Quote Originally Posted by iadstudio View Post
Got that. Boot setting were fine. I think the mistake was installing the OS in IDE mode and thinking I could switch SATA modes on the fly and just add a RAID.
Yep, that was it. You need to set the BIOS to RAID to begin with. I'd recommend disconnecting the the RAID drives for the OS install just to make things simple. Then you can set up the array with CTRL-I and format, etc. in Windows.