Dell Vostro 400 (Mid 2007) - Manual (Page 145)

Removing and Installing Parts
145
11 Connect your computer and devices to electrical outlets, and then turn
them on.
12 Configure the drives in system setup (see "Entering System Setup" on
page 174).
Installing an Optical Drive
1 Follow the procedures in "Before You Begin" on page 101.
2 Remove the computer cover (see "Removing the Computer Cover" on
page 103).
3 Remove the bezel (see "Removing the Bezel" on page 123).
4 Gently slide the drive into place.
5 Align the screw holes in the optical drive with the screw holes in the optical
drive bay.
6 Replace and tighten the two screws securing the optical drive.
7 Connect the power and data cables to the drive.
8 Connect the data cable to the system board connector on the system
board.