LG Electronics 52LBX Troubleshooting, Remote control Doesn’t work Power is suddenly Turned off

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APPENDIX

TROUBLESHOOTING

The operation does not work normally.

The remote control

doesn’t work

Power is suddenly

turned off

Check to see if there is any object between the product and the remote control causing obstruction. Ensure you are pointing the remote control directly at the TV.

Ensure that the batteries are installed with correct polarity (+ to +, - to -).

Ensure that the correct remote operating mode is set: TV, VCR etc.

Install new batteries.

Is the sleep timer set?

Check the power control settings. Power interrupted.

No broadcast on station tuned with Auto off activated.

The video function does not work.

No picture & No sound

Check whether the product is turned on.

Try another channel. The problem may be with the broadcast.

Is the power cord inserted into wall power outlet?

Check your antenna direction and/or location.

Test the wall power outlet, plug another product’s power cord into the outlet where the product’s power cord was plugged in.

Picture appears slowly

after switching on

No or poor color

or poor picture

Horizontal/vertical bars

or picture shaking

Poor reception on

some channels

Lines or streaks

in pictures

This is normal, the image is muted during the product startups process. Please contact your service center, if the picture has not appeared after five minutes.

Adjust Color in menu option.

Keep a sufficient distance between the product and the VCR.

Try another channel. The problem may be with the broadcast.

Are the video cables installed properly?

Activate any function to restore the brightness of the picture.

Check for local interference such as an electrical appliance or power tool.

Station or cable product experiencing problems, tune to another station.

Station signal is weak, reorient antenna to receive weaker station.

Check for sources of possible interference.

Check antenna (Change the direction of the antenna).

APPENDIX

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Contents LCD TV Page Appliance FCC NoticeDo not use this apparatus near water Important Safety InstructionsExposed to dripping or splashing and no Use only with the cart, stand, tripod, bracketThunder or lighting storm Screen with somethingContents External Control Through RS-232C Clock SettingPreparation Features of this TVTwist Holder AccessoriesCD Manual Remote Control Power Cord Polishing ClothChannel VolumeFront Panel Information Back Panel Information Attaching the TV to a Wall Holder Back Cover for Wire ArrangementInsert it as pushing the loops on the both Sides of the cable managementVesa Wall Mounting Desktop Pedestal InstallationAntenna Analog or Digital Antenna or Cable ConnectionHow to use HD Receiver SetupWhen connecting Component cable How to connectExternal Equipment Setup When connecting Hdmi cableWhen connecting Hdmi to DVI cable External Equipment SetupMatch the jack colors = green, PB = blue, and PR = red DVD SetupInput jacks on the set When connecting with an S-Video cableEquipment Setup Connect the audio outputs of the DVD to the AudioExternal VCR SetupWhen connecting with an antenna GB/DVI When connecting with a RCA cableAudio PC SetupWhen connecting D-sub 15 pin cable RGB 75.00 Supported Display Specifications RGB/HDMI-PC720x400 640x480Overview Screen Setup for PC modePress the Enter button Initializing Reset to original factory valuesUSB in Setup Set the TV Speaker option Off in the Audio menu Audio OUT SetupWatching TV / Channel Control Remote Control FunctionsVCR/DVD Control video cassette recorders or DVD players Channel Control Installing BatteriesInside the Sliding Cover Watching TVWatching TV / Channel Volume AdjustmentTurning on TV Channel SelectionPicture ON-SCREEN Menus SelectionFor Canada Auto Scan Auto Tuning Channel SetupSelect DTV, TV, CADTV, and Catv Add/Delete Channel Manual TuningSelect Channel Edit Channel EditingNel lists in memory custom list and favorite channel Small window at the top-left corner of the screenComponent1 Component2 Input ListWatching AV2 RGB-PCSimpLink Preparations Tional cables and settingsSimpLink Menu When a device isSimpLink Functions Select the Option menu Input LabelMedia Host Entry ModesUsable USB memory Current page/Total pages Photo ListScreen Components Photo Selection and PopUp Menu Set up the menu in Full-Sized Screen Media Host Usable USB memory Music ListMusic file on your USB device can be played by this unit Play During stop Play the selected musics Music Selection and PopUp MenuPicture Control RGB-PC input source use 43 or 169 aspect ratioPicture Mode -Preset Preset Picture SettingsSelect either Cool, Medium, Warm or User Color Tone -PresetSelect Color Temperature Picture Mode -User Mode Manual Picture AdjustmentOr G button to Color Tone -User ModeSelect User Select Red, Green, or BlueXD Picture Improvement Technology Select Advanced Select Cinema 32 ModeAdvanced Black Darkness Level Set amount of film judder to low Select TruMUse the F or G button to select Off, Low, or High LowTruM Demo To original values Picture ResetSelect Picture Reset Sound & Language Control Select Auto VolumeSelect On or Off Sound & Language Control You can also adjust Sound Mode in the Audio menuTreble, Bass, or Sound Setting Adjustment User ModeAdjust the sound to suit your taste and room situations Button and then use Or E button toLanguage BalanceSound STEREO/SAP Broadcast Setup Select TV Speaker TV Speakers ON/OFF SetupAudio Language ON-SCREEN Menus Language Selection Caption Mode Text Analog Broadcasting System CaptionsCaption Digital Broadcasting System Captions Caption Option Auto Clock Setup Clock SettingTime Manual Clock SetupSetting Time Setting Auto ON/OFF Time SettingSleep Time Setting Auto SHUT-OFF Setting Parental SET Password & Lock SystemSetting up your Password Chip rating and categoriesFor USA Set PasswordWhen you select, the Lock System is enable Lock SystemEnter button to block or unblock it Channel BlockingTo choose Block Channel Channel numbers and a preview pictureParental Control / Rating Movie & TV RatingMovie Rating Mpaa -for USA only TV Rating General for USA only TV Rating Children for USA onlyTV Rating french for Canada only TV Rating english for Canada onlyRating KEY LockLocking out the front panel controls Last set to even if you turn the TV offAppendix TroubleshootingRemote control Doesn’t work Power is suddenly Turned off Invalid format Check the signal cableOr single color Reinstall the PC video card Check the input sourceExtended Absence MaintenanceCleaning the Screen Cleaning the Cabinet42LBX 47LBX 52LBX Product SpecificationsProgramming a code into a remote mode Programming the Remote ControlVCRs Remote control codeHdstb Audio IR Codes Remote Control IR CodesCode Function GND RS-232C SetupType of Connector D-Sub 9-Pin Male External Control Through RS-232CCommunication Parameters RS-232C ConfigurationsThis product has command echo back in the RS-232C Command Set IDTint Command Reference ListTransmission Transmission / Receiving ProtocolTransmission kc Set ID DataCr Data 0 Lock off Data 1 Lock on Transmission kw Set IDDataCr Step