LG 32BL95U User Manual

P/NO :
CHASSIS :
MODEL :
CAUTION
BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
SERVICE MANUAL
Copyright © 2018 LG Electronics Inc. All rights reserved. Only training and service purposes.
CONFIDENTIAL
P/NO : MFL70211509 (1810-REV00)
LED MONITOR
SERVICE MANUAL
LM80G
32BL95U

LG 32BL95U Specifications

General

Screen Size	32 inches
Resolution	3840 x 2160 (4K UHD)
Panel Type	IPS
Aspect Ratio	16:9
Response Time	5ms (GtG)
Refresh Rate	60 Hz
Brightness	350 cd/m²
Contrast Ratio	1000:1
HDR Support	HDR10
VESA Mount	100 x 100 mm
Viewing Angle	178° (H) / 178° (V)
Connectivity	HDMI, DisplayPort, USB-C
Speakers	Yes

Summary

Safety Precautions

General Guidance

Provides essential safety advice for technicians during monitor servicing.

Leakage Current Checks

Details procedures for performing cold and hot AC leakage current tests.

Specifications

General Specification

Signal Timing and Inputs

Display Port & Thunderbolt Timing

HDMI Signal Timing

Adjustment Instructions

Main PCB Checks

Assembly Line Processes

Calibration Procedures

Details steps for peak luminance, white balance, and gamma calibration.

Data Management and Communication

Signal Composition for Adjustment

EEPROM Data Operations

Instructions and commands for writing and reading EEPROM data.

EDID Data Management

Procedures for writing and reading Extended Display Identification Data (EDID).

Disassembly Procedures

Stand Disassembly

Back Cover Removal

Internal Component Access

Module and Frame Separation

Troubleshooting Guide

No Power Troubleshooting

Flowchart to diagnose and resolve issues related to the monitor not powering on.

No Screen Troubleshooting

Flowchart to diagnose and resolve problems with the screen display or backlight.

No Video (HDMI/DP) Troubleshooting

Flowcharts to diagnose and resolve video signal issues over HDMI and DisplayPort.