IBM System x3850 X5 Installation And User Manual page 101

The following illustration shows the locations of the DIMM connectors on the
system-board tray.
To install a DIMM (memory module) in the memory expansion module, complete
the following steps.
Note: The memory expansion module might come with DIMM fillers on DIMM
connectors that are not populated. Remove them before you install DIMMs in
those connectors.
1. Read "Safety" on page v and "Installation guidelines" on page 38.
2. Turn off the host server (see "Turning off the server" on page 19) and all
attached peripheral devices. Disconnect all power cords; then, disconnect all
external cables from the server. Disconnect all power cords; then, disconnect
all external cables from the memory expansion module.
3. Remove the bezel (see "Removing the bezel" on page 47).
4. Remove the system-board tray (see "Removing the memory expansion module
system-board tray" on page 82).
5. Remove any DIMM fillers from the DIMM connectors that you want to
populate.
6. Touch the static-protective package that contains the new DIMM to any
unpainted metal surface on the outside of the memory expansion module;
then, remove the DIMM from the package.
Chapter 2. Installing optional devices
87