Quote Originally Posted by _JP_ View Post
If i turn of the other data disk and plug the one that disappear its runs fine too.
It fails, or use to fail, with the two connect. And i haven't that problem with my previous motherboard.

The difference between me and you its that i have a sata dvdrw...
Have you tried without dvd to see if the disks are recognized properly?
In the bios have you set sata-raid?