as I read the USB appliance in 8380, which is the route.
using access from the center console not remotely
Do you have a concern? If this is a question, it is not clear what you are needing help with.
I need recovery an backup in the 8380 appliance, of USB port.
as I enable the USB port or use command to read the device.
What would you use the USB port for? Are you talking about using a keyboard?
Here is our document that will walk you through the restore process: