Dear all,
My issue is the following:
Tv suddenly started to make Strange things and went out. After disconnecting power and restarting, it tried to start but failed. After each attempt it got worse and worse. Now only the Stdb light is on and it is not booting.
I checked the power supply -> Backlight on when disconnected from mainboard, so I guess Power supply is ok.
Additionally the upper right part of the main-board makes some whistling noise -> probably issue there and therefore issues with booting
Question 1: Where should I start to...
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