Dell OptiPlex GX50 - Manual (Page 15)

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 <F2> 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 <Alt><B> to restart the computer and implement your changes.
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