Controller State: The array controller is operating without a memory board
Controller State: The array controller is operating without a memory board (RAID) and contains one or more logical drives with a RAID level that is not supported in the current configuration. Any configuration command (e.g. logical drive creation, array expansion, etc.) or modification to the controller will result in the loss of all existing data on the disabled volume(s).
A cache memory module is not installed.
Install a cache memory module.
For more information, see the server user guide on the Hewlett Packard Enterprise website.