On Power up it slightly lights the screen for a moment and the LED of the Digital Audio Out connector is lit. After 10-15 secs it stops and then the same behaviour happens all over again. This behaviour suddenly started when I was filling in the password for the WiFi connection but I never got the point it was completely filled in. Conclusion is that the Firmware probably became corrupt somehow. Is it a good idea to download the latest firmware on a USB stick and update the TV through the USB port?
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