Asus G75VX - Manual (Page 101)

Notebook PC User Manual A-23
5. When the Capacity item is highlighted, enter the RAID volume
capacity that you want and press <Enter>. The default value
indicates the maximum allowed capacity.
6. When the Create Volume item is highlighted, press <Enter>.
The following warning message appears:
WARNING: ALL DATA ON SELECTED DISKS WILL BE LOST.
Are you sure you want to create this volume? (Y/N):
7. Press <Y> to create the RAID volume and return to the main
menu, or <N> to go back to the CREATE VOLUME menu.