Lenovo THINKSERVER 3821 User Manual
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1
CPU 1
2
CPU 2
The following table lists the installation sequence for installing DIMMs in
memory-mirroring mode.
Table 13. Memory-mirroring mode DIMM population sequence
DIMMs
Number of installed
microprocessors
DIMM connector
First pair of DIMMs
1
3, 6
Second pair of DIMMs
1
2, 5
Third pair of DIMMs
1
1, 4
Fourth pair of DIMMs
2
14, 11
Fifth pair of DIMMs
2
13, 10
Sixth pair of DIMMs
2
12, 9
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.
Figure 2. Memory connectors associated with each microprocessor
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ThinkServer TD200x Types 3719, 3821, 3822, and 3823: Hardware Maintenance Manual