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Sony TRINITRON KV-G142M User Manual

Sony TRINITRON KV-G142M
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MODEL COMMANDER DEST. CHASSIS NO.MODEL COMMANDER DEST. CHASSIS NO.
KV-G14M2
RM-869 Russia SCC-U11A-A
SERVICE MANUAL BG-2S
CHASSIS
TRINITRON
®
COLOR TV
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Sony TRINITRON KV-G142M Specifications

General IconGeneral
BrandSony
ModelTRINITRON KV-G142M
CategoryTV
LanguageEnglish

Summary

Specifications

Technical Specifications Table

Detailed technical data for power, system, dimensions, and weight.

Safety Warnings and Precautions

Important cautions regarding electrical safety and component handling.

General Information

Operating Instructions Overview

Abstract of operating instructions from the main manual.

Getting Started: Connections

Connecting Antennas

Instructions for connecting VHF, UHF, or indoor antennas to the TV.

Connecting External Equipment

Guidance on connecting VCRs, game consoles, or other AV devices.

Presetting Channels

Automatic Channel Presetting

Steps for automatically scanning and storing TV channels.

Manual Channel Presetting

Procedure for manually tuning and saving TV channels.

Quick Channel Presetting

Method for rapid channel setup using specific button combinations.

Watching the TV

TV Power Management

Turning the TV on, off temporarily, or completely off.

Screen Information and Timers

Displaying on-screen info, setting wake up and sleep timers.

Selecting Video Input

Switching between TV broadcast and external video sources.

Picture Adjustment

Selecting Picture Mode

Choosing predefined picture display settings like Standard or Dynamic.

Fine-Tuning Picture Settings

Adjusting picture parameters like brightness, contrast, and color.

Troubleshooting Guide

Common Picture and Sound Issues

Resolving problems like no picture, no sound, or poor picture quality.

Disassembly Procedures

Rear Cover Removal

Step-by-step guide for removing the rear cover of the TV.

A Board Removal

Instructions for detaching the A board from the TV chassis.

F1 Board Removal

Procedure for removing the F1 board during servicing.

Service Position Setup

Guidance on setting up the TV for servicing or repair.

Parts Replacement Procedures

Guidance on replacing internal TV components like buttons or light guides.

Terminal Board Bracket Removal

Procedure for removing the terminal board bracket assembly.

Demagnetization Coil Removal

Steps to safely remove the demagnetization coil from the CRT assembly.

Picture Tube Removal

Instructions for safely removing the television's picture tube.

Anode Cap Handling

Important safety and handling instructions for the picture tube anode cap.

Set-Up Adjustments

Beam Landing Adjustment

Aligning the electron beams for correct color purity and convergence.

Test Equipment for Adjustments

Required tools like pattern generator, degausser, and oscilloscope.

Convergence Adjustment

Correcting the alignment of red, green, and blue electron beams.

Focus Adjustment

Adjusting the clarity and sharpness of the picture by controlling electron beam focus.

G2 Screen and White Balance Adjustments

Setting screen grid voltage and adjusting color balance for optimal picture.

Service Mode Operations

Methods for entering service mode, writing data, and confirming adjustments.

Self Diagnosis Function

Flickering Frequency for Failed Devices

Table indicating flickering frequency for identified board failures.

Circuit Adjustments

Adjustments Using Commander Remote

Performing circuit adjustments using the RM-869 remote commander.

Adjustment Method Details

Step-by-step guide for adjusting specific items using service mode.

Adjustment Item Reference

Table detailing adjustable items, their ranges, and functions.

Option Notes for Adjustments

Specific notes and configurations for optional adjustment items.

A Board Adjustment After Memory Replacement

Procedure for adjusting the A board after replacing the IC003 memory chip.

Picture Distortion Adjustment

Correcting geometric distortions in the TV picture display.

Exploded View and Parts Identification

Chassis Exploded View

Diagram showing the physical layout and part identification of the TV chassis.

Safety Component Identification

Notes on components critical for safety, marked with shading and marks.

Remote Commander

Remote Commander RM-869 Details

Information and part numbers for the RM-869 remote commander.

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