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Sony WM-FX661 User Manual

Sony WM-FX661
24 pages
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WM-FX661/FX663/FX665
AEP Model
WM-FX661/FX663/FX665
E Model
Chinese Model
WM-FX663/FX665
UK Model
Australian Model
WM-FX665
Canadian Model
WN-FX663
SERVICE MANUAL
RADIO CASSETTE PLAYER
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
9-924-908-12
2002A1600-1
© 2002.1
Ver 1.1 2002. 01
Photo : WM-FX661
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Sony WM-FX661 Specifications

General IconGeneral
TypeCassette Player
BrandSony
ModelWM-FX661
Media TypeCassette
Radio TunerAM/FM
Power Source2 x AA batteries
Mega BassYes
AVLS (Automatic Volume Limiter System)Yes
Auto ReverseYes

Summary

Safety-Related Component Warning!!

SECTION 1 GENERAL

Location of Controls

Identifies and labels all external operational controls on the device.

SECTION 2 SERVICE NOTE

SECTION 3 DISASSEMBLY

SECTION 4 MECHANICAL ADJUSTMENT

SECTION 5 ELECTRICAL ADJUSTMENT

TUNER SECTION

FM VCO Adjustment Procedure

Steps to adjust the Voltage Controlled Oscillator for FM reception.

SECTION 6 DIAGRAMS

Block Diagram

High-level functional overview of the device's internal blocks.

IC Pin Function Descriptions

Details the function of each pin for integrated circuits used.

Printed Wiring Boards (Tuner Section)

Shows the layout of components and traces on the tuner board.

Schematic Diagram (Tuner Section)

Detailed electrical schematic for the tuner circuitry.

Schematic Diagram (Audio Section)

Detailed electrical schematic for the audio processing circuitry.

Printed Wiring Board (Audio Section)

Shows the layout of components and traces on the audio board.

SECTION 7 EXPLODED VIEWS

Mechanism Section Exploded View

Detailed exploded view of the tape transport mechanism.

SECTION 8 ELECTRICAL PARTS LIST

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