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LG 29SA1RL User Manual

LG 29SA1RL
23 pages
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COLOR TV
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS : CW62C
MODEL : 29SA1RL
MODEL :
29SA1RL-T1/Z1
North/ Latin America http://aic.lgservice.com
Europe/Africa http://eic.lgservice.com
Asia/Oceania http://biz.lgservice.com
Jun., 2009
Printed in China
P/NO : MFL37794459
Internal Use Only
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LG 29SA1RL Specifications

General IconGeneral
Screen Size29 inches
Resolution2560 x 1080
Panel TypeIPS
Aspect Ratio21:9
Contrast Ratio1000:1
Response Time5 ms
PortsHDMI, DisplayPort, USB
Display TypeLED

Summary

Safety Precautions

Important Safety Notice

General safety information and identification of safety-related parts.

General Guidance

Guidelines for safe servicing practices, including isolation transformer use.

X-RAY Radiation

Precautions regarding X-ray radiation sources and replacement tube requirements.

Leakage Current Checks

Procedures for performing cold and hot AC leakage current checks.

Specifications

Scope and Test Conditions

Applicability of specification, test standards, and environmental conditions.

General Specification

Details on market, input voltage, picture size, tuning system, and operating environment.

Adjustment Instructions

Application Object and Notes

Purpose of adjustments and important notes regarding chassis type and conditions.

Purity and Convergence Adjustment

Detailed steps for adjusting picture purity and convergence using magnets.

Screen & White Balance Adjusting

Procedures for adjusting screen brightness and white balance settings.

Deflection Setting Data Adjustment

Steps for adjusting deflection parameters using the factory remote control.

Trouble Shooting

RF-Stereo Model - Picture OK/No Sound

Flowchart for troubleshooting picture and sound issues on RF-Stereo models.

RF-Stereo Model - No Raster/Sound OK

Flowchart for troubleshooting no raster conditions with sound present.

No Raster (2/2)

Continuation of troubleshooting steps for no raster conditions.

No Picture/No Sound

Flowchart for troubleshooting scenarios with no picture and no sound.

AV Stereo/Mono Model

Troubleshooting flowchart for AV input signal issues.

Printed Circuit Board Layouts

Main PCB Diagram

Diagram illustrating the layout of the main printed circuit board.

Power and Control/AV Boards

Diagrams of the power supply and control/side AV boards.

Block Diagram

TDA120XX IC Block Diagram

Functional block diagram detailing the TDA120XX integrated circuit.

Exploded View

Component Identification

Illustration of the TV chassis with numbered components for identification.

Schematic Diagram

CW62C Chassis Schematic

Detailed electrical schematic diagram for the CW62C chassis.

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