Shutdown a dual controller 12big Fibre

For a dual controller 12big Fibre you will need to shut down Controller 1 before you shut down Controller 0. Controller 1 is on the right in the controller details window. Select shutdown and wait until the screen refreshes and the controller information has dissapeared.

Controller 1 Shutdown Button

Then shutdown Controller 0 in the same way.

Controller 0 Selected

Wait 30 seconds and you can power off your 12big Fibre.