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Sony Trinitron KV-TG21M61 User Manual

Sony Trinitron KV-TG21M61
54 pages
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MODEL COMMANDER DEST. CHASSIS NO.
CHASSIS
TRINITRON
®
COLOR TV
SERVICE MANUAL
BG-2T
MODEL COMMANDER DEST. CHASSIS NO.
KV-TG21M61 RM-952 Singapore SCC-U66B-A
KV-TG21M90 RM-952 Hong Kong SCC-U64A-A
TV
1
2
3
4
6
7
8
9
÷
0
5
JUMP
SOUND
MODE
FAVORITE
PROGRÁ
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Sony Trinitron KV-TG21M61 Specifications

General IconGeneral
BrandSony
ModelTrinitron KV-TG21M61
CategoryTV
LanguageEnglish

Summary

Section 1 General

A Getting Started

Basic setup procedures for the TV and remote.

B WARNING

Important safety warnings regarding high voltages and handling.

Securing the TV

Instructions on how to physically secure the TV for safety.

TV front and rear panels

Identification of TV controls and connection terminals.

Section 2 Disassembly

2-1. Rear Cover Removal

Procedure for removing the rear cover of the TV.

2-2. Speaker Removal

Steps for detaching the speakers from the TV chassis.

2-3. Chassis Assy Removal

Guide to removing the main chassis assembly.

2-4. F Board Removal

Instructions for removing the F board.

2-5. Service Position

How to place the TV in a service-friendly position.

2-6. Terminal Bracket Removal

Steps for removing the terminal bracket.

2-7. A3 and V2 Boards Removal

Procedure for removing A3 and V2 boards.

2-8. Replacement of Parts

General guidance for replacing specific parts like light guides.

2-9. Picture Tube Removal

Detailed instructions for removing the picture tube.

Section 3 Set-up Adjustments

3-1. Beam Landing

Adjusting beam landing for proper picture geometry.

3-2. Convergence

Aligning red, green, and blue electron beams for accurate color.

3-3. Focus Adjustment

Adjusting the focus control for a sharp picture.

3-4. G2 (SCREEN) AND WHITE BALANCE ADJUSTMENTS

Adjusting screen voltage and white balance for optimal picture quality.

Section 4 Circuit Adjustments

4-1. Adjustment With Commander

How to enter service mode and perform adjustments using the remote.

4-2. Adjustment Method

General procedure for making specific circuit adjustments.

4-3. Picture Quality Adjustment

Fine-tuning picture quality settings like color and hue.

4-4. Deflection Adjustment

Adjusting deflection parameters for image geometry.

4-5. A Board Adjustment After IC003 Replacement

Specific adjustments for the A board after memory IC replacement.

4-6. Picture Distortion Adjustment

Correcting various forms of picture distortion.

Section 5 Diagrams

5-1. Block Diagram

Overall functional block diagram of the TV system.

5-2. Circuit Boards Location

Visual guide to the location of various circuit boards.

5-3. Schematic Diagram

Detailed electronic schematic diagrams for the TV.

5-4. Voltage Measurement

Lists expected voltage readings at various test points for troubleshooting.

5-5. Waveforms

Displays expected signal waveforms at key test points.

5-6. Printed Wiring Boards and Parts Location

Visual layout of components on printed wiring boards.

Section 6 Exploded Views

6-1. Picture Tube and Chassis

Exploded view showing the main components of the TV chassis.

Section 8 Electrical Parts List

8. Electrical Parts List

Comprehensive list of all electrical components and their part numbers.

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