LG Flatron W1942S User Manual

COLOR MONITOR
SERVICE MANUAL
Website:http://biz.LGservice.com
E-mail:http://www.LGEservice.com/techsup.html
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS NO. : LM57G
MODEL: W1942S(W1942S-PFT.A***QF)
( ) **Same model for Service
Internal Use Only

LG Flatron W1942S Specifications

General

Screen Size	19 inches
Resolution	1440 x 900
Aspect Ratio	16:10
Brightness	300 cd/m²
Contrast Ratio	1000:1
Response Time	5 ms
Contrast Ratio (DFC)	8000:1
Panel Type	TN
Input	D-Sub
Power Consumption	36W (Typical)
Weight	8.8 lbs

Summary

Specifications

Safety Precautions

Critical Safety Components

Identifies critical safety components in the LCD monitor requiring careful replacement.

LCD Module Handling

Guidelines for safely handling the LCD module and backlight unit to prevent damage.

General Service Cautions

Important cautions regarding electric shock, ESD, and environmental conditions.

Servicing Precautions

General Servicing Procedures

Essential steps before servicing, including power disconnection and handling high voltage.

ESD Prevention

Techniques to prevent damage to sensitive electronic components from static electricity.

Soldering and Component Replacement

General Soldering Guidelines

Component Removal and Installation

Circuit Board Foil Repair

Repairing IC Connections

Repairing Other Connections

Disassembly Procedure

Block Diagram

Block Diagram Description

Adjustment Procedures

EDID Read and Write

Service OSD Menu

Troubleshooting Guide

No Power Troubleshooting

Flowchart and checks for diagnosing and resolving 'No Power' issues.

No Raster - LIPS

No Raster - Main

Troubleshooting DPM Issues