Knowledge Article: ID B08028001: Power module %d is off. DC fault.

Description

A DC fault exists in the specified power module. The power module is shut down.

Causes

The management bus monitor detects that the specified power module is shut down due to a DC fault.

Implications

The power module is shut down.

Resolutions

Perform these steps:

1. Verify that the AC LED is lit on the power module.
2. Look for other power module events (such as over current or over temperature) in the event log and resolve them.
   1. Reseat the power module.

      Note: Before reseating or replacing a power module, verify that you have enough power modules in the chassis to power the remaining components in the chassis. Otherwise, components might power off, which can disrupt BladeCenter system operations.

   2. Replace the power 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.