If your configuration page shows a status of “I/O Card Not Ready,” you will see a specific error
message just below the status line. This error message indicates what is preventing the print
server from functioning correctly.
From the list below, find the error message that you see on the configuration page. The
instructions in the next few topics give a fuller explanation of each error.
196 16 Troubleshooting network problems
03 LAN Error: EXTERNAL LOOPBACK
08 LAN Error: INFINITE DEFERRAL
11 LAN Error: RETRY FAULTS
12 LAN Error: NO LINKBEAT
Other Error: If the error that you see on the configuration page is not listed above, your
problem requires assistance from HP Jetdirect technical support. See the support flyer that
came with your product for information on contacting HP.