Start64!For the BORA Board you need to disable the driver signature enforcement (see on Windows 7/Vista 64-bit. This video shows you how to perform this action in the easiest manner possible. Note you need to do this *every* time you boot and are using BORA. I suggest you 'hibernate' or 'sleep' your computer to avoid needing to go through this hassle.

Windows 7 64-bit Disable Driver Signature Enforcement - YouTube