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LG 42PX4R User Manual

LG 42PX4R
38 pages
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PLASMA TV
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS : MF-056A
MODEL : 42PX4R
42PX4R-ZA
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html
PR
VOL
MENUTV/AV
OK
All manuals and user guides at all-guides.com

Questions and Answers:

LG 42PX4R Specifications

General IconGeneral
Screen Size42 inches
Display TypePlasma
Resolution1024 x 768
Aspect Ratio16:9
Contrast Ratio10000:1
Brightness1500 cd/m²
Response Time0.001 ms
HDMI Ports1
Component Video Inputs2
Viewing Angle160 degrees
Speakers2 x 10W
HDTV CompatibilityYes
InputsHDMI, Component, Composite

Summary

Safety Precautions

General Service Guidance

Provides essential guidelines for safe servicing procedures and handling of components.

Leakage Current Hot Check Procedure

Details the steps for performing a hot leakage current check on the TV.

Leakage Current Cold Check Procedure

Explains the cold leakage current check method using an AC plug remover.

Remote Control Key Functions

General Product Specifications

Model Specific Features

Adjustment Instructions

Power PCB Voltage Adjustments

EDID/DDC Data Download

Auto AV Color Balance Adjustment

White Balance Adjustment

Auto Component Color Balance

Auto RGB Color Balance

Troubleshooting Guide

Power Board Troubleshooting

Provides a flowchart for diagnosing issues related to the power board's voltage output states.

Sony Power Board Structure

Sanken LGIT Power Board Structure

No Power Troubleshooting

Protect Mode Symptoms and Checks

No Raster Troubleshooting

Strange Screen (OSD Not Displayed)

No Display for Specific Input Modes

No Sound Troubleshooting

System Block Diagram

Replacement Parts List

Power Supply Schematic

Power Management Schematic

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