LG 55UR8750PSA 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 55UR8750PSA Specifications

General

Brand	LG
Model	55UR8750PSA
Category	LED TV
Language	English

Summary

Important Safety Instruction

Warning! Safety instructions

Ventilation

Ensuring proper airflow around the TV for optimal performance and safety.

Disconnecting the Device from the Main Power

Guidance on how to safely unplug the TV from the power source in emergencies.

Outdoor Antenna Grounding (Can differ by country):

Instructions for safely grounding an outdoor antenna system.

Installation and Handling

Antenna/Cable

Starting TV

Connections

Specifications

Broadcasting Specifications

Information on supported broadcasting systems and channel frequencies.

Product Information

Troubleshooting

Cannot control the TV with the remote control.

Solutions for issues where the remote control is not working.

No image display and no sound is produced.

Troubleshooting steps for when the TV has no picture or sound.

The TV turns off suddenly.

Abnormal Display

Generated Sound

Regulatory

EXTERNAL CONTROL DEVICE SETUP

USB to Serial(RS-232C) converter with USB Cable

RS-232C(Serial) With RS-232C(Serial) Cable

Phone jack Type

RS-232C configurations

Command reference list