LG Electronics 42PX7DC owner manual Troubleshooting Checklist

Page 44

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 / E) 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.10)

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

Install new batteries. (Refer to p.10)

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.25)

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.26)

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

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Contents Plasma TV LG Electronics U.S.A., IncFCC Notice Class B digital deviceSafety Instructions Safety Instructions Contents What is a Plasma Display Panel PDP? How does it work?Wide angle range of vision Wide ScreenControls Front Panel ControlsConnection Options Remote Control Key Functions InputSAP PIPCH- Changes to next lower PIP channelInstallation 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 ConnectionHow to connect How to useConnection Option VCR RearDVD Setup Component Input portsHdstb Setup Digital Set-top BoxPC Setup Resolution Horizontal Vertical Monitor Display Specifications RGB1/2-PCMonitor Display Specifications HDMI1/DVI-PC Mode Digital Audio Output Setup External Audio EquipmentTurning the TV On On-screen Menus Language SelectionManual Scan Setup Menu OptionsEZ Scan Channel Search DTV Signal Strength Channel EditChannel Label Setup Main InputSub Input Set IDColor Temperature Control Video ResetVideo Menu Options EZ PictureAudio Menu Options Audio LanguageEZ SoundRite EZ SoundTV Speakers On/Off Setup Front SurroundStereo/SAP Broadcasts Setup BBEAuto Clock Setup Manual Clock SetupOn/Off Timer Setup For only On timer functionSleep Timer Auto OffAspect Ratio Control Option Menu FeaturesCinema 32 Mode Setup Caption Caption/TextAnalog Broadcasting System Captions Digital Broadcasting System CaptionsCaption Option ISM Image Sticking Minimization MethodLow Power Lock Menu Options Chip rating and categoriesTV Rating Children TV Rating GeneralParental Lock Setup Brief Info Freezes the currently-viewed picture MuteFreeze Screen Setup for PC mode OperationKey Code Code Hexa FunctionProgramming a code into a remote mode Programming the RemoteProgramming Codes VCRsHdstb AudioTroubleshooting Checklist Extended Absence Cleaning the ScreenCleaning the Cabinet Product Specifications 42PX7DC-UALG ELECTRONICS, INC Plasma TV U.S. Limited Warranty This Limited Warranty does not Apply to 38289U0558A a