NEC Express5800/iR120a-1E, User Manual, Page: 334 / 378

11-20 Upgrading Your Server
Notes on Configuring LockStep
In LockStep configuration, [Memory RAS Mode] menu is changed from "LockStep" to
"Independent" in the following cases:
„
When you additionally install DIMMs that unable to configure LockStep
„
When you remove DIMMs that takes down the LockStep
In this case, execute [Load Setup Defaults] to cancel the LockStep configuration.
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.