NEC Express5800/120Rg-1, User Manual

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9-32 Upgrading Your Server
Notes on Configuring Memory Mirroring
In memory mirroring configuration, the menus related to memory mirroring in BIOS SETUP are
grayed out and unselectable in the following cases:
„
When you additionally install DIMMs that unable to configure memory mirroring
„
When you remove DIMMs that takes down the memory mirroring
In this case, execute [Load Setup Defaults] to cancel the memory mirroring configuration.
<Procedure>
1.
Take a note of settings in BIOS SETUP.
2.
Press
F2
during POST to run BIOS SETUP utility.
3.
Select [Exit]
→
[Load Setup Defaults].
4.
When a message "Load default configuration now?" appears, select [Yes].
5.
Enter the parameter values you have saved in step (1).
NOTE:
Executing [Load Setup Defaults] restores the default values
for all Setup parameters. You need to specify those parameters again.
The table below lists examples of DIMM installation patterns enabling the memory mirroring
feature to be used.
Memory Set
(Group #)
Memory Set
(Group #)
Memory Set
(Group #)
Capacity
Example
#1 #2 #3 #4 #5 #6 Physical Logical
1 2GB 2GB - - - - 4GB 2GB
2 2GB 2GB 1GB 1GB - - 6GB 3GB
3 2GB 2GB 2GB 2GB - - 8GB 4GB
4 2GB 2GB 1GB 1GB 1GB 1GB 8GB 4GB
5 2GB 2GB 1GB 1GB 2GB 2GB 10GB 5GB
6 2GB 2GB 2GB 2GB 1GB 1GB 10GB 5GB
7 2GB 2GB 4GB 4GB 4GB 4GB 12GB 6GB
8 2GB 2GB 2GB 2GB 2GB 2GB 12GB 6GB
9 2GB 2GB 1GB 1GB 4GB 4GB 14GB 7GB
10 2GB 2GB 4GB 4GB 1GB 1GB 14GB 7GB
11 2GB 2GB 2GB 2GB 4GB 4GB 16GB 8GB
12 2GB 2GB 4GB 4GB 2GB 2GB 16GB 8GB
13 2GB 2GB 4GB 4GB 4GB 4GB 20GB 10GB
14 4GB 4GB 4GB 4GB 4GB 4GB 24GB 12GB
15 8GB 8GB 8GB 8GB 8GB 8GB 48GB 24GB