Mitsubishi Electronics L75-A91, L75A81 manual TV Channels from the ANT input Symptom Remarks

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80Appendices

Appendix E: Troubleshooting, continued

TV Channels (from the ANT input)

 

Symptom

Remarks

1.

The TV takes several seconds to respond to

• It is normal for digital channels to take longer to tune in.

 

channel changes.

• Press ENTER after entering a channel number to avoid

 

 

delays.

 

 

• Use a 4-digit number for an over-the-air digital channel.

 

 

• Use a 6-digit number for digital cable channels if your cable

 

 

service is able to recognize 6-digit channel numbers.

 

 

 

2.

You cannot access a channel.

• Use number keys instead of CHANNEL Up/Down.

 

 

• Be sure the channel you want to view is in memory.

 

 

• Check that the TV is switched to the correct device or

 

 

antenna for that channel by pressing the ACTIVITY key.

 

 

• Make sure the Lock > Parent menu lock is set to Off.

 

 

• If you cannot tune to a virtual digital channel even though the

 

 

TV has already memorized digital channels, tune to the physi-

 

 

cal channel number used by the broadcaster. The virtual

 

 

channel will then be automatically added to memory.

 

 

• You may be trying to tune to an analog channel that is no

 

 

longer broadcasting.

 

 

 

3.

When ChannelView list is displayed, informa-

• Press INFO to update the display for the highlighted channel.

 

tion appears incomplete

• Program information is displayed only for the currently tuned

 

 

channel.

 

 

• Available information is sent from the broadcaster or cable

 

 

provider. No other data is available.

 

 

• Make sure the TV clock is set correctly.

 

 

 

TV Power On/Off

 

Symptom

Remarks

 

 

 

1.

TV takes an excessively long time to power

When powered on, the TV needs time to boot up, just as a com-

 

on.

puter does.

 

 

 

2.

You cannot program the TV to turn on auto-

• The TV may be locked.

 

matically (Timer function)

• The clock may not be set.

 

 

 

3.

TV turned itself off and the light on the front

• Momentary power fluctuation caused the TV to turn off to

 

panel started to blink.

prevent damage. Wait for the light to stop flashing and turn

 

 

the TV on again.

 

 

• If the TV does not stay on, press the POWER button on the

 

 

control panel for at least eight seconds to perform System

 

 

Reset. If this happens frequently, obtain an AC line power

 

 

conditioner/surge protector.

 

 

• An unusual digital signal may have been received, triggering a

 

 

protection circuit. Wait for the light to stop flashing and turn TV

 

 

on.

 

 

 

4.

TV will not power off.

Press the POWER button on the control panel for ten seconds

 

 

to perform System Reset.

In Canada call 1(800) 450-6487 for assistance.

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Contents Owner’s Guide Page Stand Requirement U.S. call 1877 675-2224 for assistanceChildren and Television Viewing Canada call 1800 450-6487 for assistance Replacement PartsOutdoor Antenna Grounding Safe Operation Laser SafetyLaser Safety Damage and RepairInstallation and Operating Notes Contents Package Contents Remote Control BatteriesSpecial Features of Your TV TV Controls and Indicators Remote ControlTV Control Panel System ResetPanel-Lock Release Power Indicator LED Color TV Condition Additional InformationBefore You Begin First-Time Power-OnPower-On TV TipsSetting Up Other Inputs Setting Up TV InputsUsing the ANT Antenna Input Memorizing Channels with Channel Scan For the ANT inputAbout Auto Sensing Selecting an Input to Watch CancelBasic TV Operation Watching Broadcast TVOther TV Features Making Picture AdjustmentsAudio Settings Other InformationComputer Video Connection Audio Using the TV with a Personal ComputerConnecting a Computer to the TV ConnectionComputer Display Formats Computer Video AdjustmentsImage Resolution Distortion in Computer ImagesBefore You Begin Cable ManagementInputs and Outputs RS-232C LAN USBa Hdmi Inputs High-Definition Multimedia InterfaceUSB Hdmi Cable CategoriesHdmi Device Pb Pr Component Video DeviceHdtv Cable Box, Satellite Receiver, DVD/ Blu-ray Player Composite Video Device Antenna or Cable TV ServiceDVI Video Device Cable Box, Satellite Receiver, DVD PlayerVCR or DVD Recorder to a Cable Box VCR or DVD Recorder to an Antenna or Wall Outlet CableReceiver with Hdmi Output ReceiverDVD player Viewing the Sleep Timer Sleep TimerSetting the Sleep Timer Selecting an InputChannelView Channel Listings Controlling A/V Receiver Sound VolumeRedirecting Audio Output Standard-Definition Analog Channels Status DisplayAbout Channel Numbers Standard-Definition Digital ChannelsDVD Image Definitions TV Signals and Display FormatsSignal Definitions TV Display Format Definitions3D Video Signal Assign Source Name Initial SetupTo Watch Regular non-3D Content 3D Video3D Safety Requirements EpilepsyPlaying a Slide Show or Playlist Camera and Music FilesUSB Media Player Menu Displaying the MenuPicture Files Compatible with the USB Port Thumbnail and Playlist Menus USB Media Setup MenuSlideshow + Music --Slideshow Music only Camera Images and Music Files Using an Audio-Only DevicePhotos and Moving Video As Composite Video Streaming Internet Movies with Vudu Vudu Wireless KitStandard Connection Troubleshooting Getting StartedIntroduction to Home-Theater Control Source device connected directly to the TVMain Menu Menu NavigationAdjust From the Adjust Picture menuFrom the Adjust Audio menu SAPEnter twice ResetFilm Mode Auto, Off Advanced Picture Global Video Mute3D Mode On, Off Using PerfectColorUsing PerfecTint This setting applies only to the current inputCaptions on Analog Channels CaptionsCaptions on Digital Channels Initial DSTChannel Ant Air Adding/Deleting Channels Using the Channel Edit MenuUsage Fast Power Ant CableInputs AVRDVD DVD2 DVR How is the Activity Menu Generated?Photos Music USB VCR VuduLock TV-G ParentalTV-Y TV-PGUnlock Time Lock by TimeLock Time PanelAbout NetCommand IR Control Important Note on NetCommandLeave IR-NetCommand Output selected IR Emitter PlacementIf You are Unable to Locate a Device’s IR Sensor Adding or Removing Device Keys from NetCommand Control Initial NetCommand SetupIf the device has no Power OFF key, skip this step Controlling Most Device Types Operating NetCommand-Controlled DevicesSpecial Operation Description and Setup How to Use Special Operation MethodsMore Key Menu and NetCommand SP/EPNetCommand Specialized Device Keys Controlling Other A/V Receiver Functions Switching Audio to and from the A/V ReceiverControlling A/V Receiver Power With Any Connection TypeSetup to Control A/V Receiver Power and Volume Setting Up A/V Receiver ControlPower and Volume Before You BeginAutomatic Audio or Audio/Video Switching Digital surround sound More About Using an Hdmi Connection Case 3 Automatic Audio Video Switching via HdmiBefore You Begin Open the Inputs Learn menu Canada call 1800 450-6487 for assistance Appendices More Menus Appendix a Programming the Remote ControlFunctions Available for Other A/V Devices L75-A91 Supplemental KeysDVD Programming the Remote ControlAudio Lock Universal A/V Receiver Control CABLE/SAT VCR DVD AudioAudio Amplifiers Programming CodesCable Boxes Satellite Receivers VCRsKEC GFMHI-Q KTVDVD and Blu-ray Players JMB GPXIRT JSIBypassing the Parental Lock Mitsubishi Laservue TVL75-A81 L75-A91 This page intentionally left blank Has No Hdmi Control Option Appendix C Hdmi Control of CEC DevicesEnabling Hdmi Control of CEC Devices Device does not have CEC compatibility ActionHdmi Control of an Hdmi A/V Receiver and Connected Devices Device Found screen, highlight OnUsing Hdmi Control Resolving CEC ConflictsCare of the Remote Control Cleaning RecommendationsAppendix D TV Care Reset Name When to Use How to Use Resulting Action Appendix E TroubleshootingInitial Channel Edit menu Read the ON-SCREEN If the New DeviceNew Device Found screen TionsGeneral TV Operation Symptom Remarks TV Channels from the ANT input Symptom Remarks TV Power On/Off Symptom RemarksPicture Symptom Remarks Sound Symptom RemarksReceiver Set Up for Audio and Video Switching over NetCommand IR Control L75-A91 Symptom RemarksReceiver Set Up for Audio-Only Switching Receiver with Hdmi ControlAppendices83 Trademark and License Information Mitsubishi TV Software GNU General Public License No Warranty Mitsubishi Laservue Television Limited Warranty U.S.A. only To Obtain Warranty ServiceThis Limited Warranty does not Cover Mitsubishi Digital Electronics AMERICA, INCMitsubishi Laservue Television Limited Warranty Canada only MescaWarranty91 Index HdmiIndex93 VuduPage Page System Reset