Mintek 27HL85 Troubleshooting, Antenna, Black box appears on the screen, Control sensor in the TV

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Troubleshooting

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

Symptom	Solution
TV will not turn on	¥	Make sure the power cord is plugged in, then press POWER.
	¥	Make sure the appropriate device mode on the remote control is
		selected.
	¥	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.

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 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 remote control does not operate	¥	Make sure 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,
ColorStream HD, HDMI1/2)
and/or Channels 3 and 4.

Appendix

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Contents 27HL85 Safety Precautions Dear CustomerImportant Safety Instructions InstallationService Care cont. from previous columnImportant notes about your LCD TV Introduction Supplied accessories Check that you have the accessories and items shownIntroduction Welcome to ToshibaExploring your new TV VideoConnecting an antenna or cable TV Connecting your TVChannels Connecting a VCR Connecting a cable converter box and VCRConnecting a DVD player or satellite receiver and a VCR Introduction Connecting yourTVDVD player with component video For Hdmi or DVI connection, see Connecting two VCRs Connecting a camcorderConnecting an HDMIª or a DVI device to the Hdmi input ¥ one Hdmi cable type a connector¥ one HDMIÐtoÐDVI adapter cable Hdmi type a connector ¥ one pair of standard analog audio cablesUsing the remote control Preparing the remote control for useInstalling the remote control batteries Remote control effective rangeRemote control codes For future reference, write down the codes you usedRemote control codes Introduction Connecting YourTV Control Remote Control function key chart CLEAR/EXITLearning about the remote control Connecting YourTV ControlSetting up your TV Learning about the menu systemChanging the on-screen display language Press x or to highlight your desired languageAdding channels to the TVÕs memory Programming channels automaticallyChanging channels Adding and erasing channels manuallyUsing the TVÕs features Adjusting the channel settingsSwitching between two channels using Channel Return Programming your favorite channelsConnecting Labeling channels Viewing the wide-screen picture formats Selecting the picture sizeTheaterwide 1 picture size For 43 format programs Adjusting the Picture SIZE/POSITION Press y or z to highlight Auto Aspect Using the Auto Aspect featurePress x or to select on Using the Gray screen function Selecting the gray level of the side panelsUsing the Locks menu Using the V-CHIP menuEntering the PIN code If you cannot remember your PIN codeOFF To release your setting Unlock TV Rating Independent rating system for broadcastersTV Rating menu appears Press z or y to select an item Repeat steps 2 and 3 to set the next itemMpaa Rating Independent rating system for movies Chip menuUnlocking programs temporarily Locking channelsRepeat steps 2 and 3 for other channels Repeat for other channels Locking the video inputs Changing the PIN codeAdjusting the picture Selecting the picture modeAdjusting the back light feature Press x or to select the mode you preferAdjusting the picture quality Using the Black stretch featureUsing the CableClear¨ DNR feature Using the Mpeg NR featurePress x or to select HIGH, MIDDLE, LOW, or OFF Selecting the color temperature Selecting the cinema modeSelecting the video input source Labeling the video input sourcesPress x or to highlight C1-C4 or T1-T4 Using the closed caption feature¥ To view text, highlight T1, T2, T3, or T4 Setting the sleep timer Setting the on timerMuting the sound Adjusting the soundSelecting stereo/SAP broadcasts Using the WOWª surround sound feature Using the StableSound¨ feature Adjusting the sound qualityTo turn off the StableSound feature Select OFF in above Understanding the last mode memory feature Understanding the auto power off featureDisplaying on-screen information Specifications AppendixTroubleshooting AntennaBlack box appears on the screen T2, T3, or T4. Turn closed captioning OFFLimited United States Warranty Limited Canada Warranty Index Channel programmingToshiba ELECTROMEX, S.A. DE C.V