Lenovo System x3650 M5 Installation And Service Manual page 187

Microprocessor 2
CPU2
Figure 96. Connectors on each memory channel
The following table shows the installation sequence for memory mirrored channel
mode:
Table 12. Memory mirrored channel mode DIMM population sequence
Number of installed microprocessors
1
2
Memory rank sparing:
The memory rank sparing feature disables the failed memory from the system
configuration and activates a rank sparing DIMM to replace the failed active
DIMM.
You can enable rank sparing memory in the Setup utility, select System Settings >
Memory. For more information, see "Using the Setup utility" on page 47. When
you use the memory rank sparing feature, consider the following information:
v The memory rank sparing feature is supported on server models with an Intel
™
Xeon E5-2600 v3 series microprocessor.
v The maximum available memory is reduced when memory rank sparing mode
is enabled.
The following diagram lists the DIMM connectors on each memory channel.
Channel
Microprocessor 1
CPU1
DIMM connector population sequence
1, 4
9, 12
2, 5
8, 11
3, 6
7, 10
1, 4
13, 16
9, 12
21, 24
2, 5
14, 17
8, 11
20, 23
19, 22
3, 6
15, 18
7, 10
Chapter 5. Removing and replacing components
173