Resetting the chassis intrusion detector – Dell OptiPlex GX620 User Manual
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1.
Gently slide the chassis intrusion switch into its slot and reconnect the cable to the system board.
2.
Replace the computer cover
.
3.
Attach the computer stand, if it is used.
Resetting the Chassis Intrusion Detector
1.
Turn on (or restart) your computer.
2.
When the blue DELL™ logo appears, press <F2> immediately.
If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop. Then shut down your
computer and try again.
3.
Select the Chassis Intrusion option and then press the left- or right-arrow key to select Reset. Change the setting to On, On-Silent, or Disabled.
4.
Press <Alt><b> to restart the computer and implement your changes.
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NOTE:
The default setting is On-Silent.