With the postcard , the bios start and stop on FF , no screen or beeps.
When I do the force ctrl-home , he read the disk with the good bios that I rename to AMIBOOT.ROM , then I hear 4 beeps .
I shutdown the power and start again , the bios stops again on FF !
I take the bios for this motherboard E020702S.ROM (first version)
I do this with the second version E020812S.ROM but nothing changed !
The bios stops on FF , no screen or beeps.