Dell OptiPlex GX270 - Manual (Page 3)

Small Mini-Tower Computer
Replacing the Chassis Intrusion Switch
1. Slide the chassis intrusion switch into its slot and reconnect the cable to the connector on the control panel.
2. Close the computer cover.
3. Attach the computer stand, if it is used.
4. Connect your computer and devices to electrical outlets, and turn them on.
Resetting the Chassis Intrusion Detector
1. Enter system setup by pressing during the computer's start-up.
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.
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
NOTE: For instructions on using system setup, see the User's Guide.