Troubleshooting 113TCP/IPPrinter cannot find the network interface card.Turn the printer off and on again.Confirm the network interface is enabled on the printer.Check there is a response to the interface card command.Check the network cable is correctly connected.Change the cable and try again.Run the Self-diagnostic test.Check the IP Address, Subnet Mask and Gateway are correct.Check that the TCP/IP protocol is set to Enable.Reset the network interface card to factory default settings.If DHCP, BOOTP and RARP are not used, ensure they have been set toDisable.Cannot print with lpr and ftp.Turn the printer off and on again.Check there is a response to the ping command.Check the network cable is correctly connected.Change the cable and try again.Check the host name and IP address are configured in the workstation.Check the printer port name is configured in the workstation.There are three port names: lp, euc and sjis. Use lp by default as euc andsjis are specific to printers with PostScript available.Incorrect User name on the banner page.If printing with lpr, the User name printed is unknown and the Filenameprinted is the Spool file name.