Asus RS120-E3/PA2 - Manual (Page 111)

A S U S R S 1 2 0 - E 3 ( P A 2 ) A S U S R S 1 2 0 - E 3 ( P A 2 ) A S U S R S 1 2 0 - E 3 ( P A 2 ) A S U S R S 1 2 0 - E 3 ( P A 2 ) A S U S R S 1 2 0 - E 3 ( P A 2 ) 6 - 7 6 - 7 6 - 7 6 - 7 6 - 7
5. Press <F10>, select the configurable array, then press <SpaceBar>.
The logical drive information appears including a Logical Drive menu
that allows you to change the logical drive parameters.