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LG Flatron F700P User Manual

LG Flatron F700P
33 pages
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COLOR MONITOR
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
MODEL: F700P
CHASSIS NO. : CA-114 (FB790G-UL)
FACTORY MODEL: FB790G
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LG Flatron F700P Specifications

Display IconDisplay
colours16.7 million
pitch0.24
max resolution1920 x 1440 @ 65 Hz
recommended resolution1280 x 1024 @ 85 Hz
Frequency IconFrequency
horizontal frequency30 ~ 98 KHz
vertical frequency50 ~ 160 Hz
Power IconPower
power supplyAC 90-264 V, 47~63 Hz
DPMS power consumption (on)<83 W
DPMS power consumption (stand-by)<8 W
DPMS power consumption (off)<5 W
Weight and Dimensions IconWeight and Dimensions
visual area325 x 244 mm
dimensions415 x 432 x 413 mm (net)
weight17 kg (net), 20.5 kg (box)

Summary

Safety Precautions

Critical Components and Modifications

Emphasizes using specified parts and avoiding unauthorized modifications for safety.

High Voltage, Fire, and Shock Hazards

Warns about high voltage, fire, and shock risks during servicing operations.

X-Radiation and Implosion Protection

Covers X-radiation prevention measures and implosion protection for display tubes.

Control Locations

Adjustment Potentiometer Locations

Identifies VR801 for high voltage and VR901 for B+ adjustment.

Schematic Diagram Overview

Block Diagram Description

Adjustment Procedures

Voltage and Raster Centering

Details B+, High-Voltage, and Horizontal Raster centering adjustments.

Factory Mode and White Balance

Covers factory mode, EEPROM, and white balance/luminance calibration.

Adjustment Procedures (Continued)

Color and Luminance Calibration

Details color adjustment, drive levels, and luminance calibration.

Troubleshooting Guide

Power and Display Issues

Diagnoses no power, no character, and no raster symptoms using flowcharts.

Deflection and Control System Issues

Addresses vertical deflection, DPMS, degaussing, and OSD problems.

Component Replacement Parts

Integrated Circuit Pinouts

Schematic Diagram

Overall Circuit Layout

Presents the complete schematic diagram of the monitor's circuitry.

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