Hard Drive - Dell Precision 7920 Rack Owner's Manual

Installing intrusion switch
Steps
1 Align the tabs on the intrusion switch with the slots on the cooling fan assembly.
2 Pull the intrusion switch up and push it until the switch locks in place.
Next step
1 Install the cooling fan assembly.

Hard drive

Removing hard drive blank
Prerequisite
1 If installed, remove the front bezel.
CAUTION:
Step
Press the release button and slide the hard drive blank out of the hard drive slot.
36 Removing and installing components
To maintain proper system cooling, all empty hard drive slots must have hard drive blanks installed.