IBM xSeries 346 Hardware Maintenance Manual And Troubleshooting Manual page 50

v You can enable either online-spare memory or memory mirroring, but not both at
v When you install or remove DIMMs, the server configuration information
The following illustration shows how to install DIMMs on the system board.
Complete the following steps to install a DIMM:
1. Read the "Installation guidelines" on page 23.and the safety information
2. Turn off the server and disconnect all power cords and external cables (see
3. Remove the air baffle (see "Removing the air baffle" on page 28).
4. Locate the DIMM connectors on the system board and determine the
5. Touch the static-protective package that contains the DIMM to any unpainted
6. Complete the following steps to install the DIMM. Repeat these steps for each
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xSeries 346 Types 8840 and 1880: Hardware Maintenance Manual and Troubleshooting Guide
Table 5. Online-spare memory DIMM connector assignments (continued)
Active DIMM connectors
1 and 2
3 and 4
1 and 2
3 and 4
5 and 6
the same time.
changes. When you restart the server, the system displays a message indicating
that the memory configuration has changed.
beginning on page 113.
"Turning off the server" on page 7); then, remove the server cover (see
"Removing the cover" on page 27).
connectors into which you will install the DIMMs.
metal surface on the server. Then, remove the DIMM from the package.
DIMM that you install.
a. Turn the DIMM so that the DIMM keys align correctly with the connector on
the system board.
Online-spare memory DIMM connectors
5 and 6
7 and 8