Dell XPS 720 (Mid 2007) - Manual (Page 154)

154
Removing and Installing Parts
Installing the Power Supply
1 Slide the power supply into place, ensuring that the tabs on the rear wall of the computer chassis latch
into place.
2 Replace the four screws that secure the power supply to the back of the computer chassis.
3 Replace the two hard drive bays.
4 Replace all hard drives installed in the interior hard drive bays (see "Installing a Hard Drive" on
page 110).
5 Replace the optional hard drive fan, if applicable (see "Installing the Optional Hard Drive Fan" on
page 138).
6 Reattach each of the DC power cables that were previously connected, carefully rerouting them as you
found them.
7 Replace the computer cover (see "Replacing the Computer Cover" on page 159).
NOTICE:
To connect a network cable, first plug the cable into the network port or device and then plug it into the
computer.
8 Connect your computer and devices to electrical outlets, and then turn them on.