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1. Installing Internal Optional Devices
Express5800/T120h User’s Guide
81
Chapter 2 Preparations
The followings are the conditions to use this function.
Use the same type number of DIMMs for the device.
Mount DIMMs in the DIMM socket that constitutes the spare set.
Change the following parameters and save them.
From System Utility, set "System Configuration > BIOS/Platform Configuration (RBSU) >System Options >
Memory Operations > Advanced Memory Protection" to "Online Spare with Advanced ECC Support".
After rebooting, confirm "Advanced Memory Protection Mode
:
Online Spare with Advanced ECC" is
displayed in POST.
Following memory sparing cannot be constructed.
Mounting DIMMs with different product numbers on the spare set
Memory sparing between different memory channels
Note
When using Memory Sparing Function, mount 8 or 12 DIMMs per CPU.
Use memories with the same product number for the device.