Dell OptiPlex 7010 Small Form Factor Desktop Computer - Manual (Page 73)

Steps
1. Remove the intrusion-switch cable from the routing guides on the chassis.
2. Disconnect the intrusion-switch cable from the connector on the system board.
3. Slide and lift the Intrusion switch away from the computer.
Installing the Intrusion switch
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the Intrusion switch and provides a visual representation of the installation
procedure.
Removing and installing Field Replaceable Units (FRUs) 73