HP EliteDesk 800 Hardware Reference Manual page 28

7. Locate the solid-state drives on the system board.
8. Remove the screw securing a solid-state drive to the system board (1).
9. Grasp the solid-state drive by the sides and carefully pull it out of the socket (2).
10. Remove the screw holder from the solid-state drive (3) for use on the replacement solid-state drive.
11. Insert the screw holder into the niche on the end of the new solid-state drive (1).
12. Insert the new solid-state drive into the socket on the system board and press the solid-state drive
connectors (2) firmly into the socket.
NOTE:
22 Chapter 3 Hardware upgrades
A solid-state drive can be installed in only one way.