System Fan; Removing System Fan (35 W Optional); Installing System Fan (35 W Optional) - Dell OptiPlex 3050 Owner's Manual

3 Replace the M2x2.5 screw to secure the heat sink to the chassis.
4 Install the:
a system board shield
b back cover
c optical drive
d stand
5 Follow the procedure in

System fan

Removing system fan (35 W optional)

1 Follow the procedure in
2 Remove the:
a stand
b optical drive
c back cover
d system board shield
3 To remove system fan:
a Disconnect the system fan cable [1].
b Remove the M3.5x5 screws that secure the system fan to the system board [2].
c Lift the system fan away from the computer [3].

Installing system fan (35 W optional)

1 Place the system fan to align with the screw holders on the chassis.
2 Replace the M3.5x5 screws to secure the system fan to the chassis.
After working inside your computer.
Before working inside your computer.
Removing and installing components 21