HP Compaq Presario CQ56-110US Notebook PC - Manual (Page 49)

3. Align the tabs (1) on the hard drive cover with the notches on the computer.
4. Close the cover (2).
5. Tighten the hard drive cover screws (3).
6. Replace the battery.
7. Turn the computer right-side up.
8. Reconnect external power and external devices.
9. Turn on the computer.
Replacing or upgrading the hard drive 41