Mitsubishi Electronics LT-52151 manual TV Control Panel, IR Sensor, Power Indicator, System Reset

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1. Basic Setup and Operation

11

TV Controls, continued

TV Control Panel

Buttons on the control panel duplicate some keys on the remote control.

•ACTIVITY, CH, and VOL are available when no TV menus are displayed.

• and ENTER are available when using TV menus or after activating a special function.

System Reset

If the TV fails to respond to the remote control, the control-panel buttons, or will not power on/off, perform System Reset. Recent setting changes made before using System Reset may be lost.

To perform System Reset, press and hold the POWER button on the control panel for ten seconds.

Panel-Lock Release

•To release the Panel Lock using the TV control panel, press and hold the ACTIVITY button on the control panel for ten seconds. If the TV is off, press the POWER button to have it power on.

•To activate the Panel Lock, use the Lock menu, page 51.

The TV control panel is located on the side.

IR Sensor

The TV’s IR (infrared) sensor receives signals from the remote control. Do not cover the sensor.

POWER Indicator

POWER

Key

Off

Steady On

Slow Blinking

LED Color	TV Condition	Additional Information

None	TV is powered off.	Normal operation.

Green	TV is powered on.	Normal operation.

Green	TV powered off, auto-on TV Timer	Normal operation. TV can be turned on at any time.
Green	is set.
	is set.

Red	TV may require service.	Turn off the TV and unplug the set from the AC power source.
Red		Wait one minute and then plug the set back in. See Appendix E.

		If the red LED is still on, contact your dealer or a Mitsubishi
		Authorized Service Center. Go to www.mitsubishi-tv.com or call
		1-800-332-2119 to receive Authorized Service Center information.

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Contents LT-40153, LT-46153, LT-52153 LT-40151, LT-46151, LT-52151For Your Records FCC Declaration of ConformityContents Outdoor Antenna Grounding Replacement PartsIf Your TV Gets Damaged Installation NotesImportant Information About Your TV TV SoftwareSpecial Features of Your TV Remote Control Batteries Package Contents Wall-Mounting Stand InstallationWelcome screen First-Time Power-OnHome Fast Power On Retail Before You BeginTV Controls Remote ControlIR Sensor Power IndicatorSystem Reset TV Control PanelMemorizing Channels with Channel Scan For the ANT input Setting Up TV InputsSetting Up Other Inputs Channel Scan for Digital ChannelsInputs Name menu About Auto Input Sensing Auto Output SensingHdmi USB Watching DVDs or Videos CancelBasic TV Operation Watching Broadcast TVOther Information Making Picture AdjustmentsAudio Settings Other TV FeaturesPicture Quality Cable ManagementAuto Input/Auto Output Sensing Connection TypesInputs and Outputs Connector PanelsPb Pr Component Video IR-NetCommand Output/External Controller InputANT Antenna Hdmi Inputs High-Definition Multimedia InterfaceSuitable for use with Sound Projector surround sound Pb Pr Component Video DeviceHdmi Device Hdtv Cable Box, Satellite Receiver, DVD/ Blu-ray PlayerCable Box, Satellite Receiver, DVD Player Antenna or Cable TV ServiceDVI Video Device Composite Video DeviceAntenna or Wall Outlet Cable VCR or DVD Recorder to anDVD player ReceiverReceiver with Hdmi Output Audio-Only Device SubwooferSleep Sleep TimerSelecting an Input Redirecting Audio Output Controlling A/V Receiver VolumeChannelView Channel Listings Standard-Definition Digital Channels Status DisplayAbout Channel Numbers Standard-Definition Analog ChannelsTV Display Format Definitions TV Signals and Display FormatsSignal Definitions DVD Image DefinitionsDigital DVI Connecting a Computer to the TVThis TV accepts digital computer signals only Computer Video Connection Audio Video OutputComputer Display Formats Using the TV with a Personal ComputerComputer Video Adjustments Image ResolutionDisplaying the Menu Camera Images and Music FilesUSB Media Player Menu Playing a Slide Show or PlaylistSlideshow + Music --Slideshow Music only Thumbnail and Playlist Menus USB Media Setup MenuPicture Files Compatible with the USB Port Press ACTIVITY, select Watch Movie Cam, and press Enter Photos and Moving Video As Composite VideoBefore You Begin Basic SetupSound Projector Sound Projector TechnologyCustom menu Adjusting Beam AnglesAdjusting Levels Adjusting an External SubwooferInitial Preparation Auto SetupMicrophone Placement Start Auto Setup Press Menu and go to Initial SoundProIntroduction to Home-Theater Control Source device connected directly to the TVMenu Navigation Main MenuADV AdjustFrom the Adjust Picture menu From the Adjust Audio menu Language Audio Listen To StereoMono SAPAdvanced Picture Global ResetFilm Mode Auto, Off Enter twicePerfectTint Sliders Using PerfectColorUsing PerfecTint 153 Series Picture+ PerfectColor PerfectColor SlidersCaptions on Digital Channels CaptionsCaptions on Analog Channels DST InitialAnt Cable Adding/Deleting Channels Using the Channel Edit MenuEnergy Energy Usage Standard Fast Power Channel Ant AirStart AVR InputsDVD DVD2 DVR How is the Activity Menu Generated?Inputs Activity menu Photos MusicLock TV-PG ParentalTV-Y TV-GPanel Lock by TimeLock Time Unlock TimeImportant Note on NetCommand About NetCommand IR ControlIf You are Unable to Locate a Device’s IR Sensor IR Emitter PlacementPower key If the device has no Power OFF key, skip this step Initial NetCommand SetupAdding or Removing Device Keys from NetCommand Control Special Operation Methods Operating NetCommand-Controlled DevicesSpecial Operation Description and Setup How to Use Controlling Most Device TypesSP/EP More Key Menu and NetCommandNetCommand Specialized Device Keys With Any Connection Type Switching Audio to and from the A/V ReceiverControlling A/V Receiver Power Controlling Other A/V Receiver FunctionsBefore You Begin Setting Up A/V Receiver ControlPower and Volume Setup to Control A/V Receiver Power and VolumeUse this setup for Automatic Switching Audio or Audio/VideoDVD Input key Before You Begin Case 3 Automatic Audio Video Switching via HdmiMore About Using an Hdmi Connection Open the Inputs Learn menu NetCommand and press EnterAppendices Bypassing the Parental Lock Mitsubishi Unisen LCD HdtvThis page intentionally left blank Control modes Appendix B Programming the Remote ControlFunctions Available for Other A/V Devices More MenusCABLE/SAT VCR DVD Audio Programming the Remote ControlAudio Lock Universal A/V Receiver Control DVDCable Boxes Programming CodesAudio Amplifiers VCRs Satellite ReceiversAppendices71 DVD and Blu-ray Players SVAAppendices73 Device does not have CEC compatibility Action Appendix C Hdmi Control of CEC DevicesEnabling Hdmi Control of CEC Devices New Device Found screenDevice Found screen will appear Hdmi Control of an Hdmi A/V Receiver and Connected DevicesResolving CEC Conflicts Using Hdmi ControlAppendix D TV Care Cleaning RecommendationsCare of the Remote Control Service Appendix E TroubleshootingTV Reset Comparison Guide Service and Customer SupportTions Initial Channel Edit menuIf the New Device Read the ON-SCREENGeneral TV Operation Symptom Remarks TV Power On/Off Symptom Remarks TV Channels Symptom RemarksSound Symptom Remarks Picture Symptom RemarksReceiver with Hdmi Control Receiver Set Up for Audio and Video Switching overAppendix E Troubleshooting Trademark and License Information Mitsubishi TV Software GNU General Public License No Warranty This Limited Warranty does not Cover To Obtain Warranty ServiceWarranty Index Index Page System Reset MDEAservice@mdea.com

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