Precautions - NEC Express5800/R320a-E4 User Manual
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Also See for Express5800/R320a-E4:
- User manual (574 pages) ,
- Maintenance manual (238 pages) ,
- Installation manual (75 pages)
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8-18 System Upgrade
Precautio
ns
Note the following to install or replace DIMM.
DIMM 7 through 12 are available only when the processor #2 is installed.
To install DIMM, install the product with the same serial number to the same CHs and slots of
the CPU/IO modules 0 and 1.
Refer to the following table to install additional DIMM.
Installable DIMM
capacity
corresponding to
number of CPUs
CPUs
Capacity
2GB
4GB
6GB
8GB
10GB
1
12GB
12GB
24GB
24GB
36GB
48GB
2GB
6GB
10GB
4GB
8GB
12GB
16GB
2
20GB
24GB
24GB
36GB
48GB
48GB
72GB
96GB
Slot number to install DIMM
Upper side of motherboard
(From 1 to 6)
1
2
3
4
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
4
4
4
4
4
8
8
4
8
4
8
4
8
8
8
8
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
4
4
4
2
4
2
4
4
4
4
8
8
8
4
8
4
8
8
8
8
Lower side of motherboard
(From 7 to 12)
5
6
12
11
10
2
2
2
2
2
4
4
4
8
8
4
8
8
2
2
2
2
2
2
2
2
2
2
2
2
4
4
4
2
2
4
4
4
4
4
8
8
8
4
4
8
8
8
8
8
9
8
7
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
4
4
2
4
2
4
4
4
4
4
8
8
4
8
4
8
8
8
8
8
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