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LG EV700 User Manual

LG EV700
58 pages
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COLOR MONITOR
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS NO. : CA-65
MODEL: EV700, CG771B
ID LABEL: EV700A
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LG EV700 Specifications

General IconGeneral
Screen Size17 inches
Native Resolution1280 x 1024
Brightness250 cd/m²
Contrast Ratio450:1
InputVGA
Aspect Ratio5:4
Panel TypeTN
Viewing Angle160° (H) / 160° (V)

Summary

Safety Precautions

Component Warnings and Hazards

Critical component replacement, fire, shock, and implosion protection warnings.

X-Radiation and High Voltage Safety

Measures to prevent X-radiation by monitoring and controlling high voltage levels.

Timing Chart

Horizontal and Vertical Sync Timing

Detailed timing parameters for various video modes, including H/V sync polarity.

Operating Instructions

Front Panel Controls and Indicators

Identification and function of front view controls like power button, indicator, and OSD knob.

On-Screen Display (OSD) Operation

Using the OSD for adjustments, mode recall, language selection, and self-diagnosis.

Block Diagram

Overall System Block Diagram

High-level overview of the monitor's functional blocks and signal flow.

Block Diagram Description

Troubleshooting Guide

No Power or No Character Issues

Diagnostic steps for power failures and absence of display characters.

Raster and Deflection Problems

Troubleshooting for missing raster and horizontal/vertical deflection failures.

Printed Circuit Board Layouts

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