1. Installing Internal Optional Devices
Express5800/R120d-2M User’s Guide
74
Chapter 2 Preparations
Memory Sparing feature can be used under the following conditions:
•
DIMMs to be installed should have the same capacity.
•
Refer to
Chapter 2 (1. System BIOS)
in "
Maintenance Guide
", check if your server supports Memory
Sparing feature.
Select
Advanced
→
Memory Configuration
→
Memory Information
, and check if
Supported
is
displayed in
Sparing
.
•
Refer to
Chapter 2 (1. System BIOS)
in "
Maintenance Guide
", run SETUP, change parameters as shown
below, save the settings, and exit from SETUP.
Advanced
→
Memory Configuration
→
Memory RAS Mode
→
Change to
Sparing
.
•
After restart, run SETUP again, and check if "
Spared
" is displayed for the following parameter.
Advanced
→
Memory Configuration
→
Memory Information
→
CPUx_DIMMx Status
•
Installation order depends on CPU configuration. See the figure below.
Memory controller
Memory controller
Standby
Running
Standby
Running
Spare set
#1
Spare set
#3
Spare set
#5
Spare set
#7
Spare set
#2
Spare set
#4
Spare set
#6
Spare set
#8
