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LG 65NANO863NA User Manual

LG 65NANO863NA
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P/NO : MFL71711409 (2003-REV00)
CHASSIS : UBX2A
MODEL : 65NANO863NA
65NANO866NA
CAUTION
BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
LED TV
SERVICE MANUAL
LED TV
SERVICE MANUAL
Copyright © 2020 LG Electronics Inc. All rights reserved. Only training and service purposes.
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.
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LG 65NANO863NA Specifications

General IconGeneral
Screen Size65 inches
Display TypeNanoCell
Refresh Rate120Hz
Smart TVYes
Operating SystemwebOS
Audio Output20W
HDMI Ports4
USB Ports2
Processorα7 Gen 4 AI Processor 4K
Wi-FiYes (802.11ac)
BluetoothYes (5.0)
Resolution4K UHD (3840 x 2160)
HDR SupportYes (HDR10, Dolby Vision)

Summary

Safety Precautions

Servicing Precautions

General Servicing Precautions

General guidelines and precautions for servicing the TV.

Electrostatically Sensitive (ES) Devices

Handling precautions for ESD-sensitive components.

General Soldering Guidelines

Best practices for soldering components on the circuit board.

Specifications

Application Range and Test Requirements

Defines the scope and testing conditions for the TV specifications.

Model General Specifications

General technical details and features of the TV models.

External Input Support Formats

Lists supported video and audio input formats via various ports.

Software Update Procedures

USB Download Method

Steps for updating TV software using a USB drive.

Network Update (NSU) Method

Steps for updating TV software via network connection.

Block Diagram

Exploded View

Assembly and Disassembly Guides

Back Cover Disassembly and Assembly

Procedures for removing and reattaching the TV's back cover.

Set Disassembly Guide

Instructions for disassembling the overall TV set.

Module Disassembly and Assembly Guide

Procedures for disassembling and reassembling internal modules.

Troubleshooting Guide

Video Error Troubleshooting

Diagnosing and resolving video display issues.

Power Error Troubleshooting

Diagnosing and resolving power supply and no-power issues.

Audio Error Troubleshooting

Diagnosing and resolving audio output issues.

Function Error Troubleshooting

Diagnosing and resolving remote control and connectivity issues.

Noise Troubleshooting

Diagnosing and resolving circuit or mechanical noise issues.

Exterior Defect Troubleshooting

Addressing physical or external damage to the TV.

Appendix: Symptom Examples

Image Error Symptoms

Visual examples and causes of common image-related display faults.

Main Board Related Symptoms

Visual examples and causes of issues attributed to the main board.

Module Related Symptoms

Visual examples and causes of issues related to internal modules.

T-Con Board Related Symptoms

Visual examples and causes of issues with the T-Con board.

Power Board (PSU) Exchange Example

Visual guide for replacing the power board.

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