Intrusion Switch - Dell Precision 7920 Rack Owner's Manual

CAUTION: The cooling fans are hot swappable. To maintain proper cooling while the system is on, replace only one fan at a time.
Step
Press the release tab and lift the cooling fan out of the cooling fan assembly.
Installing cooling fan
1 Holding the release tab, align the connector at the base of the cooling fan with the connector on the system board.
2 Slide the cooling fan into the cooling fan assembly until the release tab locks into place.

Intrusion switch

Removing intrusion switch
Prerequisite
1 Remove the cooling fan assembly.
Step
Press the intrusion switch and slide it out of the from the intrusion switch slot.
Removing and installing components 35