JVC LT-37XM48, LT-47X788, LT-42X788, LT-42XM48 manual Troubleshooting, Following are not malfunctions

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Troubleshooting

 

 

 

 

 

 

 

 

 

 

PROBLEMS

CHECK

 

 

 

 

 

 

Static electricity

• It is normal to feel static electricity if you brush or touch the screen.

 

 

 

 

 

 

You hear occasional

• It is normal for the TV to make crackling sounds when first turned on or off. Unless

 

 

crackling sounds

the sound or picture become abnormal, this is fine.

 

 

 

 

 

 

It does not operate

• Press the CHANNEL- and VOLUME- buttons on the side panel of the TV simultaneously

 

 

correctly

for a few seconds. The Digital Tuner will be reset. If this does not reset it correctly, unplug

 

 

 

the power cord and plug it back in.

 

 

 

 

 

 

The picture is slightly

• Change the picture format setting on your external device to 1080i or other resolution.

 

 

cut off when you use

 

 

 

1080p format only

 

 

 

 

 

 

 

The screen

• This occurs when you select a digital menu when your input source is from the HDMI

 

 

disappears except for

connection. Press the menu button.

 

 

the menu screen

 

 

 

 

 

 

The following are not malfunctions.

The television may make a creaking sound if the temperature of the room or the temperature of the inside of the television changes. If there is no problem with the screen or sound, then there is no need to worry.

Although the picture may be temporarily disturbed and noise may be seen on the screen if the power is turned on immediately after it has been turned off, this is not a malfunction.

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Contents Important Note LCD Flat Television Users GuideRisk of Electric Shock Do not Open Important Safety PrecautionsImportant Safety Instructions 200 mm 150 mm Avoiding Ghost Images Examples include, but are not limited to the followingFor example Caring for the Cabinet Caring for the ScreenTidying the cables Disconnecting the stand Table of Contents Unpacking your TV Quick SetupTV Models Rear Panel DiagramSide Panel Diagram PowerRM-C1450 Remote ControlUsing Menu Buttons Basic OperationGetting Started Video Cable Connecting your devicesDiagram #1 VCRAudio OUT Diagram #2 Camcorder Connecting to a CamcorderTV Rear Panel SpeakerSpeaker Amplifier Connecting to an External AmplifierConnecting to a Digital TV Receiver Audio OUT Digital OUT Connecting to an Hdmi Compatible DeviceConnecting to an amplifier using your optical output OUT Interactive Plug-in Menu LanguageManual Clock Set Auto Clock SetNow Programming Auto Tuner SetupOnscreen Menus Using the GuideOnscreen Menu System Following menu you selected will appear Tuner SetupPicture Adjust 1/3 Picture Adjust 2/3 Left main menu will appearPhoto Viewer Sound AdjustFront Panel Lock Initial SetupNoise Muting LanguageChip V-Chip main screen will appear when the password is correctUS V-Chip Ratings Setting US V-Chip Ratings Directions to set US V-Chip RatingsV-Chip main screen will appear Directions to set Movie Mpaa Ratings Movies RatingsDirections to set Canadian V-Chip Ratings Canadian V-Chip RatingsDirections to Block Unrated Programs Unrated ProgramsChannel Guard Message Set Lock CodeClosed Caption Auto SettingManual Setting Power Indicator Auto Shut OffSoftware Version Quick Start-up Optical OutAuto Tuner Setup Tuner SetupChannel Summary Continue to follow these directions for all seven spacesYour characters are now set Your characters are now reset Tuner Diagnostic Service Use Only Find ChannelDigital Antenna Level External Input Hdmi SizeVideo-1 Audio Video Input Label Color Temperature Picture AdjustPicture Settings Adjust the Picture SettingsColor Management Dynamic GammaSmart Picture Natural Cinema Digital VNRReset Position AdjustmentTurn On Volume Sound AdjustSound Settings Adjust the Sound SettingsVolume Limit Set Clock Clock/TimersOn/Off Timer How to start the Photo Viewer How to finish the Photo ViewerPhoto Viewer Thumbnail appears Multi ScreenAuto Demo Auto DemoSlide Show Interval TimeTune PowerButton Functions Number Buttons 10Key PadReturn +/TV Volume +Input Channel +Sound MutingVideo Status Display Sleep TimerAspect Ratios AspectMenu BackBy pressing the Aspect button, you can change the size When receiving analog broadcast By every press of the M L/M TS button, you change the modeWhen receiving digital broadcast Guide FavoriteRegister the favorite channel Delete the favorite channelExternal device control buttons ModeSearch Code Function How to set the codesRemote Programming Remote programmingProgramming Codes HI-Q ABSMEI MGASTS TMKNAD ESAJBL ADC AMWWeak Signal OSD InformationAudio / Data Only Channel Problems Check TroubleshootingFollowing are not malfunctions TroubleshootingFIX SpecificationsSpecifications subject to change without notice VHF/UHF ATSC/DIGITAL CableModel LT-42X788 LT-47X788 Page Page JVC Company of America JVC CANADA, INC