Installing System Fan - Dell OptiPlex XE3 Tower Service Manual

Disconnect the system fan cable from the connector on the system board [1].
b. Stretch the grommets (4) securing the fan to the computer to ease the removal of the system fan [2].
c. Lift the system fan out of the computer [3].

Installing system fan

1. Align the grooves of the system fan with the grommets on the chassis wall [1].
2. Pass the grommets through the corresponding grooves on the system fan.
3. Stretch the grommets and slide the system fan toward the computer until it locks into place [2].
NOTE: Install the lower two grommets first.
4. Connect the system fan cable to the connector on the system board [3].
Disassembly and reassembly 55