Have the unit received a week ago, and it has until now also perfectly funktioniert.Das image via HDMI cable is very gut.Auch have no HD channels a relatively good Bild.Ich also have an external hard drive 2.5 "connected with power cord which läuft.Nun to negative Teil.Als I wanted to change to a radio station without problems today, the receiver is turned off, then turned back on by itself, then be switched usw.Habe in the operating instructions read the solution of this happens kann.Als problem was given to unplug the power cord and einzustecken.Das again after a short time, I've tried 5, but without Erfolg.Schicke the device back tomorrow at Amazon!