Knowledge Article: ID B00022019: Standby MM internal I/O expander failed.

Description

The internal I/O Expander on the standby advanced management module failed during built-in self test (BIST).

Causes

The standby management module fails to communicate with the I/O expander during the BIST.

Implications

The failure generates this event.

Resolutions

Perform these steps:

1. Restart the standby advanced management module.
   
2. Flash (update if applicable) the firmware for the advanced management module and restart the advanced management module.
   
3. Reseat the standby advanced management module.
   
4. Replace the standby advanced management module.
   

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.