Asus SCSI 320-2 - Manual (Page 27)

LSI MegaRAID Userʼs Manual
1-20
11. If no boot storage device is ever set, please select Set Boot Drive
and then select Go to change the settings so that the RAID storage
device could become the first boot device.
12. Now you could see information about all physical drives and logical
drives in the home page of WebBIOS.