NEC Express5800 User Manual page 174

5-40 Installing the Operating System with Express Setup
8.
Select the installing Operating System.
Select [Install the Windows (32bit editions)] or [Install the Windows (64bit editions)]
from the menu, click [Next].
9.
Enter the setting of a logical drive.
[Enter RAID settings] steps are displayed. Confirm the parameters, modify if necessary,
and then click [Next].