RX2540 M1
Upgrade and Maintenance Manual
275
Main memory
10.1.1.3 Mirrored and performance modes
Notes on Mirrored Channel and Performance modes
– Always populate memory modules in triples.
– Same numbers mean identical modules (capacity, rank).
10.1.1.4 Rank Sparing mode
Single-/Dual-Rank RDIMMs
CPU CPU
1
CPU2
channel A
B
D
C
E
F
H
G
DIMM
1A
2A
3A
1B
2B
3B
1D
2D
3D
1C
2C
3C
1E
2E
3E
1F
2F
3F
1H
2H
3H
1G
2G
3G
#
1 CPU populated
4
1
1
1
1
8
1
2
1
2
1
2
1
2
12
1
2
3
1
2
3
1
2
3
1
2
3
2 CPUs populated
8
1
1
1
1
2
2
2
2
12
1
3
1
3
1
3
1
3
2
2
2
2
16
1
3
1
3
1
3
1
3
2
4
2
4
2
4
2
4
20
1
3
5
1
3
9
1
3
5
1
3
5
2
4
2
4
2
4
2
4
24
1
3
5
1
3
9
1
3
5
1
3
5
2
4
6
2
4
6
2
4
6
2
4
6
Summary of Contents for PRIMERGY RX2540 M1
Page 24: ...24 Upgrade and Maintenance Manual RX2540 M1 Contents ...
Page 38: ...38 Upgrade and Maintenance Manual RX2540 M1 Before you start ...
Page 68: ...68 Upgrade and Maintenance Manual RX2540 M1 Basic hardware procedures ...
Page 150: ...150 Upgrade and Maintenance Manual RX2540 M1 Hard disk drives solid state drives ...
Page 158: ...158 Upgrade and Maintenance Manual RX2540 M1 System fan ...
Page 316: ...316 Upgrade and Maintenance Manual RX2540 M1 Processors ...
Page 330: ...330 Upgrade and Maintenance Manual RX2540 M1 Accessible drives ...
Page 362: ...362 Upgrade and Maintenance Manual RX2540 M1 Front panel and external front connectors ...
Page 410: ...410 Upgrade and Maintenance Manual RX2540 M1 System board and components ...
Page 418: ...418 Upgrade and Maintenance Manual RX2540 M1 Cables ...
Page 438: ...438 Upgrade and Maintenance Manual RX2540 M1 Appendix ...