LG Electronics M237WA, M227WA owner manual Appendix, Troubleshooting

Page 56

APPENDIX

TROUBLESHOOTING

The operation does not work normally.

The remote control

doesn’t work

Power is suddenly

turned off

ACheck to see if there is any object between the product and the remote control caus- ing obstruction. Ensure you are pointing the remote control directly at the set.

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

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

AInstall new batteries.

AIs the sleep timer set?

ACheck the power control settings. Power interrupted.

ANo broadcast on station tuned with Auto sleep activated.

The video function does not work.

No picture &No sound

Picture appears slowly

after switching on

No color, poor colour,

or poor picture

Horizontal/vertical bars

or picture shaking

Poor reception on

some channels

Lines or streaks

in pictures

ACheck whether the product is turned on.

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

AIs the power cord inserted into wall power outlet?

ACheck your antenna direction and/or location.

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

AThis is normal, the image is muted during the product startup process. Please contact your service centre, if the picture has not appeared after five minutes.

AAdjust Colour in menu option.

AKeep a sufficient distance between the product and the VCR.

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

AAre the video cables installed properly?

AActivate any function to restore the brightness of the picture.

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

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

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

ACheck for sources of possible interference.

ACheck antenna (Change the direction of the antenna).

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Contents Page Preparation Front Panel ControlsPreparation Back Panel InformationStand Installation M237WA Detaching Stand Preparation Wall Mount Horizontal Installation Desktop Pedestal InstallationPositioning Your Display LocationKensington Security System External Equipment Setup Antenna ConnectionHD Receiver Setup When connecting with a component cableWhen connecting with a Hdmi When connecting with a Hdmi to DVI cableDVD Setup Component Input portsWhen connecting Hdmi cable VCR Setup When connecting with an antennaWhen connecting with a RCA cable When connecting with an S-Video cablePC Setup When connecting with a D-sub 15 pin cableExternal Equipment Setup When connecting with a DVI cableBack Cover for Wire Arrangement RGB/DVIPC Remote Control KEY Functions Watching TV /PROGRAMME ControlInserting batteries into remote control Watching TV /PROGRAMME ControlProgramme Selection Volume AdjustmentTurning on the SET On Screen Menus Selection and Adjustment Setup Picture AudioAuto Programme Tuning To Set Booster Fine TuningAssigning a Station Name Setup menu Programme EditFavourite Programme It, i.e.‘05’ forSelecting the Programme List Watching PIP PICTURE-IN-PICTURE Picture Control Picture Size Aspect RatiocontrolJust Scan Preset Picture Settings Picture Mode-PresetManual Picture Adjustment Picture Mode-User ModeAuto Colour Tone ControlCool/Medium/Warm Colour Tone User Mode Picture Improvement Technology Manual SelectionAdvanced Gamma Advanced Blackdarkness LevelPicture Reset Screen Setup for PC Mode Auto Configure RGB PC mode onlyManual Config Selecting Resolution Initializing Reset to original factory settingsPreset Sound SETTINGS-SOUND Mode Sound Setting Adjustment -USER ModeBalance Auto Volume LevelerTV Speakers ON/OFF Setup Speaker Sound Output Selection Stereo/Dual ReceptionNicam Reception Clock Setup Auto ON/OFF Time SettingSleep Timer Setting Auto SHUT-OFF SettingOption Setting ON-SCREEN Menu Language SelectionOption Setting KEY LockPower Indicator Factory ResetSwitch ON/OFF Simple TextTOP Text FastextSpecial Teletext Functions TimeTroubleshooting AppendixAppendix Only RGB mode applied Maintenance Cleaning the ScreenCleaning the Cabinet Extended AbsenceProduct Specifications M227WAM237WA IR Codes How to ConnectRemote Control IR Codes Code Function External Control Through RS-232C RS-232C SetupType of Connector D-Sub 9-Pin Male Communication Parameters RS-232C ConfigurationsSet ID Command Reference List Transmission / Receiving ProtocolTransmission ka Set ID DataCr Transmission kk Set ID DataCr LSB