Dell Precision 7920 Tower Owner's Manual

Removing the rear system fan

1. Follow the procedure in Before working inside your computer.
2. Remove the following:
   1. side cover
   2. air shroud
3. To remove the rear system fan assembly:
   1. Remove the two screws [1], and press the tab [2] to rotate the rear system fan into the chassis and remove it from holder.
      
   2. Disconnect the system fan cables from the system board [1, 2].
      CAUTION:Do not pull the connector by the cable wires. Instead, disconnect the cable by pulling on the connector end. Pulling on the cable wires may loosen them from the connector.
      
4. Lift the system fan assembly from the system.