309-Insufficient Fan Solution
309-Insufficient Fan Solution. The system does not have the minimum required number of operating fans.
Some instances of this message will be followed by "System Halted" when the system is halted during POST
The number of fans installed in the server does not meet minimum requirements.
Install the minimum required fans to prevent possible damage to system components.
For more information, see the server user guide on the Hewlett Packard Enterprise website.