanism components with part numbers.
List of capacitors, connectors, diodes, ferrite beads, and ICs with part numbers.
List of transistors, resistors, variable resistors, switches, and thermistors.
Detailed list of tuner components, filters, trimmers, and miscellaneous items.
Records of updates and changes made to the service manual over time.
