Toshiba 36HF12 owner manual Troubleshooting, Antenna, Black box appears on the screen

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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 if the TV/CABLE/VCR switch is properly set.
	•	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) and/or
Channels 3 and 4.

Introduction


Connecting	yourTV


Usingthe	RemoteControl


Settingup	yourTV


UsingtheTV’s	Features


Appendix


Index

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Contents 36HF12 Dear Customer Safety PrecautionsInstallation Important Safety InstructionsCare ServiceIntroduction Please Note IntroductionWelcome to Toshiba Exploring your new TVConnecting a VCR Connecting your TVConnecting a cable converter box and VCR Connecting a cable converter boxConnecting your TV From CableIntroduction Connecting YourTV Control Connecting a DVD player or satellite receiver and a VCRUsing Settingup YourTV UsingtheTV’s Features Appendix IndexDVD player with component video From Introduction Connecting YourTV Usingthe RemoteControlAntenna DTV receiver with component videoConnecting a camcorder Connecting two VCRsFrom Antenna CamcorderConnecting an A/V receiver Connecting an audio systemSettingup YourTV To A/V ReceiverPreparing the remote control for use Using the remote controlInstalling the remote control batteries Using the remote control with a VCR or cable TV converterVCR2 and reprogram the remote control Brand name Code number VCR code tableABC Cable TV converter code tableExit exits programming menus Learning about the remote controlIntroduction Connecting YourTV Setting up your TVUsingthe RemoteControl Settingup YourTV UsingtheTV’s FeaturesChanging the on-screen display language Setting up your TVSelecting the antenna input Press x or to highlight your desired languageProgramming channels automatically Adding channels to the TV’s memoryAdding and erasing channels manually Press z to select CH ProgramChanging channels using SpeedSurf Adjusting the tilt correction featureChanging channels Press y or z to highlight ADD/ERASEAdjusting the channel settings Using the TV’s featuresSwitching between two channels Programming your favorite channelsLabeling channels Using the TV’s FeaturesMENU/ENTER Viewing the wide-screen picture formats Picture tube than in the Compression modeSelecting the image shape PIP mode Setting YourTV UsingtheTV’s Features AppendixExample PIP mode Watching PIP/double-windowPIP mode Double-window mode Switching the main and sub-picturesExample PIP mode Still Changing the position of the small pictureUsing the favorite function Using the multi-window featureUsing the strobe function Setting Your UsingtheTV’s FeaturesPress y or z to display the PIN code entering mode Using the Locks menuEntering the PIN code Continue to set each item following the steps on the nextUsingthe Remote Using the V-CHIP menuTV Rating Independent rating system for broadcasters Press x or to return to the Locks menu Mpaa Rating Independent rating system for moviesUnlocking programs temporarily Locking channelsRepeat steps 3 and 4 for other channels Press y or z to highlight Clear ALL, and then press x or Locking video inputsChanging the PIN code Using the front panel lock featurePress Enter New PIN code is now active Buttons to be lockedSelecting the picture mode Adjusting the pictureAdjusting the picture quality Using the Digital Noise Reduction DNR feature Using the flesh tone featureTo turn off the DNR feature Highlight OFF in above Saving new preferenceSelecting the color temperature Selecting the cinema modeResetting picture adjustments Selecting the video input source Connecting YourTV ControlLabeling the video input sources To view text, highlight T1, T2, T3, or T4 Using the closed caption featureSetting the clock Setting the sleep timerTo set the clock Muting the sound Adjusting the soundSelecting stereo/SAP broadcasts Adjusting the sound quality Using the SRS 3D surround sound featureUsing the sub-bass system SBS Resetting audio adjustmentsTo turn off the SBS Highlight OFF in above Selecting the Audio OUT sound Turning off the built-in speakersTo turn on the built-in speakers Highlight on in above Selecting the background of the menu display Using the StableSound featureDisplaying on-screen information Understanding the auto power off feature Viewing the demonstration modeUnderstanding the last mode memory feature Appendix SpecificationsAntenna TroubleshootingBlack box appears on the screen T2, T3, or T4. Turn closed captioning OFFLimited United States Warranty Limited Canada Warranty Channel programming IndexPage Manufactured by