my starview 1 is still turning its self off its got 25x7 vents .it had got v401 firmware on.av had the box about 17 months.des told me to flash it with 257e. it work fine for 2 days. then went back to freezing with the sound still on.and then turning its self off and back on. or sum times just off with no display at all.if you flicked the on/off switch it came back on. av opened it up and check the caps inside and there ok.please help as its doing my nut in cheers dan