Dell Dimension U7021 Owner's Manual page 101

6 Check all cable connections, and fold cables out of the way to provide airflow for the fan and
cooling vents.
7 Close the computer cover (see page 114).
NOTICE:
To connect a network cable, first plug the cable into the network wall jack and then plug it into
the computer.
8 Connect your computer and devices to electrical outlets, and turn them on.
See the documentation that came with the drive for instructions on installing any software
required for drive operation.
9 Enter system setup (see page 120) and select the appropriate Drive option.
10 Verify that your computer works correctly by running the Dell Diagnostics (see page 56).
power cable
tabs (2)
data cable
CD/DVD drive
Removing and Installing Parts
101