Lenovo ThinkServer TD340 User Manual
Page 107
Table 5. Memory module installation rules for servers with one microprocessor
CPU1 DIMM
A1
A2
B1
B2
C1
C2
One DIMM
X
Two DIMMs
X
X
Three DIMMs
X
X
X
Four DIMMs
X
X
X
X
Six DIMMs
X
X
X
X
X
X
The following table explains the memory module installation rules for servers that have two microprocessors
(CPU1 and CPU2) installed. The “X” mark indicates the memory slots into which the memory modules
should be installed in different situations.
Note: Ensure that you observer the installation guidelines at the beginning of this topic.
Figure 45. CPU1 DIMMs and CPU2 DIMMs
Table 6. Memory module installation rules for servers with two microprocessors
CPU1 DIMM
CPU2 DIMM
A1
A2
B1
B2
C1
C2
D1
D2
E1
E2
F1
F2
Two DIMMs
X
X
Four DIMMs
X
X
X
X
Six DIMMs
X
X
X
X
X
X
Eight DIMMs
X
X
X
X
X
X
X
X
Twelve DIMMs
X
X
X
X
X
X
X
X
X
X
X
X
The following section explains the memory module installation rules in independent mode, mirroring mode,
sparing mode, and lockstep mode.
.
Installing, removing, or replacing hardware
95