Dell OptiPlex 3010 (Mid 2012) - Manual (Page 17)

4. Slide the intrusion switch toward the chassis bottom and remove it from the system board.
Related Links
Installing The Intrusion Switch
Installing The Chassis Intrusion Switch
1. Insert the intrusion switch into the chassis rear and slide it toward the chassis top to secure it.
2. Connect the intrusion-switch cable to the system board.
3. Install the cover .
4. Follow the procedures in After Working Inside Your Computer .
Related Links
Removing The Intrusion Switch
Removing The Speaker
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the cover .
3. Disconnect the speaker cable from the system board.
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