- Notes, cautions, and warnings
- Working on your computer
- Technology and components
- Major components of your system
- Disassembly and reassembly
- Recommended tools
- Screw list
- Cover
- PSU hinge
- Bezel
- Memory module
- Hard drive
- Optical drive
- Graphics card
- WLAN module and SMA antenna
- IO panel
- Power button module
- Speaker
- Intrusion switch
- Solid state drive
- Coin cell battery
- Power supply unit
- Front fan
- Top fan
- Heatsink assembly
- Voltage regulator heat sink
- Processor
- System board
- Troubleshooting
- Getting help and contacting Dell
- Optional IO card
- Cable cover
- Dust filter
- Chassis rubber feet
Precision 3640 Tower Service Manual
Removing the intrusion switch
Prerequisites
- Follow the procedure in before working inside your computer.
- Remove the cover.
- Open the psu hinge.
About this task
The following images indicate the location of the intrusion switch and provides a visual representation of the removal procedure.
Steps
- Disconnect the intrusion switch cable from the connector on the system board and undo the cable that is routed along the clips on the chassis.
- Slide the intrusion switch and push it to remove it from its slot in the chassis.
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