Dell OptiPlex 3040M Series - Installing the System Fan

4. Disconnect the speaker cable and system fan cable from the connectors on the system board.
Installing the system fan
1. Connect the speaker cable and system fan cable to the connectors on the system board.
2. Place the system fan on the computer and slide the system fan until it clicks into place.
3. Install the cover.
4. Follow the procedure in After Working Inside Your Computer.
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