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Samsung CS21M16MJZXNWT User Manual

Samsung CS21M16MJZXNWT
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COLOR TELEVISION RECEIVER
Chassis : KS9A(P)
Model : CS21M16MJZXNWT
CS21K30MJZXNWT
COLOR TELEVISION RECEIVER CONTENTS
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
Precautions
Specifications and IC Data
Disassembly and Reassembly
Alignment and Adjustment
Troubleshooting
Exploded View and Parts List
Electrical Parts List
Block Diagram
Wiring Diagram
Schematic Diagrams
SERVICE
Manual
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Samsung CS21M16MJZXNWT Specifications

General IconGeneral
BrandSamsung
ModelCS21M16MJZXNWT
CategoryTV Receiver
LanguageEnglish

Summary

Precautions

Safety Precautions for TV Servicing

Safety measures covering protective devices, leakage current, X-ray limits, and high voltage.

General Servicing Precautions

Guidelines for safe component handling, power disconnection, and unit assembly.

Precautions for Electrostatically Sensitive Devices (ESDs)

Techniques to prevent static discharge damage to sensitive electronic components.

Specifications and IC Data

TV System and Technical Specifications

TV system, channel bands, IF frequencies, picture tube, and power requirements.

Integrated Circuit (IC) Line Up

List of ICs used, their specifications, location, and manufacturer.

Semiconductor Component Diagrams

Pinout diagrams for transistors, diodes, and ICs, aiding in component identification.

Disassembly and Reassembly

Back Cover Removal Procedure

Step-by-step guide on how to safely remove the television's back cover.

Main Board Removal and Safety

Instructions for removing the main board, including high-voltage discharge warnings.

Speaker Removal Procedure

Method for removing the speaker assembly from the TV chassis.

CRT Removal and Handling Precautions

Procedures and safety warnings for removing the Cathode Ray Tube (CRT).

Alignment and Adjustments

Preadjustment for EEPROM and CRT

Steps for initial adjustments after EEPROM or CRT replacement.

Accessing Factory/Service Mode

How to enter and navigate the service mode for TV adjustments.

Main Adjustment Parameter Table

Table of adjustable parameters, their ranges, and initial values.

Service Mode Option Bytes

Selection of optional features and settings via service mode option bytes.

Factory Reset Function

How to reset TV settings to factory defaults for inspection purposes.

General and Automatic Degaussing Adjustments

Guidelines for general adjustments and automatic degaussing procedure.

High Voltage and Focus Adjustment Procedures

Checking high voltage and adjusting picture focus for clarity.

Color Purity and White Balance Adjustments

Procedures for adjusting color purity and white balance for accurate color.

Center Convergence Adjustment Procedure

Aligning red, green, and blue picture elements for correct convergence.

RF AGC, Sub-Color, and Geometry Adjustments

Adjustments for RF AGC, sub-color settings, and overall picture geometry.

Troubleshooting

Troubleshooting: No Video, Raster On, No Sound

Flowchart to diagnose and fix issues with no video but raster, and no sound.

Troubleshooting: No Power

Flowchart for diagnosing and resolving problems related to the TV not powering on.

Troubleshooting: No Video, Sound OK

Flowchart to identify and fix issues where video is absent but sound is present.

Troubleshooting: No Sound, Video OK

Flowchart for diagnosing and resolving problems with no sound but video is functional.

Troubleshooting: No Teletext (TTX)

Diagnosing issues where the Teletext function is not working.

Exploded View & Parts List

Exploded View & Parts List: CS21M16MJZXNWT

Visual breakdown and list of parts for the CS21M16MJZXNWT model.

Exploded View & Parts List: CS21K30MJZXNWT

Visual breakdown and list of parts for the CS21K30MJZXNWT model.

Electrical Parts List

Electrical Parts List: CS21M16MJZXNWT

Detailed list of electrical components with location, code, and specification.

Block Diagram

KS9A Chassis Block Diagram

Diagram showing the functional blocks and signal paths of the KS9A chassis.

Wiring Diagram

KS9A Chassis Wiring Diagram

Diagram illustrating the electrical connections between components in the KS9A chassis.

Schematic Diagrams

Schematic: ONECHIP & MICOM

Circuit diagrams for the main processor and test points.

Schematic: Sound & SCART (EXT-A/V)

Circuit diagrams for sound processing and SCART interface.

Schematic: Sound & RCA (EXT-A/V)

Circuit diagrams for sound processing and RCA interface.

Schematic: Power, CRT, Vertical, Horizontal

Circuit diagrams for power supply, CRT, and deflection systems.

Schematic: Mono Sub PCB

Circuit diagram for the mono audio sub-processor board.

Schematic: Stereo Sub PCB

Circuit diagram for the stereo audio sub-processor board.

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