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LG 49LH5700-UD - User Manual

LG 49LH5700-UD
36 pages
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Printed in KoreaP/NO : MFL69442202 (1602-REV00)
CHASSIS : LA66L
MODEL : 43LH5700 43LH5700-UD
MODEL : 49LH5700 49LH5700-UD
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
LED TV
SERVICE MANUAL
Internal Use Only

Table of Contents

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LG 49LH5700-UD Specifications

General IconGeneral
Screen Size49 inches
Display TypeLED
Resolution1920 x 1080
Refresh Rate60 Hz
HDMI Ports3
USB Ports1
Smart TVYes
Wi-FiYes
Audio Output20W

Summary

Safety Precautions

Important Safety Notices

Critical safety warnings and guidance for servicing.

Leakage Current Checks

Procedures for AC leakage current testing.

Servicing Precautions

General Servicing Precautions

Electrostatically Sensitive Devices

Component Replacement and PCB Repair

Specifications

Adjustment Instructions

Main PCBA Adjustments

ADC calibration and MAC/ESN/Widevine key download.

Final Assembly and White Balance Adjustment Overview

White Balance Adjustment Procedures

White Balance Adjustment References

Specialized Inspections

Checkpoints and USB S;W Download

Optional Adjustments

Manual White Balance Adjustment

Block Diagram

Exploded View

LED Driver Block

Power Supply Circuits

Micom Configuration

HDMI Interfaces

Audio and AV Interfaces

Audio Amplifier Circuit

Tuner Interface

RS-232 C Control Interface

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