IBM eServer xSeries 445 Type 8870 Option Installation Manual page 58

10. Close the top cover.
11. Slide the server into the rack enclosure until it stops; then, secure the server in
Hot-add DIMMs
This section provides the instructions for hot-adding DIMMs to your server SMP
Expansion Module with the power on.
Attention:
v If two SMP Expansion Modules are installed in a server, you cannot hot-replace
v If memory mirroring is enabled, you will have to shut down the operating system
v The server must have a minimum of 4 GB of memory installed before you can
Complete the following steps to hot-add DIMMs to your server SMP Expansion
Module:
1. Read the safety information beginning on page v and "Installation guidelines" on
2. Pull out on the quick release latches on each side of the server; then, pull the
3. Open the top cover; then if necessary, remove the SMP baffle.
4. Open the DIMM access door on the SMP Expansion Module.
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xSeries 445 Type 8870: Option Installation Guide
c. Repeat steps 8a and 8b for each DIMM.
9. Close the DIMM access door; then if necessary, reinstall the SMP baffle.
the rack enclosure using the quick release latches.
or hot-add the DIMMs in the lowest SMP Expansion Module. 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 42 for information on how to remove
and replace DIMMs while the server is turned off.
and restart the server; then, use the Configuration/Setup Utility program to
disable memory mirroring. (See "Enabling or disabling memory mirroring" on
page 42, for instructions.)
configure the hot-add memory feature.
page 11.
server out of its rack enclosure until it stops.
Notes:
a. Ensure that you hot-add two DIMMs at a time, and that the new DIMMs are
the same size and clock speed.
b. Ensure that memory mirroring is disabled, and that the ports to which you
intend to add DIMMs is empty.