I recently bought a Seagate Barracuda 500 GB SATA (7,200 RPM) HDD. In BIOS it shows it as an SCSI (10,000 RPM). It only gives me 3 options - I want it to be SATA. My options are - AHCI (Currently what I have), IDE, or RAID. When it asked me at startup if I wanted it to be as IDE or AHCI, I clicked AHCI and now it doesn't ask me. How do I change it to SATA type?