LG 42PT351R-TC User Manual

PLASMA TV
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS : PP11K
MODEL : 42PT350R 42PT350R-TD
42PT351R 42PT351R-TC
North/Latin America http://aic.lgservice.com
Europe/Africa http://eic.lgservice.com
Asia/Oceania http://biz.lgservice.com
Internal Use Only
Printed in Korea
P/NO : MFL67002503 (1102-REV00)

LG 42PT351R-TC Specifications

General

Screen Size	42 inches
Display Type	Plasma
Resolution	1024 x 768
Aspect Ratio	16:9
HDMI Ports	2
Contrast Ratio	3, 000, 000:1
Refresh Rate	600Hz
Power Consumption	220W
USB Ports	1
Inputs	HDMI, Component, Composite, RF

Summary

Safety Precautions

General Guidance

General advice and precautions for safe servicing.

Leakage Current Checks

Procedures for checking electrical leakage current to ensure safety.

Product Specifications

Adjustment Instructions

S/W Program Download

Download Method (MSTAR JIG)

Step-by-step guide for software download using MSTAR JIG.

Download Method (USB Memory Stick)

Guide for software download using a USB memory stick.

PCB Assembly Adjustment

Adjustment Procedures

Picture Problem Troubleshooting

Initial Cable Check

Verifies proper insertion of all internal cables.

Voltage Checks

Checks critical voltages like -Vy, Vsc, Vzb, and B+ voltage.

Power Problem Troubleshooting

No Power Troubleshooting

Diagnostic steps for a TV that does not turn on.

Power LED & IR Operation

Sound Problem Troubleshooting

No Sound Troubleshooting

Steps to diagnose and resolve no sound issues.

Sound Distortion/Drop Troubleshooting

Procedures for addressing sound distortion or volume drops.

General Function Troubleshooting

Remote Control Operation

Reference Data: Picture Problem

Reference Data: Power Problem