Dell Precision T3400 (Late 2007) - Manual (Page 51)

About RAID Configurations
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11 Use the up- and down-arrow keys to select Exit, and press .
12 Install the operating system (see "Restoring Your Operating System" on
page 136).
Creating a RAID Level 10 Configuration
1 Set your computer to RAID-enabled mode (see "Setting Your Computer to
RAID-Enabled Mode" on page 48).
2 Press when you are prompted to enter the Intel RAID Option
ROM utility.
3 Use the up- and down-arrow keys to highlight Create RAID Volume, and
press .
4 Enter a RAID volume name or accept the default, and press .
5 Use the up- and down-arrow keys to select RAID10(Mirror), and press
.
6 Press the up- and down-arrow keys and spacebar to select the four drives
you want to use to make up your volume, and then press .
7 Select the desired capacity for the volume, and press . The
default value is the maximum available size.
8 Press to create the volume.
9 Press to confirm that you want to create the RAID volume.
10 Confirm that the correct volume configuration is displayed on the main
Intel RAID Option ROM utility screen.
11 Use the up- and down-arrow keys to select Exit, and press .
12 Install the operating system (see "Restoring Your Operating System" on
page 136).
Deleting a RAID Volume
NOTE:
When you perform this operation, all data on the RAID drives will be lost.
NOTE:
If your computer currently boots to RAID and you delete the RAID volume in
the Intel RAID Option ROM utility, your computer will become unbootable.
1 Press when you are prompted to enter the Intel RAID Option
ROM utility.