LG Electronics 42PX3DBV-UC, 42PX3DLV-UC owner manual Troubleshooting Checklist

Page 44

Troubleshooting Checklist

Troubleshooting Checklist

No picture &

No sound

Picture OK &

No sound

The remote control

doesn’t work

Picture appears slowly

after switching on

No or poor color or poor picture

Horizontal/vertical bars

or picture shaking

No output from one of

the speakers

Unusual sound from

inside the TV

Check whether the TV is turned on.

Is the power cord inserted into wall power outlet?

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

Press the VOLUME (D ) button.

Sound muted? Press MUTE button.

Check to see if there is any object between the TV and the remote control causing obstruction.

Are batteries installed with correct polarity (+ to +, - to -)? (Refer to p.9)

Correct remote operating mode set: TV, VCR etc.?

Install new batteries. (Refer to p.9)

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

Select Color in the Video menu and press the G button. (Refer to p.22)

Keep a sufficient distance between the TV and the VCR.

Activate any function to restore the brightness of the picture.

(If still picture is on the screen for more than 5 minutes, the screen gets dark.)

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

Adjust Balance in the AUDIO menu. (Refer to p.24)

A change in ambient humidity or temperature may result in an unusual noise when the plasma display is turned on or off and does not indicate a fault with the TV.

44 Plasma TV

Image 44
Contents Plasma TV LG Electronics U.S.A., IncFCC Notice Class B digital deviceSafety Instructions Important Safety InstructionsSafety Instructions Contents Introduction Controls Front Panel ControlsConnection Options Remote Control Key Functions ModeVCR/DVD Buttons Number buttonsInstallation Installation InstructionsDesktop Pedestal Installation To Install on a DesktopAnalog and Digital TV signals provided on one antenna Analog and DTV signals provided on two separate antennasExternal Equipment Connections Antenna ConnectionVCR Setup Cable TV SetupConnection Option Cable BoxExternal A/V Source Setup How to connectHow to use DVD SetupDigital Set-top Box Hdstb SetupDigital Audio Output Resolution Horizontal Vertical PC SetupMonitor Display Specifications RGB-PC / DVI-PC Mode Screen Setup for PC mode Adjustment for screen Position, Clock, and PhaseInitializing Reset to original factory values OperationTurning on the TV just after installation Turning on the TV power cord is still connectedTurning the TV On On-screen Menus Language SelectionChannel Edit Setup Menu OptionsEZ Scan Channel Search Input Source DTV Signal StrengthChannel Label Setup Color Temperature Control Video PresetVideo Menu Options EZ PictureAudio Menu Options Audio LanguageEZ SoundRite EZ SoundFront Surround Stereo/SAP Broadcasts SetupManual Sound Control Off option TV Speakers On/Off Setup BBEAuto Clock Setup Manual Clock SetupOn/Off Timer Setup For only On timer functionSleep Timer Auto OffOption Menu Features Aspect Ratio ControlCaption Mode CaptionAnalog Broadcasting System Captions Digital Broadcasting System CaptionsCinema Mode Setup DemoLow Power ISM Image Sticking Minimization MethodLock Menu Options Chip rating and categoriesTV Rating Children TV Rating GeneralParental Lock Setup External Control Device Setup RS-232C SetupType of Connector D-Sub 9-Pin Male RS-232C ConfigurationsCommand Reference List Set IDCommunication Parameters Transmission / Receiving ProtocolPower Commanda Volume Mute CommandeInput Select Commandb Main Picture Input Aspect Ratio Commandc Main picture formatColor Commandi Remote Control Lock Mode CommandmTint Commandj Treble CommandrColor Temperature Commandu ISM Method CommandpOrbiter Time Setting Commandr Orbiter Pixel Setting CommandsIR Codes How to ConnectRemote Control IR Codes Code Hexa Function Programming a code into a remote mode Programming the RemoteProgramming Codes VCRsHdstb AudioTroubleshooting Checklist Extended Absence Cleaning the ScreenCleaning the Cabinet Product Specifications LG ELECTRONICS, INC Plasma TV This Limited Warranty does not Apply to No 3828VA0479J a