HP EliteDesk 705 G3 Hardware Reference Manual page 27

15. Grasp the SSD by the sides and carefully pull it (2) out of the socket.
16. Insert the new SSD into the socket on the system board.
NOTE: An SSD can be installed in only one way.
17. Press the SSD connectors (1) firmly into the socket.
18. Press the SSD down to the system board and use the included screw (2) to secure the SSD.
19. Press the hood sensor (1) firmly into place.
20. Set the hard drive cage (2) into the chassis.
Replacing an M.2 PCIe solid state drive (SSD) 21