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LED TV
SERVICE MANUAL
CHASSIS : UA71Q
MODEL : 60UJ6300
MODEL :
CAUTION
BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL69823934 (1708-REV02)
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means),
publication, modification, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you
have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual.
The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service
Manual.
Copyright © 2017 LG Electronics Inc. All rights reserved. Only training and service purposes.
60UJ6050
CONFIDENTIAL
60UJ6300-UA
60UJ6050-U*
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Table of Contents
Related Manuals for LG 60UJ6300-UA
Summarization of Contents
SAFETY PRECAUTIONS
General Guidance
Describes general safety practices for servicing the TV.
Leakage Current Cold Check
Describes a specific safety test for AC leakage current.
Leakage Current Hot Check
Describes a specific safety test for AC leakage current under load.
SERVICING PRECAUTIONS
General Servicing Precautions
General advice and precautions for servicing the TV.
Electrostatically Sensitive (ES) Devices
Precautions for handling sensitive electronic components.
General Soldering Guidelines
Specific advice and techniques for soldering components.
SPECIFICATION
Application range
Defines the scope and applicability of the specification.
Test condition
Specifies the environmental and power conditions for testing.
Test method
Outlines the procedures for testing TV performance.
General Specification
Lists various technical specifications like market and broadcasting systems.
External Input Support Format
Details the supported formats for external inputs.
BLOCK DIAGRAM
Main IC
Details the main integrated circuit and its connections.
EXPLODED VIEW
EXPLODED VIEW (MODULE)
Shows an exploded view of the TV modules.
DISASSEMBLY GUIDE
Assembly Latch& Screw
Describes assembly latch and screw procedures.
Disassembly Latch& Screw
Describes disassembly of latch and screws.
Disassembly Back cover
Describes the procedure for disassembling the back cover.
A. Video error
No video/ Normal audio
Troubleshooting steps for no video or normal audio.
No video/ No audio
Troubleshooting steps for no video and no audio.
Picture broken/ Freezing
Troubleshooting steps for picture issues like freezing.
Color error
Troubleshooting steps for color display errors.
Vertical / Horizontal bar, residual image, light spot
Troubleshooting for screen artifacts like bars or spots.
External device screen error-Color error
Troubleshooting color errors related to external devices.
B. Power error
No power
Troubleshooting steps for the TV not turning on.
Off when on, off while viewing, power auto on/off
Troubleshooting for intermittent power or auto shut-off issues.
C. Audio error
No audio/Normal video
Troubleshooting steps for no audio with normal video.
Wrecked audio/ discontinuation/noise
Troubleshooting for distorted or noisy audio.
D. Function error
Remote control & Local switch checking
Troubleshooting remote control and local button functions.
MR15 operating checking
Troubleshooting the MR15 remote control operation.
Wifi operating error
Troubleshooting issues with WiFi connectivity.
Camera operating checking
Troubleshooting the TV's camera function.
External device recognition error
Troubleshooting errors in recognizing external devices.
E. Noise
Circuit noise, mechanical noise
Troubleshooting issues related to circuit or mechanical noise.
F. Exterior defect
Exterior defect
Troubleshooting issues related to physical exterior damage.
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