Dell Latitude 3540 - Installing the System Fan

3. Perform the steps as shown in the illustration:
a) Disconnect the system-fan cable from the system board.
b) Remove the screw that secures the system fan to the system board.
c) Lift the system fan from the system board.
Installing the System Fan
1. Align the system fan in its place on the system board.
2. Tighten the screw to secure the system fan to the system board.
3. Connect the system-fan cable to the system board.
4. Install:
a) system board
b) WLAN card
c) palmrest
d) keyboard
e) optical drive
f) hard drive
g) memory module
h) access panel
i) battery
5. Follow the procedures in After Working Inside Your Computer .
26