Oki C9600n C9600 Network and Configuration Guide - Page 210

Troubleshooting: TCP/IP Printer cannot find the network interface card. • Turn the printer off and on again. • Confirm that the network interface is enabled on the printer. • Make sure there is a response to the interface card command. • Make sure the network cable is correctly connected. • Change the cable and try again. • Run the Self-diagnostic test (with printer on, press and hold the Test button on the print server for 3 seconds, then release it). • Make sure that the IP Address, Subnet Mask and Gateway are correct. • Make sure that the TCP/IP protocol is set to Enable. • Reset the network interface card to the factory default settings. • If DHCP, BOOTP and RARP are not used, ensure they have been set to Disable. Cannot print with lpr and ftp. • Turn the printer off and on again. • Make sure there is a response to the ping command. • Make sure the network cable is correctly connected. • Change the cable and try again. • Make sure the host name and IP address are configured in the workstation. • Make sure the printer port name is configured in the workstation. • There are three port names: lp, euc and sjis. Use lp by default as euc and sjis are specific to printers with PostScript available. Troubleshooting: TCP/IP • 210