Dell XPS 720 (Mid 2007) - Manual (Page 123)

Removing and Installing Parts
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8 Check all cable connections and fold cables out of the way to avoid blocking airflow between the fan
and cooling vents.
9 Replace the drive panel (see "Replacing the Drive Panel" on page 114).
10 Replace the computer cover (see "Replacing the Computer Cover" on page 159).
NOTICE:
To connect a network cable, first plug the cable in to the network port or device and then plug it in to the
computer.
11 Connect your computer and devices to their electrical outlets, and turn them on.
See the documentation that came with the drive for instructions on installing any software required for
drive operation.
12 Enter system setup (see "Entering System Setup" on page 166) and select the appropriate USB for
FlexBay option.
Optical Drive
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the Product
Information Guide.
Removing an Optical Drive
1 Follow the procedures in "Before You Begin" on page 85.
2 Remove the computer cover (see "Removing the Computer Cover" on page 86).
3 Remove the drive panel (see "Removing the Drive Panel" on page 113).
4 Disconnect the power and data cables from the back of the drive.
NOTE:
If you are uninstalling your only optical drive and will not replace it at this time, disconnect the data
cable from the system board and set it aside.