Prepare your computer. See Preparing your computer and removing the computer cover.
Remove the front bezel. See Front bezel.
Locate the front fan assembly. See Computer components.
Disconnect the front fan assembly cable from the power fan connector on the system board. See Parts on the system board.

Align the rubber mounts of the front fan assembly with the corresponding holes in the chassis. Push the rubber mounts through the holes.

Connect the front fan assembly cable to the front fan connector on the system board. See Parts on the system board.
To work with another piece of hardware, go to the appropriate section.
To complete the installation or replacement, go to Completing the parts replacement.