HP EliteBook 840 G1 Notebook PC - Manual (Page 59)

Using hard drives
CAUTION: To prevent information loss or an unresponsive system:
Save your work and shut down the computer before adding or replacing a memory module or hard
drive.
If you are not sure whether the computer is off, turn the computer on by pressing the power button.
Then shut down the computer through the operating system.
Removing or replacing the service door
Removing the service door
Remove the service door to access the battery, memory module slot, hard drive, and other
components.
1. With the computer turned over, slide the service door release latch to the unlock position (1).
and (2) remove the screw (if the optional screw is being used), or, if the screw is not in used,
simply slide the release latch to the right (3).
NOTE: If you want to use the optional security screw, it is stored inside the service door.
2. Slide the service door towards the front of the computer (4) and lift to remove the service door
(5).
Using hard drives 49