Connect the printer to the standard network by using an Ethernet cable, and then check the connection.
Connect the printer and hub (LAN switch) by Ethernet cable.
Select Settings on the home screen.
Select General Settings > Network Settings > Standard > Connection Check.
The connection diagnosis result is displayed. Confirm the connection is correct.
Tap OK to finish.
When you tap Print Check Report, you can print the diagnosis result. Follow the on-screen instructions to print it.