Dell Precision T7400 (Late 2007) - Manual (Page 264)

264 Adding and Replacing Parts
10 Check all cable connections and fold cables out of the way to avoid
blocking airflow between the fan and cooling vents.
11 Reinstall the drive panel (see "Replacing the Drive Panel" on page 249).
12 Replace the computer cover (see "Replacing the Computer Cover" on
page 145).
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.
13 Connect your computer and devices to their electrical outlets, and turn
them on.
1 interface cable 2 Media Card Reader connector (USB)
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