Server blade management module power backplane B error codes

LED code: 12-1, 12-2, 12-3, or 12-4

Location: Server blade power backplane B

Action: Perform the following steps to resolve the problem. Stop when the problem is resolved.

1. Press the server blade management module reset button.
2. Replace the power backplane.

   For more information, refer to the HP BladeSystem Maintenance and Service Guide on the HP website.