hi everyone,have the tx a couple of months.it was working perfectly, then remote stopped working so i reflashed the box. worked again for a while then same thing happened. tried to reflash again but this time the box went blank, nothing on display.checked psu. ok. changed c11 to 16v 2200mic but no difference. is the totally blown or is there something else to try? it wont allow any type of download in present state.