LG 43QNED75SRA 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 43QNED75SRA Specifications

General

Brand	LG
Model	43QNED75SRA
Category	LED TV
Language	English

Summary

Important Safety Instructions

Critical Safety Warnings

Safety Precautions and Handling

Lifting and Moving the TV

Detailed steps for safely moving the television to prevent scratches, damage, or tip-overs.

Table Mounting Guidelines

Instructions for placing the TV on a table, ensuring proper ventilation and stability.

Installation and Connectivity

Wall Mounting Procedures

Steps and recommendations for securely mounting the LG TV to a wall using VESA brackets.

Technical Specifications

Troubleshooting Common Issues

Regulatory Compliance and Safety Symbols

External Control Device Setup Introduction

External Control Setup: Connection Interfaces

USB to Serial (RS-232C) Converter

Details on using USB to Serial converters and cables for connecting PCs or A/V systems.

RS-232C Serial Port Connection

Information on connecting via RS-232C serial ports using DE9 (D-Sub 9pin) cables.

External Control Setup: Phone Jack and RS-232C

Communication Parameters and Command Reference

Communication Parameters

Baud rate, data length, parity, and communication code settings for external control.

Command Reference List

List of commands, their data, and hex values for controlling TV functions.

Transmission Protocol and Data Mapping

Transmission/Receiving Protocol

Format for sending commands, receiving acknowledgments (ACK/NG), and data mapping.

Control Commands: Power, Picture, and Volume

Power and Mute Control

Commands to turn the TV on/off, check status, and mute volume.

Picture Aspect Ratio and Size

Volume and Contrast Adjustment

Brightness Adjustment

Control Commands: Color, Tint, Sharpness, OSD, Lock

Color, Tint, and Sharpness Adjustment

OSD Display and Control Lock

Audio Settings Adjustment

Control Commands: Color Temperature, ISM, Energy Saving, Tuning

Color Temperature and ISM Method

Energy Saving and Channel Tuning

Channel Tuning Commands: Analog and Digital

Channel Tuning, Program Management, and Input Selection

Input Source Selection

3D Settings and Auto Configuration

3D Mode and Depth Control

Extended 3D Viewing Options