LG Flatron F720B User Manual

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Model Description
MODEL
BRAND
Printing Specification
1. Trim Size (Format) : 215mm x 280 mm
2. Printing Colors
• Cover : LG COLOR
• Inside : Black
3. Stock (Paper)
• Cover : Snow white paper 150 g/
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• Inside : Snow white paper 100 g/
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4. Printing Method :
5. Bindery : Saddle stitch
6. Language : English
7. Number of pages : 45
Part No.
1.
2.
Service Guide Specification
Service Guide Specification
Changes
4.
REV.
NO.
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CHANGE NO.
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SUFFIX
F720BL
KLEUED
LG
3828TSL105D
8
Special Instructions3.
Product Name
FLATRON F720B
FAN.Y.Y YEO.H.M
2004.08.07
2004.08.07
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LG Flatron F720B Specifications

General

Brand	LG
Model	Flatron F720B
Category	Monitor
Language	English

Summary

COLOR MONITOR SERVICE MANUAL

Safety Precautions

Essential safety guidelines and warnings for handling the monitor.

Servicing Precautions

General and specific precautions for safe and effective service operations.

Disassembly Procedure

SPECIFICATIONS

ADJUSTMENT

Service Adjustment Preparation

Service Hotkey Adjustments

Procedures for accessing and performing adjustments via the service hotkey.

White Balance and Chromaticity Adjustment

Focus Adjustment Procedure

Color Purity Adjustment

Software Program Adjustments

Using software tools for comprehensive monitor alignment and adjustments.

TROUBLESHOOTING GUIDE

Troubleshooting: No Power

Diagnostic steps for when the monitor does not power on.

Troubleshooting: No Character Display

Steps to diagnose issues when no characters are displayed.

Troubleshooting: No Raster

Procedure for diagnosing problems when no image raster is present.

Troubleshooting: Vertical Deflection Failure

Diagnosing issues related to vertical image deflection.

Troubleshooting: High Voltage Failure

Steps to diagnose and resolve high voltage circuit problems.

Troubleshooting: Focus Failure

Troubleshooting: Missing Color

Troubleshooting: Purity Failure

Troubleshooting: Misconvergence