HP EliteBook 2540p Notebook PC - Manual (Page 97)

3. Replace the 6 hard drive carrier screws.
4. Align the tabs (1) on the memory module compartment cover with the notches on the computer.
5. Lower the cover (2), and then press down on the cover to snap it into place.
6. Tighten the 3 memory module compartment cover screws (3).
7. Replace the battery.
8. Turn the computer right-side up, and then reconnect external power and external devices.
9. Turn on the computer.
Replacing a hard drive 85