Daewoo DTA-21 T2 Service Manual

Daewoo DTA-21 T2 Service Manual

51/55/63/71 cm stereo color television

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Service Manual

51/55/63/71 Cm STEREO Color Television
MODEL
DTA-20 T1/T2/T3/T8
DTA-21 T1/T2/T5/T9/Y1
DTE-25 G6/G7
DTE-28 G2/G6/G7/96/98/
A6/A7/G8/B1
DAEWOO ELECTRONICS CO., LTD.
http : //svc.dwe.co.kr
S/M No. : CP385P-010
CHASSIS
CP-385
CP-385
CP-785
CP-785
DEC. 1999

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Table of Contents
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Summarization of Contents

Main Features
Specifications
Detailed technical specifications for the TV set.
Channel Table
Lists channel frequencies for various broadcast standards.
ATSS Sorting Method
Explains the Automatic Tuning and Sorting system for TV channels.
Safety Instructions
X-Ray Radiation Precautions
Precautions related to X-ray radiation hazards.
Safety Precautions
General safety measures during servicing.
Product Safety Notice
Notice regarding safety-related characteristics of parts.
Alignment Instructions
Microcontroller Configuration: Service Mode
Steps to enter service mode for microcontroller configuration.
Microcontroller Configuration: Option
Configuration options related to the microcontroller.
TV Set Alignment
Procedures for TV set adjustments including G2, white balance, and focus.
IC Descriptions
TDA936x TV Signal Processor
Description of the main TV signal processing IC and its features.
MSP3415D Sound Processor
Description of the multistandard sound processor IC.
TDA894xJ Stereo Audio Amplifier
Description of the stereo audio amplifier IC.
TDA835xJ Vertical Amplifier
Description of the vertical deflection amplifier IC.
STR-F6653 Power Supply IC
Description of the power supply control IC.
Circuit Description
Block Diagram
Visual representation of the TV's functional blocks.
IF Section
Description of the Intermediate Frequency (IF) section.
Source Switching
Explanation of how external video sources are selected.
Sound Processing
Explanation of the audio processing stages.
Vertical Deflection
Description of the vertical deflection system.
Power Supply Operation
Description of the power supply unit.
TV Operational Modes
Explanation of TV start-up, normal run, and stand-by states.
Service Parts List
DTA-21Y1L (CP-385) Parts
List of service parts for model DTA-21Y1L.
DTE-28G2F (CP-785) Parts
List of service parts for model DTE-28G2F.
Exploded Views
DTA-20T1 Exploded View
Exploded view of the DTA-20T1 model.
DTA-20T2 Exploded View
Exploded view of the DTA-20T2 model.
DTA-20T3 Exploded View
Exploded view of the DTA-20T3 model.
DTA-20T8 Exploded View
Exploded view of the DTA-20T8 model.
DTA-21T1 Exploded View
Exploded view of the DTA-21T1 model.
DTE-2896 Exploded View
Exploded view of the DTE-2896 model.
DTE-28A6 Exploded View
Exploded view of the DTE-28A6 model.
DTE-28A7 Exploded View
Exploded view of the DTE-28A7 model.
DTE-28G8 Exploded View
Exploded view of the DTE-28G8 model.
DTE-28B1 Exploded View
Exploded view of the DTE-28B1 model.

Table of Contents