Dell Vostro 14 (5480, Late 2014) - Manual (Page 17)

Removing the System Fan
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove:
a. base cover
b. battery
3. Perform the steps as shown in the illustration:
a. Disconnect the left system fan cable from its connector on the system board.
b. Remove the screws that secure the left system fan to the system board.
4. Lift and remove the left system fan from the computer.
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