Upgrading to a CMM 2

Use these instructions to upgrade a Flex System Chassis Management Module to a Lenovo Flex System Chassis Management Module 2.

If two CMMs are installed in a Flex System chassis, they should be of the same type. The Lenovo Flex System Chassis Management Module 2 is not fully compatible with the Flex System Chassis Management Module: to maintain full chassis function, both CMMs should be upgraded when two CMMs are installed in the same chassis. The primary Lenovo Flex System Chassis Management Module 2 will not collect First Failure Data Capture (FFDC) information from the legacy standby Flex System Chassis Management Module, if the two CMM types are installed in an operational chassis.

The Flex System Chassis Management Module is not compatible with the Lenovo Flex System Enterprise Chassis: you must use a Lenovo Flex System Chassis Management Module 2 with the Lenovo Flex System Enterprise Chassis.

The Lenovo Flex System Chassis Management Module 2 uses Lenovo CMM firmware. The Flex System Chassis Management Module uses CMM firmware. You cannot install Lenovo CMM firmware in a Flex System Chassis Management Module.

Use one of the following procedures to upgrade a Flex System Chassis Management Module to a Lenovo Flex System Chassis Management Module 2.