SOURCE: My HDMI connections aren't working. How do I
Tries unplug and replug the tv back about an hour.Let the tv reset itself back to factory setting.Now go in ur menu go to PICTURE.Go down the menu pick reset,that to reset all the funsctions in the Tuner board.This process should get all the HDMI Hub. working again,not than ur Tuner board have all the HDMI Hub. are shorted and dead.
SOURCE: How do I reset my
Turn the TV on, and enter de Service Menu. Select 2 for Self Check. Wait a few seconds then turn the TV off, and after the fan turns off, unplug the power cord. Reconnect the power cord, turn the TV on, and the HDMI port is reenabled.
If you wish to get some details; visit the site linked here. Pull up older posts.
http://electronicshelponline.blogspot.com/
Line faults & possible causes to LCD & Plasma screen are given with illustrations. You can get an idea about the fault to an extent. Faults to all LCD & Plasma screen are similar, irrespective of its brand and screen size.
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