Removing The Intrusion Switch; Installing The Intrusion Switch - Dell OptiPlex 3020 Owner's Manual

Removing the Intrusion Switch

1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the:
a) cover
b) heat sink assembly
3. Disconnect the intrusion-switch cable from the system board.
4. Slide the intrusion switch toward the bottom of the chassis and remove it from the computer.

Installing the Intrusion Switch

1. Insert the intrusion-switch into the chassis rear and slide it outward to secure it.
2. Connect the intrusion-switch cable to the system board.
3. Install the:
a) heat sink assembly
b) cover
4. Follow the procedures in After Working Inside Your Computer.
24 Disassembly and reassembly