NEC Server 140Rc-4 - Manual (Page 115)

Configuring Your Server 4-5
Memory
To enable the memory degradation feature
Select [Advanced] - [Memory/Processor Error] - [Halt].
To check the installed memory (DIMM board) status
Select [Advanced] - [Memory Configuration] and check the status indications.
The on-screen DIMM group numbers and socket locations on the baseboard are associated
as shown in the following figure.
To clear the memory (DIMM board) error information
Select [Advanced] - [Memory Configuration] - [Memory Retest] - [Yes] and reboot.
To enable the memory mirroring / online sparing memory feature
Select [Advanced] - [Memory Configuration] - [Online Sparing/Mirroring Memory] and
set each.
DIMM group #3
DIMM group #2
DIMM group #1
DIMM group #3
DIMM group #2
DIMM group #1