After you enable the onboard Intel SATA software RAID, please press CTRL-I when you see
below messages during POST.
Intel(R) Matrix Storage Manager option ROM v5.6.2.1002 ICH7R WRAID5
Copyright(c) 2003-06 Intel Corporation. All Rights Reserved.
RAID Volumes:
None defined.
Physical Disks:
Port Drive Model Serial # Size Type/Status (Vol)
2 ST3120026AS 3JT19L0N 111.8GB Member Disk(0)
3 ST3120026AS 5NF1G635 111.8GB Member Disk(1)
Press to enter Configuration Utility