Lenovo ThinkAgile VX 4-Socket 4U Certified Node, User Manual

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If the system board is already installed in the server:
1. If the front cover is installed, remove it. See “Remove the front cover” on page 131.
2. Remove the compute tray with the system board where you are installing the memory module. See
“Remove a compute tray” on page 115.
3. If you are installing a memory module in the lower compute system board, remove the upper system
board or system board filler. See “Remove a system board” on page 109.
Note:
The same procedure is used to install memory modules and memory module fillers.
Figure 97. Memory module locations
Table 34. Memory module locations on each system board
DIMM number System board 1
(lower board, lower
tray) DIMM number System board 2
(upper board, lower
tray) DIMM number System board 3
(lower board, upper
tray) DIMM number System board 4
(upper board, upper
tray) DIMM number
1
1 25 49 73
2
2 26 50 74
3
3 27 51 75
4
4 28 52 76
5
5 29 53 77
6
6 30 54 78
7
7 31 55 79
8
8 32 56 80
9
9 33 57 81
10
10 34 58 82
11
11 35 59 83
12
12 36 60 84
13
13 37 61 85
14
14 38 62 86
15
15 39 63 87
16
16 40 64 88
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User Guide for ThinkAgile VX7820 Appliance, ThinkAgile VX 4-Socket 4U Certified Node