Steps
1. Slide the intrusion switch into the intrusion switch slot.
2. Connect the intrusion switch cable to the connector on the system board.
Next steps
Follow the procedure listed in After working inside your system.
Related References
System board connectors
Internal dual SD module (optional)

Removing an internal SD card

Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only
perform troubleshooting and simple repairs as authorized in your product documentation, or as
directed by the online or telephone service and support team. Damage due to servicing that is
not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that came with the product.
NOTE: When the Redundancy option is set to Mirror Mode in the Integrated Devices screen of
System Setup, the information is replicated from one SD card to another.
1. Ensure that you read the Safety instructions.
2. Follow the procedure listed in Before working inside your system.
Steps
Locate the SD card slot on the internal dual SD module and press the card to release it from the slot.
Temporarily label each SD card with its corresponding slot before removal. Install the SD card(s) into
the same slots.
Next steps
Install the SD card.

Installing an internal SD card

Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only
perform troubleshooting and simple repairs as authorized in your product documentation, or as
directed by the online or telephone service and support team. Damage due to servicing that is
not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that came with the product.
1. Ensure that you read the Safety instructions.
2. Follow the procedure listed in Before working inside your system.
3. Ensure that the Internal SD Card Port option is enabled in System Setup.
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