main board

Forum discussion tagged with main board.
  1. T

    Question TV reboots continuously with only Tv Logo

    My Samsung TV just reboots continuously with Samsung Logo. I tested my remote and it's fine. TV switched on and off with remote so i don't suspect it's a power board issue. I check with another working main board and it still has same issue. What could be the other reasons?? TV Model :-...
  2. H

    Question Vizio TV Blank Screen has stable 5v standby pin BUT 12v pins all read 19v

    The TV is a Vizio D55U-D1. The screen will not come on, but the white LED indicator does come on. It lights up, fades, sometimes blinks, and eventually turns off. It also sometimes comes back on after a few minutes. The screen always remains blank. I have tested several things inside the TV with...