Toshiba 50L2400U, 40L2400U manual Troubleshooting, Generaltroubleshooting

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Chapter8

Troubleshooting

Generaltroubleshooting

Before calling a service technician, review this chapter or visit the Toshiba technical support Web site at support.toshiba.coin for possible causes/solutions for the problem you are experiencing.

Before you begin to troubleshoot any problem, first unplug the TV from the AC wall outlet, wait approximately one minute, and then plug the TV back into the AC wall outlet. If the problem still exists attempt to troubleshoot the problem.

Black box on-screen.

The closed caption feature is set to one of the Text modes (T1, T2, T3, or T4). Set the closed caption feature to Off, see "Using closed captions" on page 66

TV stops responding to controls.

If the TV stops responding to the buttons on the remote control or TV control panel and you cannot turn offthe TV, press and hold POWER button on the TV control panel for several seconds to reset the TV. If the TV does not power offusing this method, unplug the TV from theAC wall outlet and plug it back in.

If you cause a static discharge when touching the TV and the TV fails to function, simply unplug the TV from the AC outlet and plug it back in. The TV should return to normal operation.

Other problems.

If your TV's problem is not addressed in this Troubleshooting section or the recommended solution has not worked, use the Reset Factory Defaults procedure, see "Resetting Factory Defaults" on page 48

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Contents Leading Innovation IntegratedHighDefinition LEDTelevisionUsersGuideDearCustomer Safety PrecautionsChild Safety AdditionalSafetyPrecautions ImportantSafetyInstructionsInstallation,Care,andService Personal Injury or Death Risk Ofelectricshock Choosinga locationforyourLEDTV50 TV FCCDeclaration of Conformity ComplianceStatement Part TrademarkInformation Contents Auto Tuning Initial SetupHDMlinput Main menu layoutNative ContentsStable Sound TM Enter a new PIN code Setting the sleep timer No Signal Power Down Using Hdmi CECChip RatingsProblems Picture problems Sound problemsInput AppendixBIndex Ts15Introduction SafetyiconsIntroduction17 FeaturesIntroduction Overviewofinstallation,setup,anduseIntroduction TVfrontandsidepanelcontrolsandconnectionsSample Illustration 32L2 400U- Back pcmel connections IV backpanelconnectionsSample Illustration 40/50L2 400U- Back pcmel connections Introduction21 Thewalloutlet,itwilldrawsomepower,evenwhentheunitisoffCoaxialF-typecable OverviewofcabletypesSample Illustration oaxial cable StandardANcablesred/white/yellow ConnectingYourTVComponentvideocablesred/green/blue Hdmi cablewithHDMILogoOpticalaudiocable ConnectingaVCR,antenna,cableTV,or camcorderAbouttheconnectionillustrations Andcomponentvideocannotbeusedsimultaneously Themenusettingmayneedto bechangedinorderto watchtheWhenyouuseacablebox,youmaynotbeableto usetheremote Theunauthorizedrecording,use,distribution,or revisionofSatellitereceiver,Blu-rayTMorDVD player Appropriately ConnectinganHDIVII or DVIdevicetotheHDIVII inputTVbackpanel Hdivii CECconnection ToensurethattheHDMI orDVIdeviceisresetproperlyHDM!RJ CE 7connection MaynotoperateproperlyTVbackpanel ElheDriitgeaCuddiladlemrsrst Connectinga digitalaudiosystemConnectingYourTV ConnectingacomputerConnectiontotheTVsHDIVII terminal Sctmple Illustrcttion Removing the remote back cover InstallingbatteriesDonotexposebatteriesto excessiveheatsuchassunshine,fire,etc Remotecontroleffectiverange 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CECPlayer Control menu functions Volume and Mute controls of Audio Receiver SettingupyourTV 89 Us,q HDMIq ETheconnectedCECdeviceisnotaplaybackorrecordingdevice Hdivii CEC input source selectionUsing the HDMLRsettiqsJeamre UsingtheHDMI settingsfeatureHdivii 1or2 RGBRange DisplayingTVstatusinformation Autodefault AdjustsRGBfull rangesignalautomatically FullHdmi InformationDisplay Limited?nderstandi the last mode memoryJeamre UnderstandingthelastmodememoryfeatureSample Illustration Inb banner ColoriVlasterTM BaseColorAdjustmentMode Picture htalitv ColorTemperatureStaticGamma Coolblueish Mediumneutral WarmreddishCinemaMode UsingtheTVsAdvancedFeaturesDynaLightTM DynamicContrastDigitalNoise ReductionDNR EdgeEnhancerUsiq the advanced picmre settiqs Generaltroubleshooting TroubleshootingTroubleshooting PictureproblemsPictureproblems Poor composite picture Troubleshooting 99 5bund problemsChanneltuningproblems RemotecontrolproblemsHannel tumproblems NoHDIVII CECoperation RatingblockingV-ChipproblemsNo HDMIq Pb E operation9 MediaPlayerproblems Hdmi problemsIftheproblempersistsaftertryingthesolutions IJ?he problem persists after tryi the solutionsTelevisionsystem Designsandspecificationsaresubjectto changewithoutnoticeChannelcoverage Speakertype PowersourceVideo/audioterminals Weight/mass withstand DimensionswithstandOperatingconditions ColorStreamTM componentvideoHD inputAcceptablesignalformatsforHDIVII SuppliedaccessoriesSpecifications HDMlsignal formatsRatingsystem ToDisplayyourLEDTVonthe includedPedestalStandUsingparentalcontrolsfor USA region72 Favoritesbrowser ColorTemperature StaticGamma DynaLightTM DynamicContrast94Overviewof cabletypes CoaxialF-typecable DIntroductionUsingtheHDMI settings NosignalpowerdownFeature ResettingFactoryDefaults48SettingtheAVinputmode Settingthetimezone Safety icons SafetyPrecautionsNoSignalPowerDown UsingHDMI OEC SettingupyourTV InitialSetupAdjustingtheaudioquality DTSTruSurroundTM
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