Lenovo ThinkSystem SR950 Setup Manual page 222

Figure 32. Memory module locations
Table 216. Memory module locations on each system board
DIMM number
System board 1
(lower board, lower
tray) DIMM number
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
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System board 2 System board 3
(upper board, lower (lower board, upper
tray) DIMM number tray) DIMM number
25 49
26 50
27 51
28 52
29 53
30 54
31 55
32 56
33 57
34 58
35 59
36 60
37 61
38 62
39 63
40 64
41 65
42 66
43 67
44 68
45 69
46 70
System board 4
(upper board, upper
tray) DIMM number
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94