One of our customers is complaining that he have problems with little Atom based servers (x7spe-hf, 1gb ram, sc510L) when in bios raid is turned on (Intel base) machine does not boot, after post in the left corner is just a blinking cursor, and Intel raid configuration screen is not shown, the machine is blocked - I can make warm reset. hard reset and all but there is no way to enter bios or to got raid configuration screen.
Please request tech support for 1.2a BIOS will fix this issue.