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LG Flatron W1642C

LG Flatron W1642C
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COLOR MONITOR
SERVICE MANUAL
Website:http://biz.LGservice.com
E-mail:http://www.LGEservice.com/techsup.html
CAUTION
BEFORE SERVICING THE UNIT,
READ TH
E SAFETY PRECAUTIONS IN THIS MANUAL.
CHASSIS NO. : LM73B
MODEL:W1642C(W1642C-PFT.A***AP*)
( ) **Same model for Service
Internal Use Only
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LG Flatron W1642C Specifications

General IconGeneral
Screen Size16 inches
Resolution1366 x 768
Panel TypeTN
Brightness250 cd/m²
Contrast Ratio1000:1
Response Time5 ms
ConnectivityVGA
Aspect Ratio16:9

Summary

SPECIFICATIONS

LCD CHARACTERISTICS

Details about the LCD panel's physical and visual properties.

OPTICAL CHARACTERISTICS

Information on viewing angles and contrast ratio.

SIGNAL

Technical specifications for video and sync input signals.

MAX. RESOLUTION

Defines the monitor's maximum supported display resolution.

POWER SUPPLY

Details on the monitor's power input and consumption.

ENVIRONMENT

Operating conditions and expected lifespan (MTBF, Lamp Life).

DIMENSIONS (with TILTSWIVEL)

Physical measurements of the monitor unit.

WEIGHT (with TILTSWIVEL)

Weight specifications for the monitor unit.

PRECAUTIONS

WARNING FOR THE SAFETY-RELATED COMPONENT

Critical safety components and replacement guidelines.

CAUTION

Warning about using plastic screwdrivers to avoid shock.

SERVICING PRECAUTIONS

General Servicing Precautions

General safety guidelines for servicing the unit.

Electrostatically Sensitive (ES) Devices

Precautions for handling sensitive electronic components.

General Soldering Guidelines

Circuit Board Foil Repair

TIMING CHART

DISASSEMBLY

BLOCK DIAGRAM

DESCRIPTION OF BLOCK DIAGRAM

Video Controller Part

Explanation of the video signal processing and conversion circuit.

Power Part

Description of the power supply regulation and distribution system.

MICOM Part

Details on the microcontroller unit and its control functions.

LIPS Board Block Diagram

Operation descriptionPower

Functional description of the LIPS power supply board.

ADJUSTMENT

Port Setup

Procedure for configuring the communication port for adjustments.

EDID Read & Write

Instructions for reading and writing monitor EDID data.

SERVICE OSD

CLEAR ETI

Menu option to initialize the unit's usage time.

Module

Menu option for selecting the applied display module.

Auto Color

Menu option for automatic white balance and color adjustment.

NVRAM INIT

Menu option to initialize the EEPROM settings.

RGB-9300 K

Menu option for manual R/G/B adjustment at 9300K.

RGB-6500 K

Menu option for manual R/G/B adjustment at 6500K.

RGB-Offset

Menu option for manual R/G/B offset adjustment (Analog).

RGB-Gain

Menu option for manual R/G/B gain adjustment (Analog).

TROUBLESHOOTING GUIDE

NO POWER

Diagnostic steps for when the monitor does not power on.

NO RASTER (OSD IS NOT DISPLAYED) - LIPS

NO RASTER (OSD IS NOT DISPLAYED) - MAIN

TROUBLE IN DPM

WIRING DIAGRAM

EXPLODED VIEW

EXPLODED VIEW PARTS LIST

SCHEMATIC DIAGRAM

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