NEC Express5800 User Manual page 305

9.
Align the guide on the support bracket then, insert the hard disk drive cage into the server
carefully.
IMPORTANT:
Be careful not to make the hard disk drive cage hit on any
components on the mother board.
When inserting the cage, be careful not to have the hard disk drive
damage the cables.
10.
Secure the hard disk drive cage with the four screws removed in step 5.
Upgrading Your Server 9-15