i was in the process of building a new computer, (amd64, SATA) well wehn i turned it on to boot up via cdrom, it desplays a message: BIOS NOT INSTALLED. and BOOT DISK FAILURE! i have windows xp in my cdrom. the green power LED turns on in the drive but it doesn't spin. what gives? i also went into BIOS and set CDROM as 1st boot device.