I also had a similar lockup problem that turned out to be a buggy motherboard BIOS. After updating the BIOS it worked again. FC3 is much more demanding on the USB hardware and firmware than FC2. -- Deron Meranda
I also had a similar lockup problem that turned out to be a buggy motherboard BIOS. After updating the BIOS it worked again. FC3 is much more demanding on the USB hardware and firmware than FC2. -- Deron Meranda