HP Compaq 6005 Pro MT Hardware Reference Manual page 47

9. Slide the cover on the carrier (1) and replace the screw on the rear of the carrier to secure the cover
in place (2).
Figure 2-40
10. Slide the hard drive carrier into the enclosure on the computer and lock it with the key provided.
NOTE:
ENWW
Replacing the Carrier Cover
The carrier must be locked for power to be supplied to the hard drive.
Installing and Removing Drives 41