Dell OptiPlex GX260 - Manual (Page 20)

2. Slide the chassis intrusion switch out of its slot and remove the switch and its attached cable from the chassis.
Replacing the Chassis Intrusion Switch
To replace the chassis intrusion switch, follow the " Removing the Chassis Intrusion Switch " procedures in reverse order.
Resetting the Chassis Intrusion Detector
1. Enter system setup by pressing during the computer's POST.
NOTE: For instructions on using system setup, see the User's Guide.
2. Under the System Security tab, reset the Chassis Intrusion option by pressing the left- or right-arrow key to select
Reset. Change the setting to Enabled, Enabled-Silent, or Disabled.
NOTE: The default is Enabled-Silent.
NOTE: If a setup password has been assigned by someone else, contact the network administrator for information on
resetting the chassis intrusion detector.
3. Press to restart the computer and implement your changes.
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