Lenovo HX3510-G, Installation And Service Manual

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Table 13. Memory mirrored channel mode DIMM population sequence
Number of installed microprocessors DIMM connector population sequence
1, 4
9, 12
2, 5
8, 11
3, 6
1
7, 10
1, 4
13, 16
9, 12
21, 24
2, 5
14, 17
8, 11
20, 23
19, 22
3, 6
15, 18
2
7, 10
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 35. When you use the memory rank sparing feature,
consider the following information:
• The memory rank sparing feature is supported on server models with an Intel Xeon™ E5-2600 v4 series
microprocessor.
• The maximum available memory is reduced when memory rank sparing mode is enabled.
The following diagram lists the DIMM connectors on each memory channel.
DIMM 3 DIMM 9 DIMM 6 DIMM 12 DIMM 2 DIMM 8 DIMM 5 DIMM 11 DIMM 1 DIMM 7 DIMM 4 DIMM 10
Microprocessor 1
Channel
CPU1
DIMM 15 DIMM 21 DIMM 18 DIMM 24 DIMM 14 DIMM 20 DIMM 17 DIMM 23 DIMM 13 DIMM 19 DIMM 16 DIMM 22
Microprocessor 2
CPU2
Figure 61. Connectors on each memory channel
Follow the installation sequence for rank sparing mode:
Chapter 5
.
Removing, and replacing components
133