1. Startup “Regedit
2. Open HKEY_LOCAL_MACHINE / SYSTEM / CurrentControlset / Services
3. Open msahci
4. In the right field left click on “start” and go to Modify
5. In the value Data field enter “0” and click “ok”, my original data is : 3
6. exit “Regedit”
7. Reboot Rig and enter BIOS (hold “Delete” key while Booting
Enable AHCI mode AFTER Windows 7 Installation
September 22, 2012
