If the appliance is not receiving power, check for the following options.
The Manager Appliance is connected properly to a working power outlet, using the supplied power cord. If the power outlet has a switch, make sure it is on.
The Manager Appliance is correctly switched on.
The power cord is plugged into the back of the Manager Appliance.
If the Manager Appliance is still not receiving power, check the power outlet by plugging other equipment into it. If the power outlet is working, there is a problem with the Manager Appliance or its power cord.