Seems to be a problem with Intel DG965RY motherboards,
http://ubuntuforums.org/showthread.php? ... ht=DG965RY
I see it seems to boot OK by using an usb cdrom on this motherboard.
The board "appears" to work on Fiesty
Since Clem is basing Cassandra on Feisty, I believe, maybe wait,( or borrow usb cdrom
Unless somebody else can come up with some ideas