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• The maximum system memory is 16 GB (one 4 GB memory module installed in each of the four memory
slots).
For more information about the memory modules in your specic server model, use the Setup Utility
program. See “Viewing information in the Setup Utility program” on page 21.
For a list of supported ThinkServer memory module options, go to: http://www.lenovo.com/thinkserver
The following illustration helps you to locate the memory slots on the system board.
Figure11. Memory slots on the system board
1 Memory slot (DIMM1) 3 Memory slot (DIMM3)
2 Memory slot (DIMM2) 4 Memory slot (DIMM4)
The following table explains the memory module installation rules for your server. The “X” mark indicates the
memory slots into which the memory modules should be installed in different situations.
Note: The installed memory modules must be the same type with the same voltage and frequency.
Table 1. Memory module installation rules
DIMM DIMM1 DIMM2 DIMM3 DIMM4
One DIMM
X
Two DIMMs X X
Three DIMMs X X X
Four DIMMs X X X X
42 ThinkServer TS140 User Guide