Hello all i did run a bios update for windows from the asrock site for my brand new asrock deluxe5 mainboard. after he erased the blocks he started to write... but the pc hangover.. after 1 hour i did reboot the system and now i got black screen.. nothing works no ps2 keyboard no usb keyboard .. on the mainboard is a error code d7 in the handbook it says "no devices found" i tryt to run my usb stick with AMIBOOT.ROM but it dont work. i pressed crtl+home... but hm there is no light on the keyboard so i cant work right? and i read on a other forum that asrock deactivated the command to use that kind of repair.. is that true? anyone got any ideas??? please help me