Mitsubishi Electronics L75-A94 manual Common Picture Problems, Symptom Remarks

Page 32

32Appendices

Appendix B: Troubleshooting, continued

Common Picture Problems

Symptom

Remarks

1.Picture does not look like a high-defini- Compare the picture to the TV’s test picture (Picture > Picture+ menu)

tion picture.

to check if the source signal is supplying a lesser-quality image.

 

Not all signals are high-definition signals. To receive high-definition

 

programming from your cable or satellite provider, you must sub-

 

scribe to the provider’s high-definition service. Some over-the-air

 

broadcasts are in high-definition and can be received with a high-

 

quality antenna suited to your location.

 

 

2. TV has sound but no picture.

• Press MENU on the remote control. If the menu displays, then

 

there is a problem with the incoming signal.

 

• Check that all video inputs are plugged in firmly to the correct

 

input jacks.

 

• Press and hold the POWER button on the control panel for ten

 

seconds to perform System Reset.

 

 

3. A color program appears as a black

• If using component video, check that the red, green, and blue

and white image, or the colors are dim,

input cables are correctly connected to the red, green, and blue

or the screen is black.

component video jacks.

 

• If using composite video, check that the incoming cable is con-

 

nected the TV’s green Y/VIDEO jack.

 

• The PerfectColor color balance has been incorrectly set. Reset

 

the PerfectColor balance.

 

 

4. Picture from an HDMI input is noisy

• Compare the picture to the TV’s test picture (Picture > Picture+

(poor quality).

menu) to check the source of the noise.

 

• Upgrade a standard (unmarked) HDMI cable to a high-speed

 

HDMI cable.

Network

 

Symptom

I cannot connect the TV to the network.

Remarks

Go the Setup > Network menu. Obtain the TV MAC address and provide it to the router.

For assistance call 1(877) 675-2224

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Contents Basic Owner’s Guide Page Stand Requirement Children and TV ViewingReplacement Parts Outdoor Antenna GroundingContents Damage and Repair Laser SafetySafe Operation Before You Begin Package ContentsInstalling the Remote Control Batteries Remote Control Tools Key and MenuFirst-Time Power-On Setting Up and Using TV InputsANT Antenna Input Home RetailSetting Up Inputs with Auto Input Sensing Press 3 Cancel 1 EnterSelecting an Input to Watch Watching Broadcast TVAudio Controls Picture SettingsBasic TV Operation More TV Features Format Key and Picture ShapeAbout Channel Numbers Signal DefinitionsStatus Display TV Menus Connection Types and Audio/Video Quality Cable RoutingInput and Output Jacks Cables ComponentVideo cables Any device with comAntenna or Cable TV Service Cable TV serviceDVI Video Device Examples Computer or Older A/V Device TV panelExternal devices content On HDMI, you can use anyOutput CableVCR or DVD Recorder to an Antenna or Wall Outlet Cable Audio cablesSleep Timer Setting the Sleep TimerViewing or Changing the Sleep Timer FAV FavoritesUsing ChannelView Listings Using Custom Channel BanksChannelView Channel Listings About ChannelViewHome Network Setup Wired Ethernet ConnectionWireless Connection StreamTV InternetKey Use for Using StreamTV Internet MediaTroubleshooting Other Vudu Support Using Vudu Apps and Vudu MoviesGetting Started with Vudu Movies Automatic Initial Setup3D Video 2D+ Depth Watching 3D VideoEnter 3D Safety Requirements EpilepsyGo to Inputs Name Appendix a Auto Input SensingAbout Auto Input Sensing Appendix B Troubleshooting TV Reset Comparison GuideReset Name When to Use How to Use Resulting Action Use the Setup Channel EditService and Customer Support ServiceRead the ON-SCREEN TionsSymptom Common Picture ProblemsSymptom Remarks LED Color TV Condition Front-Panel Indicator LightKey Mitsubishi TV Software GNU General Public License No Warranty Version 3, 29 JuneAdditional Terms Mitsubishi Laservue Television Limited Warranty This Limited Warranty does not Cover Internet Access Required for Third Party Services UpdatesTrademark and License Information Availability of Content on Third Party ServicesThird Party Services Content Disclaimer Page System Reset For Your RecordsPage Mitsubishi Electric Visual Solutions America, Inc B740A30
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