Fujitsu PRIMERGY RX2520 M4

RX2520 M4 Upgrade and Maintenance Manual 239
Main memory
Mirrored Channel mode with different modules
– Modules with same numbers must be identical.
– Different numbers may designate different modules but can also be
identical; e.g "1" is a 8GB module and "2" is a 16GB module or also a 8GB
module.
Figure 141: Mirrored channel mode with different modules
CPU
channel
# DIMMs
2 11
3 111
4 11 22
5 1112 2
6 1112 22
4 11 2 2
5 111 2 2
6 111 222
7 11 22 333
8 11 22 3 3 44
9 1112 2 3 3 44
10 1 112 2 3 3 344
11 1 112 2 23 3 344
12 1 112 2 23 3 344 4
CPU 1
CPU2
iMC0
iMC1
iMC0
iMC0
M
A
B
C
D
E
F
G
H
J
K
L
1E
1F
1A
1B
1C
1 CPU populated
2 CPU populated
1K
1L
1M
1G
1H
1J
1D