ASROCK K7NF2-RAID Installation And Configuration Manual page 13

Create RAID 1
Within RAID Disk Configuration, use the up and down arrow key
to highlight the target array mode that you want to create, and press
<Enter> to confirm the selection.
Advanced
RAID Disk Configuration
SATA1 as RAID
SATA2 as RAID
v02.53 (C) Copyright 1985-2004. American Megatrends, Inc.
Then, the below window appears.
NVIDIA RAID IDE ROM BIOS 4.81
Copyright (C) 2004 NVIDIA Corp.
Detecting array . . .
0 Healthy NVIDIA RAID 1 74.54G
Press F10 to enter RAID setup utility . . .
After rebooting your computer, wait until you seee the RAID software
prompting you to press <F10>. The RAID prompt appears as a part of
the system POST and boot process prior to loading the OS. You have
a few seconds to press <F10> before the window disappears.
BIOS SETUP UTILITY
[Enabled]
[Enabled]
13
Set SATA as RAID.
Select Screen
Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit