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Dell OptiPlex 3020–Small Form Factor Owner's Manual

Removing the Intrusion Switch

  1. Follow the procedures in Before Working Inside Your Computer .
  2. Remove the:
    1. cover
    2. 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.
    Figure displaying how to disconnect the intrusion cable from the system board and chassis.

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