Description
The SAS RAID controller module requires that a battery backup unit (BBU) be installed. A battery backup unit for the specified SAS RAID controller module is not installed.
Causes
When the SAS Controller Module is installed, it will check for the presence of the battery backup unit.
Implications
When the battery backup unit is not installed, this event is generated.
Resolutions
If the battery backup unit is not installed, install the battery backup unit. Refer to the IBM BladeCenter SAS RAID Controller Installation and User"s Guide for information about installing a battery backup unit.
If the battery backup unit is currently installed, perform these steps:
Additional information
To find additional troubleshooting help, visit the "IBM Support & downloads" Web site, select "BladeCenter" for "Browse products for support" panel. At "Support & downloads quick start" page, select your product for "Choose your products", and "Troubleshooting" for "Choose your page", then select "View your page" for "See your results". To narrow the results, search with keywords that are related to this article, such as "fail", "Chassis", etc. in the "Search support" field at the right panel.
To download the latest firmware or drivers, visit the "Fix Central" Web site, select "BladeCenter" for "Product Group" (from the pull-down lists), select your product for "Product" (from the pull-down lists), select your product machine type for "Product" (from the pull-down lists), and select your operating system for "Operating system" (from the pull-down lists). You can refine the search by selecting the category of the download of your interest from the "Refine results" list.
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