Installing A Dimm - IBM System x3650 M2 Installation And User Manual

Installing a DIMM

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The following table lists the installation sequence for installing DIMMs in
memory-mirroring mode.
Table 12. Memory-mirroring mode DIMM population sequence
DIMMs
First pair of DIMMs
Second pair of DIMMs
Third pair of DIMMs
Fourth pair of DIMMs
Fifth pair of DIMMs
Sixth pair of DIMMs
Note: DIMM connectors 7, 8, 15, and 16 are not used in memory-mirroring mode.
When you install or remove DIMMs, the server configuration information changes.
When you restart the server, the system displays a message that indicates that the
memory configuration has changed.
To install a DIMM, complete the following steps.
1. Read the safety information that begins on page vii and "Installation guidelines"
on page 36.
2. Turn off the server and peripheral devices, and disconnect the power cord and
all external cables (see "Turning off the server" on page 21).
3. Remove the server cover (see "Removing the cover" on page 43).
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Number of installed
microprocessors DIMM connector
1 3, 6
1 2, 5
1 1, 4
2 14, 11
2 13, 10
2 12, 9
Chapter 2. Installing optional devices
85