Dell XPS 720 (Mid 2007) - Manual (Page 135)

Removing and Installing Parts
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2 Insert the tabs along the bottom of the fan cage into the corresponding slots on the cage housing, then
rotate the fan cage forward until it snaps into place.
3 Connect the fan cable to the FAN_CAGE connector on the system board (see "System Board
Components" on page 89).
4 Replace any expansion cards that you removed (see "Installing PCI and PCI Express Cards" on
page 97).
5 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 your
computer.
6 Connect your computer and devices to electrical outlets, and then turn them on.
Removing the CPU Fan
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 Disconnect the fan cable from the FAN1_CPU connector on the system board (see "System Board
Components" on page 89).
1 card fan 2 rubber grommet (4) 3 fan cage
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