Sony WM-FX495 - User Manual

WM-FX495
SERVICE MANUAL
SPECIFICATIONS
US Model
AEP Model
Model Name Using Similar Mechanism NEW
MD Mechanism Type MF-WMFX495-147
9-877-098-03
2005L02-1
© 2005.12
Sony Corporation
Personal Audio Division
Published by Sony Engineering Corporation
RADIO CASSETTE PLAYER
Ver. 1.2 2005.12
• Frequency range
FM : 87.5 - 108 MHz
AM: 530 - 1 710 kHz (North, America)
531 - 1 602 kHz (Other countries)
• Output
Headphones (i) jack Load impedance 8 - 300 Ω
• Power requirements
1.5V DC, battery R6 (size AA) x 1
• Dimensions (w/h/d)
Approx. 81.1 x 111.2 x 29.3 mm (3
1
⁄
4
x 4
1
⁄
2
x1
3
⁄
16
in.), excl.
projecting parts and controls
• Mass
Approx. 137 g (4.9 oz) (main unit only)
• Supplied accessories
Stereo headphones or earphones with remote control (1)
Carrying case or Carrying pouch or Hand strap (1)
Design and specifications are subject to change without notice.
Battery life* (approximate hours)
Sony alkaline Sony R6P
LR6 (SG)** (SR)
Tape playback 35 9
Radio reception 40 14
* Measured value by the standard of JEITA (Japan Electronics and
Information Technology Industries Association).
(Using a Sony HF series cassette tape)
**When using a Sony LR6(SG) “STAMINA” alkaline dry
battery (produced in Japan).
Note
• The battery life may be shorter depending on the operating condition, the
surrounding temperature and battery type.

Summary

Servicing Notes

Initial Setup for Voltage Checks

Disassembly - Cabinet Section

Cabinet (Front) Sub-Assembly Disassembly

Disassembly - Main Board and Mechanism

Main Board Removal

Instructions for removing the main board.

Mechanism Deck Removal

Procedures for detaching the tape mechanism deck.

Adjustments

Mechanical and Electrical Adjustments

Procedures for mechanical and electrical calibration.

Tape Speed Adjustment

Steps for adjusting tape playback speed.

Tuner Section Adjustments

AM Frequency Coverage and Tracking

Adjustments for AM frequency coverage and tracking.

FM Frequency Coverage and Tracking

Adjustments for FM frequency coverage and tracking.

Adjustment Location Guide

Diagrams - Overview and Notes

Block Diagrams

Diagrams - Schematic (Part 1)

Main Section Schematic Diagram (1;2)

First part of the main circuit schematic diagram.

Diagrams - Schematic (Part 2)

Main Section Schematic Diagram (2;2)

Diagrams - IC Block Diagrams

IC Block Diagrams

Electrical Parts List

Sony WM-FX495 Specifications

General

Brand	Sony
Model	WM-FX495
Category	Cassette Player
Language	English