When a new release of UCS code is released you need to do a few things in sequence, and add these all together you get something called "UCS Upgrade Standard Operating Procedure".
Table 1 - List of Standard Technical Procedures in the UCS Upgrade Standard Operating Procedure"
This document describes how to execute STP005 Firmware Component Activation, which will result in your blade components (BMC, adapters and BIOS) being updated to a new release.