HP Compaq dc5800 Hardware Reference Manual page 26

8. Open both latches of the memory module socket (1), and insert the memory module into the socket
(2).
Figure 2-10
NOTE:
the tab on the memory socket.
A DIMM must occupy the black XMM1 socket.
For maximum performance, populate the sockets so that the memory capacity is spread as equally
as possible between Channel A and Channel B. Refer to
for more information.
9. Push the module down into the socket, ensuring that the module is fully inserted and properly
seated. Make sure the latches are in the closed position (3).
10. Repeat steps 8 and 9 to install any additional modules.
11. Replace the access panel.
12. If the computer was on a stand, replace the stand.
13. Reconnect the power cord and turn on the computer.
14. Lock any security devices that were disengaged when the access panel was removed.
The computer should automatically recognize the additional memory the next time you turn on the
computer.
20 Chapter 2 Hardware Upgrades
Installing a DIMM
A memory module can be installed in only one way. Match the notch on the module with
Populating DIMM Sockets on page 18
ENWW