EasyManua.ls Logo

LG LN54 series User Manual

LG LN54 series
39 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #26 background imageLoading...
Page #26 background image
26
MAINTENANCE / TROUBLESHOOTING
ENG
ENGLISH
MAINTENANCE
CleaningyourTV
Clean your TV regularly to keep the best performance and to extend the product lifespan.
CAUTION
Make sure to turn the power off and disconnect the power cord and all other cables first.
When the TV is left unattended and unused for a long time, disconnect the power cord from the wall
outlet to prevent possible damage from lightning or power surges.
Screen,frame,cabinetandstand
To remove dust or light dirt, wipe the surface with a dry, clean, and soft cloth.
To remove major dirt, wipe the surface with a soft cloth dampened in clean water or a diluted mild
detergent. Then wipe immediately with a dry cloth.
CAUTION
Avoid touching the screen at all times, as this may result in damage to the screen.
Do not push, rub, or hit the screen surface with your fingernail or a sharp object, as this may result in
scratches and image distortions.
Do not use any chemicals as this may damage the product.
Do not spray liquid onto the surface. If water enters the TV, it may result in fire, electric shock, or
malfunction.
Powercord
Remove the accumulated dust or dirt on the power cord regularly.
TROUBLESHOOTING
Problem Solution
Cannot control the
TV with the remote
control.
Check the remote control sensor on the product and try again.
Check if there is any obstacle between the product and the remote control.
Check if the batteries are still working and properly installed ( to , to ).
No image display
and no sound is
produced.
Check if the product is turned on.
Check if the power cord is connected to a wall outlet.
Check if there is a problem in the wall outlet by connecting other products.
The TV turns off
suddenly.
Check the power control settings. The power supply may be interrupted.
Check if the Auto sleep feature is activated in the Time settings.
When connecting to
the PC (RGB/HDMI
DVI), ‘No signal’ or
‘Invalid Format’ is
displayed.
Turn the TV off/on using the remote control.
Reconnect the RGB/HDMI cable.
Restart the PC with the TV on.

Other manuals for LG LN54 series

Questions and Answers:

LG LN54 series Specifications

General IconGeneral
BrandLG
ModelLN54 series
CategoryLED TV
LanguageEnglish

Summary

Licenses and Open Source Software Notice

Dolby Digital Plus Licensing

Information on Dolby Digital Plus licensing from Dolby Laboratories.

HDMI Licensing Information

Details on HDMI terms, trademarks, and licensing.

DivX Video Licensing

Information on DivX video format and DivX Certified device licensing.

Obtaining Open Source Code

How to obtain source code under various open source licenses.

Installation Procedure

Opening Package and Checking Accessories

Instructions to open the package and verify all included accessories.

Assembling and Preparing

Unpacking Guide

Check product box for items, contact dealer for missing accessories.

Setting Up the TV

Attaching the Stand

Step-by-step instructions for attaching the TV stand securely.

Mounting on a Table

Securing the TV to a Table

Instructions to fix the TV to a table to prevent tilting and damage.

Adjusting TV Viewing Angle

Using Kensington Security System

Information on installing and using the Kensington security system.

Securing TV to Wall

Mounting on a Wall

Instructions for attaching an optional wall mount bracket to a solid wall.

Making Connections

Antenna Connection

Connect the TV to a wall antenna socket with an RF cable.

Satellite Dish Connection

Connect the TV to a satellite dish to a satellite socket.

HDMI Connection

DVI to HDMI Connection

Connect an external device to the TV using a DVI-HDMI cable for video and audio.

RGB-PC Connection

Component Connection

Connect an external device to the TV with a component cable for analog signals.

USB Connection

Euro Scart Connection

Connect an external device to the TV using the euro scart cable.

CI Module Connection

View encrypted TV services in digital TV mode using a CI module.

Audio Connection

Digital Optical Audio Connection

Transmit digital audio signal from TV to an external device via optical cable.

Headphone Connection

Transmit headphone signal from TV to an external device via headphone jack.

Network Setup

Wired Network Connection

Connect the TV to a network via LAN port for wired communication.

Wireless Network Connection

Connect the TV to a network via Wireless Dongle for wireless communication.

LED Clock Connection

Connect the TV to a LED Clock via the CLOCK port for time display.

Remote Control Overview

Battery Replacement

Instructions on how to replace batteries in the remote control.

Maintenance

Cleaning Your TV

Instructions for cleaning the TV screen, frame, cabinet, and stand carefully.

Power Cord Cleaning

Instructions for removing dust and dirt from the TV power cord.

Troubleshooting

Cannot Control TV with Remote

Solutions for issues where the TV cannot be controlled by the remote.

No Image or Sound

Solutions for problems with no image display or sound production.

TV Turns Off Suddenly

Solutions for when the TV unexpectedly turns off.

PC Connection Display Issues

Solutions for 'No signal' or 'Invalid Format' when connecting a PC.

Caution for EzSign 2.0 Usage

EzSign 2.0 Usage Guidelines

Important notes and precautions for using the EzSign 2.0 TV function.

Specifications

Model Specifications Overview

General specifications including dimensions, weight, and power for various models.

Supported Display Modes

RGB-PC and HDMI/DVI-PC Modes

Supported resolutions and frequencies for PC connections.

HDMI/DVI-DTV Modes

Supported resolutions and frequencies for DTV connections via HDMI/DVI.

Component Port Information

Information on component port connections and signal mapping.

IR Codes

Remote Control Command Codes

Hexadecimal codes for various remote control functions.

External Control Device Setup

RS-232C Setup and Configurations

Guides RS-232C setup, wiring, and configurations for external control.

Connector Type and Pinout

Details the D-Sub 9-Pin Male connector type and pin assignments.

Set ID Configuration

Explains how to set the Set ID for external device control.

Communication Parameters

Command Reference List

A list of commands, data, and functions for external control.

Transmission / Receiving Protocol

Acknowledgement Protocols

Details OK and Error acknowledgement formats for communication.

External Control Command Details - Part 1

Power Control

Details the command for controlling the TV's power state.

Aspect Ratio Control

Details the command for adjusting the screen aspect ratio.

Screen Mute Control

Details the command for controlling screen mute functionality.

Volume Mute Control

Details the command for controlling volume mute functionality.

Volume Control

Details the command for adjusting the TV's volume.

Contrast Control

Details the command for adjusting the TV's contrast.

Brightness Control

Details the command for adjusting the TV's brightness.

Colour Control

Details the command for adjusting the TV's colour.

External Control Command Details - Part 2

Tint Control

Details the command for adjusting the TV's tint.

Sharpness Control

Details the command for adjusting the TV's sharpness.

OSD Select Control

Details the command for selecting OSD on/off.

Remote Control Lock Mode

Details the command for locking front panel controls.

Treble Control

Details the command for adjusting the TV's treble.

Bass Control

Details the command for adjusting the TV's bass.

Balance Control

Details the command for adjusting the TV's audio balance.

Colour Temperature Control

Details the command for adjusting colour temperature.

External Control Command Details - Part 3

Energy Saving Control

Details the command for reducing TV power consumption.

Auto Configure

Details the command for auto-adjusting picture position.

Tune Command

Details the command for tuning to a specific channel number.

Programme Add/Skip

Details the command for setting programme skip status.

Key Command

Details the command for sending IR remote key codes.

Control Back Light

Details the command for controlling the TV's back light.

External Control Command Details - Part 4

Input Select Control

Details the command for selecting the main picture input source.

Related product manuals