Toshiba 42HP83 owner manual Troubleshooting, Antenna, Black box appears on the screen

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Appendix

Troubleshooting

Before calling a service technician, please check the following table for a possible cause of the problem and some solutions.

Problem	Solution
TV will not turn on	¥	Make sure the power cord is plugged in, then press POWER.
	¥	The remote control batteries may be dead. Replace the batteries.
No picture, no sound	¥	Check the antenna/cable connections.
No sound, picture OK	¥	The sound may be muted. Press VOLUME.
	¥	The station may have broadcast difficulties. Try another channel.
	¥	Check that the SPEAKERS function in AUDIO menu is set properly.
Poor picture, sound OK	¥	Check the antenna connections.
	¥	The station may have broadcast difficulties. Try another channel.
	¥	Adjust the PICTURE menu.
Poor reception of broadcast channels	¥	The station may have broadcast difficulties. Try another channel.
	¥	Check the antenna connections.
	¥	If you are using a VCR, make sure the TV/VCR button is set
		correctly.
Cannot receive above channel 13	¥	Make sure the TV/CABLE switch is set to the mode that
		corresponds with the signal source type (cable company or outside
		antenna).
Black box appears on the screen	¥	The closed caption feature may be set to one of the Text modes (T1,
		T2, T3, or T4). Turn closed captioning OFF.
Unable to select a certain channel	¥	The channel may be locked out with the CH LOCK feature, or
		erased with the ADD/ERASE feature.
Multiple images	¥	The station may have broadcast difficulties. Try another channel.
	¥	Antenna reception may be poor. Use a highly directional outdoor
		antenna.
Poor color or no color	¥	The station may have broadcast difficulties. Try another channel.
	¥	Adjust the TINT and/or COLOR in the PICTURE menu.
No stereo or SAP sound from a	¥	Make sure the MTS feature is set properly.
known MTS broadcast
The front panel buttons do not operate	¥	Check the FRONT PANEL LOCK feature.
The remote control does not operate	¥	Check whether the appropriate device mode is selected.
	¥	Remove all obstructions between the remote control and the remote
		control sensor in the TV.
	¥	The remote control batteries may be dead. Replace the batteries.
Cannot access signal input sources	¥	Check the VIDEO LOCK feature.
(Video1, Video2, Video3,

ColorStream HD1/HD2, DVI/HDCP) and/or Channels 3 and 4.

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Contents Plasma Color Television IntroductionSafety Precautions Dear CustomerImportant Safety Instructions InstallationService CareImportant notes about your Plasma TV Introduction Supplied accessories Introduction Connecting YourTVWelcome to Toshiba TheaterLink cableExploring your new TV Push up Left pocket panel Right pocket panelConnecting your TV Connecting a VCR Connecting a cable converter boxConnecting a cable converter box and VCR Cable signal splitter Cable converter boxConnecting a DVD player or satellite receiver and a VCR Connecting your TVUsingthe RemoteControl Settingup YourTV TVÕs Usingthe Features Appendix Index¥ one pair of standard audio cables Connecting two VCRs Connecting a camcorderIntroduction Connecting YourTV Usingthe RemoteControl Setting Your UsingtheTVÕs Features Appendix IndexConnecting a device to the DVI/HDCP Connecting a device to the TheaterLink Connecting an audio system AmplifierInstalling the remote control batteries Preparing the remote control for useIntroduction Connecting your TV Using the Remote Control Remote Control functional key chartCBL/SAT Audio VCR TV/VCR TV/SAT Control Device code setupSearching and sampling the code of a device Using the volume lock feature Operational feature resetVCR setup codes Device code tableCD Player setup codes Learning about the remote control Setting up your TV Learning about the menu systemUsing the Quick Connect Guide Setting up your TVSelecting the antenna input Changing the on-screen display languagePress x or to highlight your desired language UpSetting TVyour Adding channels to the TVÕs memoryProgramming channels automatically Press z to select CH ProgramChanging channels Changing channels using SpeedSurfAdding and erasing channels manually Adjusting the channel settings Switching between two channels using Channel ReturnSwitching between two channels using SurfLockª Programming your favorite channelsANT2 mode Labeling channels On nextPress PIC Size on the remote control Viewing the wide-screen picture formatsSelecting the picture size Press z to highlightTheater Wide 1 picture size ¥ None of the picture is hiddenUsing Remote Settingup YourTV UsingtheTVÕs Features Connecting yourTVPress x or to display the Scroll Adjustment mode Using the auto aspect feature Selecting the cinema modeUsingthe RemoteControl Settingup YourTV TheTVÕs Features Using the POP double-window featureUsing Switching the main and POP pictures Adjusting the size of the double-windowFreezing the POP picture Press ExitUsing the programmed channel search function Double-Window with keeping aspect ratioUsing the favorite channel search function About the auto favorite featureUsing the Locks menu Press y or z to display the PIN code entering modeEntering the PIN code If you cannot remember your PIN codeUsing the V-CHIP menu TV Rating Independent rating system for broadcastersFrom the Locks menu, select TV Rating Locks menuTheTVÕs Features Mpaa Rating Independent rating system for moviesTo select each item Press z or y Press x or to return to the Locks menuUnlocking programs temporarily Locking channelsRepeat steps 3 and 4 for other channels Locks menu Locking video inputs OFFUsing the game timer Using the front panel lock featureTo cancel the timer Select OFF in above Changing the PIN codeAdjusting the picture Selecting the picture modeUsingthe RemoteControl Adjusting the picture qualitySelecting the color temperature Using CableClearª DNR Digital Noise ReductionSaving your new preferences Resetting your picture quality adjustments Selecting the video input sourceLabeling the video input sources Selecting the background of the menu displayUsing the closed caption feature ¥ To view text, highlight T1, T2, T3, or T4Setting the ON-timer Setting the sleep timerMuting the sound Adjusting the soundSelecting stereo/SAP broadcasts Enjoying the Dolby Virtual sound feature Enjoying the WOWª surround sound featureAdjusting the sound quality Resetting your audio adjustmentsUsing the sub-bass system SBS Turning off the built-in speakersTo turn off the SBS Highlight OFF in above To turn on the built-in speakers Highlight on in aboveSelecting the Audio OUT sound Using the StableSound¨ featureAppendix Index Adjusting the long life features Picture shift White Viewing the demonstration mode Understanding the auto power off featureUnderstanding the last mode memory feature Displaying on-screen informationSpecifications AppendixTroubleshooting AntennaBlack box appears on the screen T2, T3, or T4. Turn closed captioning OFFLimited United States Warranty Limited Canada Warranty Index Toshiba VISUAL-EQUIPMENT Corporation