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LCD TV
SERVICE MANUAL
CHASSIS : LD91A
MODEL : 32LH2000
MODEL :
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL50326815 (0912-REV01)
North/Latin America
Europe/Africa
Asia/Oceania
32LH2010
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
32LH2000-ZA
32LH2010-ZB
Printed in Korea
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Table of Contents
Related Manuals for LG 32LH2010-ZB
Summarization of Contents
Safety and Servicing Precautions
Important Safety Notice
Safety-related parts and modifications.
General Servicing Guidance
Rules for safe operation and electrical hazards.
Leakage Current Testing Procedures
Procedures for AC leakage testing.
Handling Sensitive Components
Procedures for ES devices.
Soldering and Component Replacement
Guidelines and procedures for soldering and replacing parts.
Product Specifications
Application Range and Test Requirements
Defines scope and testing conditions.
Test Methods
Procedures for conducting product tests.
Module Electrical Specifications
General electrical parameters of the module.
Module Optical Specifications
Optical characteristics of the module.
Video Input Specifications
Supported component video input formats.
PC and HDMI Input Specifications
Specifications for PC and HDMI inputs.
Adjustment Instructions
Application Range and Designation
Scope and principles for adjustment.
Main PCB Check and USB Download
PCB checks and software updates via USB.
ADC Process and Calibration
Calibration of the Analog-to-Digital Converter.
Assembly Line Process and EDID Write
Line procedures and EDID data writing.
Download Procedures (Auto/Manual)
Procedures for data downloads.
Configuration and Data Download
Final setup and model/serial number downloads.
Exploded View
Important Safety Notice
Safety warnings related to the exploded view.
Block Diagram Overview
Main Block Diagram
Overall system connectivity.
T-Con Block Diagrams
37LH4000 T-Con and GIP Diagrams
T-Con and Graphics IP specific block diagrams.
42/47LH4000 T-Con Diagrams
T-Con block diagrams for larger models.
Standard Repair Process Overview
A. Video Error Troubleshooting
Diagnosing and resolving video display issues.
B. Power Error Troubleshooting
Diagnosing and resolving power-related issues.
C. Audio Error Troubleshooting
Diagnosing and resolving audio output issues.
D. Function Problem Troubleshooting
Troubleshooting control input and external device issues.
E. Noise Troubleshooting
Diagnosing and resolving noise issues.
F. Exterior Defect Troubleshooting
Diagnosing and resolving physical damage.
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