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108 IBM ^ xSeries 440 Planning and Installation Guide
4.1 System BIOS settings
This section describes system BIOS settings that you may need to configure
prior to installing an operating system.
4.1.1 Updating BIOS and firmware
We recommend you check the BIOS and firmware levels on the items listed
below and update to the most current revision, as part of your installation
procedure for the x440:
System BIOS
Remote Supervisor Adapter firmware and BIOS
Onboard diagnostics
Additional devices if installed, such as ServeRAID adapters and FAStT Fibre
Channel host adapters.
The latest BIOS and firmware code can be found at:
http://www.pc.ibm.com/qtechinfo/MIGR-39747.html
Follow the installation instructions provided with each package.
4.1.2 Enabling memory mirroring
Memory mirroring (part of IBM’s Active Memory technology) provides an
additional level of fault tolerance to the memory subsystem. For detailed
information and guidelines on memory mirroring, see 3.1.2, “Memory” on
page 65.
To enable memory mirroring on the x440, perform the following steps:
1. Press F1 when prompted during system startup to enter the System
Configuration Utility.
2. From the main menu select Advanced Setup -> Memory Settings ->
Memory Mirroring Settings. Figure 4-1 on page 109 appears.
If you have two SMP Expansion Modules installed, you will see two options:
– CEC 1, which corresponds to the bottom SMP Expansion Module
– CEC 2, which corresponds to the top SMP Expansion Module