Dell OptiPlex 760 - Manual (Page 80)

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Dell™ OptiPlex™ 760 Service Manual
Chassis Intrusion Switch
Chassis Intrusion Switch
Removing the Chassis Intrusion Switch
1. Follow the procedures in Working on Your Computer .
2. Remove the computer cover (see Removing the Computer Cover ).
3. Disconnect the chassis intrusion switch cable from the system board by using two fingers to squeeze the release mechanism on one side of the
connector as you pull to disconnect the cable connector.
4. Slide the chassis intrusion switch out of its slot in the metal bracket, and then push it down through the square hole in the bracket to remove the switch
and its attached cable from the computer.
Replacing the Chassis Intrusion Switch
1. Gently insert the switch from underneath the metal bracket into the square hole in the bracket, and then slide the chassis intrusion switch into its slot
until you feel it snap securely into place.
2. Reconnect the chassis intrusion switch cable to the system board.
3. Replace the computer cover (see Replacing the Computer Cover ).
Resetting the Chassis Intrusion Detector
1. Turn on (or restart) your computer.
2. When the DELL™ logo appears, press 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.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
NOTE: You may feel a slight resistance as you slide the switch out of the slot.
1 chassis intrusion switch 2 chassis intrusion switch cable