4. You will see four hard disk trays. Pull one hard disk tray out.
a. If
you are using 3.5” hard disks, place the hard disk into the
hard disk tray. Secure the hard disk on the two sides with the
4 screws (for securing 3.5” hard drives) provided.
b.
If you are using 2.5” hard disks, align the hard disk with the 4
smaller holes on the hard disk tray, and secure the hard disk
from the bottom with the screws (for securing 2
.5” hard
drives) provided.