IBM eServer 445 xSeries Hardware Maintenance Manual And Troubleshooting Manual page 120

DIMM
Figure 60. Inserting a DIMM into a DIMM slot
10. Close the DIMM access door.
11. If necessary, reinstall either the top SMP Expansion Module or SMP baffle in
12. Close the top cover.
13. Slide the server into the rack enclosure until it stops; then, secure the server in
14. Connect all external cables and turn on the server.
Note: When you install or remove banks of DIMMs, the server configuration
Hot-replace DIMMs
This section includes the instructions needed to hot-replace DIMMs in the servers
SMP Expansion Module with the power on.
Notes:
1. Ensure that before you attempt to hot-replace a DIMM, the new DIMM is the
2. You can enable the hot-add and hot-replace memory features or you can enable
Attention:
hot-replace or hot-add the DIMMs in the lowest SMP Expansion Module. In order to
gain access to the DIMMs of a lower SMP Expansion Module, you must first
remove the upper SMP Expansion Module which requires you to turn off the server.
See "Removing and replacing DIMMs" on page 108 for information on how to
remove and replace DIMMs while the server is turned off.
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xSeries 445 Type 8870: Hardware Maintenance Manual and Troubleshooting Guide
Attention: If a gap exists between the DIMM and the retaining clips, the
DIMM has not been properly installed. In this case, open the retaining clips
and remove the DIMM; then, reinsert the DIMM.
c. Repeat steps 9a and 9b for each DIMM.
the server. See "Installing the SMP Expansion Module and cover" on page 101
for instructions.
the rack enclosure using the quick release latches.
information changes. Therefore, you must change and save the new
configuration information by using the Configuration/Setup Utility program
(see "Starting the Configuration/Setup Utility program" on page 14).
same size and clock speed and that memory mirroring is enabled.
the fastpath memory feature, but you cannot enable both at the same time. The
fastpath memory feature increases memory performance.
If two SMP Expansion Modules are installed in a server, you can not
Retaining
clip