Note: The server does not support a configuration of three microprocessors. The
server supports one, two, or four microprocessors only.
Table 10. DIMM population sequence for memory mirroring mode
DIMMs
Number of
microprocessors
DIMM connector
population
sequence on the
system board
DIMM connector
population
sequence on the
optional
microprocessor and
memory expansion
tray
One microprocessor
1st pair 1 1, 4
2nd pair 1 9, 12
3rd pair 1 2, 5
4th pair 1 8, 11
5th pair 1 3, 6
6th pair 1 7, 10
Two microprocessors
1st set 2 1, 4, 13, 16
2nd set 2 9, 12, 21, 24
3rd set 2 2, 5, 14, 17
4th set 2 8, 11, 20, 23
5th set 2 3, 6, 15, 18
6th set 2 7, 10, 19, 22
Four microprocessors
1st set 4 1, 4, 13, 16 25, 28, 37, 40
2nd set 4 9, 12, 21, 24 33, 36, 45, 48
3rd set 4 2, 5, 14, 17 26, 29, 38 41
4th set 4 8, 11, 20, 23 32, 35, 44, 47
5th set 4 3, 6, 15, 18 27, 30, 39, 42
6th set 4 7, 10, 19, 22 31, 34, 43, 46
Chapter 2. Installing optional devices 47