HP ProOne 400 G1 All-in-One Hardware Reference Manual page 32

11. To remove a memory module, press outward on the two latches on each side of the SODIMM
(1), then pull the SODIMM out of the socket (2).
Figure 3-17
12. To install a memory module, slide the SODIMM into the socket at approximately a 30° angle (1),
then press the SODIMM down (2) so that the latches lock it in place.
Figure 3-18
NOTE:
with the tab on the memory socket.
13. Engage the three tabs on the right edge of the fire enclosure shield with the matching slots on
the right side of the chassis and rotate the fire enclosure shield down onto the chassis.
14. Fasten the two screws to secure the fire enclosure shield to the chassis.
15. Place the VESA panel onto the chassis and fasten the three screws to secure the VESA panel to
the chassis.
16. Set the top edge of the access panel down on the top edge of the computer chassis (1). Be sure
to align the hooks on the underside of the top edge of the access panel with the top edge of the
computer.
26 Chapter 3 Hardware repair and upgrade
Removing a memory module
Installing a memory module
A memory module can be installed in only one way. Match the notch on the module