Dell OptiPlex 7010 (Mid 2012) - Manual (Page 20)

4. Press down the speaker-securing tab and slide the speaker upwards to remove.
Installing the Speaker
1. Slide the speaker downwards into its slot to secure it.
2. Thread the speaker cable into the chassis clip and connect the speaker cable to the system board.
3. Install the cover.
4. Follow the procedures in After Working Inside Your Computer .
Removing the Power Supply
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the cover.
20