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My 40" works well, my 55" was like yours, ... i called timewarner, they check everythings were fine, and found the cable connection between the time warner box and the tv is the one makes the problem, he replaced it, and everything is well untill today! Try to replace that cable, hope that helps!
Sorry, there was a problem. Please try again later.Mine doesn't have that problem - check your HDMI cables! Don't use the cheap ones from Five Below - use one from a reputable brand. If that doesn't work, contact your cable company to see if there's a problem in the wires.
Sorry, there was a problem. Please try again later.Yes, but push ok and comes back
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