LG 65UR7800PSB User Manual

ENGLISH_index
Safety and Reference
OWNER’S MANUAL
www.lg.com
Copyright © 2023 LG Electronics Inc.
All Rights Reserved.
LED TV*
Please read this manual carefully
before operating your set and retain it
for future reference.
* LG LED TV applies LCD screen with LED backlights.
The model and serial number of the product are
located on the back and on one side of the product.
Record them below in case you ever need service.
Model
Serial No.
43QNED75SRA
50QNED75SRA
50QNED80SRA
55QNED75SRA
55QNED80SRA
65QNED75SRA
65QNED80SRA
65QNED85SRA
75QNED75SRA
75QNED80SRA
75QNED85SRA
86QNED80SRA
86QNED85SRA
43NANO77SRA
50NANO77SRA
55NANO77SRA
65NANO77SRA
70NANO77SRA
75NANO77SRA
86NANO77SRA
43UR7800PSB
43UR8750PSA
50UR7800PSB
50UR8750PSA
50UR9050PSJ
55UR7800PSB
55UR8750PSA
55UR9050PSJ
65UR7800PSB
65UR8750PSA
65UR9050PSJ
70UR7800PSB
70UR8750PSA
75UR7800PSB
75UR8750PSA
75UR9050PSJ
86UR8750PSA
32LR650BPSA
*MFL719464342305REV03*

LG 65UR7800PSB Specifications

General

Brand	LG
Model	65UR7800PSB
Category	LED TV
Language	English

Summary

Important Safety Instructions

Warning! Safety Instructions

Installation

Lifting and Moving the TV

Mounting on the Table

Securing TV to the Wall

Mounting to the Wall

Connections

HDMI Connection

Information on connecting external devices via HDMI for audio and video.

USB Connection

How to connect USB devices for media playback or other functionalities.

Specifications

Troubleshooting

Remote Control Issues

Solutions for problems related to the TV not responding to the remote control.

No Image or Sound

Steps to resolve issues where the TV displays no image or produces no sound.

Sudden Power Off

Troubleshooting steps if the TV unexpectedly turns off during use.

Abnormal Display Issues

External Control Device Setup

USB to Serial (RS-232C) Connection

RS-232C (Serial) Cable Connection

Phone Jack Type Connection

TV ID Configuration

Control Commands

Power and Status Commands

Commands to control TV power, mute screen, and check operational status.

Display Settings Commands

Audio Settings Commands

Channel Tuning Commands

Special Feature Commands

System Management Commands

Warranty Certificate

Warranty Requirements

Conditions that must be met for the warranty to be valid.

Important Information

Product Warranty Period

Details on the duration of the warranty for televisions and monitors.

Warranty Validity by Product

Specifies the warranty period based on the type of product purchased.

What This Warranty Covers

Defines the scope of repair or replacement covered by the manufacturer's warranty.

How to Request Technical Service Assistance

Procedure for obtaining technical support and service for product issues.

What This Warranty Does Not Cover

Lists exclusions and conditions not covered by the product warranty.