Sony TC-WE705S Service Manual

TC-WE835S
US Model
AEP Model
UK Model
SERVICE MANUAL
MICROFILM
Sony Corporation
Home A&V Products Company
STEREO CASSETTE DECK
99C001668-1
Printed in Japan ©1999.3
Published by Quality Assurance Dept.
(Shinagawa)
• TC-WE835S is similar to the earlier TC-WE825S.
• Refer to TC-WE625/WE725/WE825S service manual (9-922-795-xx)
for information not contained in this service manual.
Items marked "*" are not stocked since they are
seldom required for routine service.
Some delay should be anticipated when ordering
these items.
Part No. Description Remark
***EXPLODED VIEWS***
38 1 * 3-021-243-01 PANEL, BACK (AEP)
1 * 3-021-243-11 PANEL, BACK (UK)
1 * 3-021-243-31 PANEL, BACK (US)
40 101 X-3374-864-1 LID (A) ASSY, CASSETTE
102 X-3374-865-1 LID (B) ASSY, CASSETTE
41 151 X-3374-858-1 PANEL ASSY, FRONT (AEP, UK)
151 X-3375-510-1 PANEL ASSY, FRONT (US)
54 ***ACCESSORIES & PACKING MATERIALS***
NOT USED
3-862-713-11 MANUAL, INSTRUCTION
(ENGLISH) (US, UK)
3-862-713-31 MANUAL, INSTRUCTION
(ENGLISH, FRENCH, SPANISH,
PORTUGUESE) (AEP)
3-862-713-41 MANUAL, INSTRUCTION
(GERMAN, DUTCH, SWEDISH,
ITALIAN) (AEP)
NOT USED
NOT USED
NOT USED
9-928-857-11
Page Ref.No. TC-WE825S TC-WE835S
Part No. Description Remark
***EXPLODED VIEWS***
* 3-032-411-01 PANEL, BACK (AEP)
* 3-032-411-11 PANEL, BACK (UK)
* 3-032-411-21 PANEL, BACK (US)
X-3376-715-1 LID (A) ASSY, CASSETTE
X-3376-717-1 LID (B) ASSY, CASSETTE
X-3376-712-1 PANEL ASSY, FRONT (AEP, UK)
X-3376-713-1 PANEL ASSY, FRONT (US)
***ACCESSORIES & PACKING MATERIALS***
1-473-598-11 REMOTE COMMANDER
(RM-J910)(US)
3-866-256-11 MANUAL, INSTRUCTION (ENGLISH)
3-866-256-21 MANUAL, INSTRUCTION
(FRENCH, SPANISH) (AEP)
3-866-256-31 MANUAL, INSTRUCTION
(GERMAN, DUTCH, SWEDISH,
ITALIAN, PORTUGUESE) (AEP)
3-866-671-11 MANUAL, INSTRUCTION
(FOR CONTROL A1 II)
(ENGLISH) (US,UK)
3-866-671-21 MANUAL, INSTRUCTION
(FOR CONTROL A1 II)
(ENGLISH, FRENCH, GERMAN,
SPANISH, DUTCH, PORTUGUESE,
SWEDISH, ITALIAN, CHINESE)(AEP)
4-981-643-01 COVER, BATTERY (FOR RM-J910) (US)
• DIFFERENCE TABLE

Sony TC-WE705S Specifications

General

Brand	Sony
Model	TC-WE705S
Category	Cassette Player
Language	English

Summary

Specifications

System Specifications

Details on recording system, fast-winding time, and bias.

Harmonic Distortion & Frequency Response

Technical specifications for distortion and frequency range.

Safety Precautions and Testing

Post-Service Safety Check

Steps to ensure safety after service before returning the unit to the customer.

AC Leakage Testing Method

Procedure and diagram for checking AC leakage current from metal parts.

General Information and Controls

General Information

General overview and introductory information about the unit.

Control Location Overview

Identifies and describes all buttons, switches, and indicators on the front panel.

Disassembly Procedures

Front Panel Assembly Removal

Step-by-step guide for removing the front panel assembly.

Mechanism Deck Removal

Instructions for detaching the main cassette mechanism deck.

Fitting Base Disassembly

Procedure for removing the fitting base components.

Capstan and Reel Motor Removal

Detailed steps for removing the capstan and reel motors.

Head Deck Assembly Removal

Guide for safely detaching the record/playback head deck assembly.

Mechanical Adjustments

Torque Measurement Procedures

Details on measuring torque for various mechanical functions.

Electrical Adjustments

Head Azimuth Adjustment

Procedure to align the record/playback heads for optimal sound reproduction.

Tape Speed Calibration

Steps for adjusting and calibrating tape playback speed.

Playback Level Calibration

Procedure to set the correct playback signal levels.

Bias Current Adjustment

Adjustment for bias consumption current, critical after head replacement.

Record Level Calibration

Procedure to set the input signal level for recording.

Record Bias Calibration

Steps to adjust bias for optimal recording characteristics.

Diagrams and Schematics

IC Pin Descriptions

Detailed pin assignments and functions for integrated circuits.

Circuit Board Locations

Visual guide showing the physical placement of various circuit boards.

Main Section Printed Wiring Boards

Printed wiring board layout for the main section of the device.

Main Section Schematic Diagram (1/4)

First part of the main section schematic, showing circuit connections.

Deck A Schematic Diagram

Schematic diagram detailing the circuitry for Deck A.

Exploded Views and Parts Identification

Case Section Exploded View

Exploded view illustrating parts for the outer case and chassis.

Chassis Section Exploded View

Exploded view illustrating internal chassis components and their placement.

Cassette Holder Exploded View

Exploded view of the cassette holder mechanism and its parts.

Front Panel Exploded View

Exploded view detailing the parts that make up the front panel assembly.

Tape Mechanism Section 1 Exploded View

Exploded view of the first part of the tape transport mechanism.

Tape Mechanism Section 2 Exploded View

Exploded view of the second part of the tape transport mechanism.

Electrical Parts List

Audio Board A Parts List

Comprehensive list of electrical components for the Audio board A.

Audio Board B Parts List

Comprehensive list of electrical components for the Audio board B.