Store the faceplate and screws in a safe place; you may want to install it again later. Then go to “Connecting the Cables” on page
7.To insert a hard disk drive, align the guiderails on each side of the drive with the notches on each side of the drive bay and slide the drive all the way into the bay, as shown below. Secure the guiderails to the computer case with the two retaining screws.
notch
guiderail
Installing and Removing Drives