Quote Originally Posted by spoolindsm127 View Post
In order to run RAID on the Marvell 9128 Controller, you must first enable AHCI in the BIOS first. Under 'Advanced' section go to Onboard Devices Configuration and set Onboard SATA6G Controller to AHCI (only have two options: IDE and AHCI, no RAID option). Save and reboot and during POST you will see the Marvell controller ROM initializing, hit CTRL+M and you'll be in the Marvell Option ROM where you can configure you'rolle array. Hope that helps
It certainly does help !!! Certainly not obvious now is it ? No mention of this in the instruction manual whatsoever.

Thanks a million !