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LG FLATRON L1730S; FLATRON L1930S User Manual

LG FLATRON L1730S; FLATRON L1930S
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MENU
SET/AUTO
LightView SOURCE
-
+
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. : CL-64
MODEL:
L1730S (L1730SSFTM-AL**E)
L1930S (L1930SSFTM-AL**E)
( ) **Same model for Service
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LG FLATRON L1730S; FLATRON L1930S Specifications

General IconGeneral
Display TypeLCD
Aspect Ratio5:4
Panel TypeTN
Screen Size17 inches (L1730S), 19 inches (L1930S)
Resolution1280 x 1024
Brightness250 cd/m²
Contrast Ratio500:1
Viewing Angle (Horizontal)160°
Viewing Angle (Vertical)160°
Input SignalAnalog

Summary

Precautions and Safety Guidelines

Safety Component Handling

Critical safety components must be replaced with manufacturer-specified parts to prevent hazards.

LCD Module Handling

Handle LCD modules carefully to avoid damage and ESD.

Electrical Shock Hazards

Be careful of electric shock from inverter circuit and handle wires with care.

Servicing Precautions and ESD Protection

General Servicing Procedures

Follow safety precautions, unplug power, handle components carefully, and use correct test equipment.

Electrostatic Discharge (ESD) Protection

Techniques to reduce damage from static electricity to ES devices.

Monitor Disassembly Procedure

Monitor Disassembly Steps

Step-by-step visual guide for disassembling the monitor.

Internal Wiring Diagram

Internal Wiring Connections

Diagram showing internal connections between main board, power board, and control board.

Block Diagram (L1730S)

L1730S Functional Blocks

Functional block diagram of the L1730S monitor showing signal flow and components.

Block Diagram (L1930S)

L1930S Functional Blocks

Functional block diagram of the L1930S monitor showing signal flow and components.

Monitor Adjustment Procedures

EDID Configuration

Instructions for adjusting monitor settings using EDID V1.0 User Manual.

Serial Port Setup

Steps to set up the serial port for communication with the monitor.

EDID Data Management

Procedures for reading and writing EDID data using WinEDID.exe.

Service OSD Menu Functions

Troubleshooting: No Power

Troubleshooting: No Raster (LIPS)

Troubleshooting: No Raster (MST9011B)

Troubleshooting: DPM Issues

Exploded View Overview

Exploded View Parts List

Replacement Parts Reference

Schematic Diagram: Scaler Section

Schematic Diagram: Power Supply

Schematic Diagram: Connectors

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