Dell Precision M2400 (Mid 2008) - Manual (Page 60)

7. Attach the side of the cover where it is angled, ensuring the tabs on the cover fit properly into the notches on the carrier.
8. Set the cover in place and replace the three M2.5 x 5-mm screws.
9. Slide the release latch carrier into the hard drive carrier.
10. Replace the M2.5 x 5-mm screw that holds the carrier for the release latch in place.
11. Slide the release latch into the hard drive carrier.
12. Replace the M2.5 x 5-mm screw that holds the release latch in place.
1 hard drive carrier 2 M2.5 x 5-mm screws (4)
3 hard drive 4 hard drive bracket
1 notches in hard drive carrier 2 tabs on carrier cover
3 M2.5 x 5-mm screws (3)
1 M2.5 x 5-mm screw 2 release latch carrier
3 hard drive carrier