VU+ZERO problem with HDMI connect

Hi , after a Blackout my connect on my VU+ZERO stopped to work, if possible to heave broken ????
If YES what can i do ????

Quote from jokosat

good morning, it is only hdmi? or stop working , try other tv,hdmi,power supply, or try to put another image?

Hi, i change the supply, flashed image , i tryed and other cablle hdmi, with new cablle working for 3-4 seconds and again dead