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Serial option [x] error [54]
Try one or more of the following:
• Make sure that the serial cable is properly connected and is the correct one for the serial port.
• Make sure that the serial interface parameters (protocol, baud, parity, and data bits) are set correctly on the printer
and computer.
• From the printer control panel, select Continue to continue printing. For non‑touch‑screen printer models, press
to confirm.
• Turn off the printer, and then turn it back on.
SMTP server not set up. Contact system administrator.
From the printer control panel, select Continue to clear the message. For non‑touch‑screen printer models, press
to confirm.
Note: If the message appears again, then contact your system support person.
Standard network software error [54]
Try one or more of the following:
• From the printer control panel, select Continue to continue printing. For non‑touch‑screen printer models, press
to confirm.
• Turn off the printer and then turn it back on.
• Update the network firmware in the printer or print server. For more information, visit the Lexmark support Web
site at
http://support.lexmark.com.
Standard parallel port disabled [56]
• From the printer control panel, select Continue to clear the message. For non‑touch‑screen printer models, press
to confirm.
Notes:
• The printer discards any data received through the parallel port.
• Make sure the Parallel Buffer menu is not set to Disabled.
Standard USB port disabled [56]
From the printer control panel, select Continue to clear the message. For non‑touch‑screen printer models, press
to confirm.
Notes:
• The printer discards any data received through the USB port.
• Make sure the USB Buffer menu is not set to Disabled.
Troubleshooting 203