Lexmark 4049LMO Service Manual - Page 31

4049-XXX Error Code 54 Serial Error 56 Serial Port Disabled or, Parallel Port Disabled 57 Check Duplex Connection 58 Duplex Not Attached 59 Duplex Cover Open 62 Disk Full 63 Unformatted Disk 64 Defective Disk 7X Network Card Codes 80 Scheduled Maintenance Explanation Framing or parity error on serial. Data has been sent to a port which has been disabled in the Setup Menu. The port can be reactivated by entering the customer setup menu and selecting Serial Setup or Parallel Setup, Serial Buffer or Parallel Buffer, and changing the setting from Disabled to Auto. The duplex unit has been electrically disconnected from the printer but the printer top cover is not open. Check the auto-connect plugs on the duplex unit and the printer. Duplex is no longer connected, and printer top cover is closed. Top cover of duplex unit is sensed open. Not enough disk space for data that has been requested to be written to disk. Format the disk. The printer will ignore a disk it senses as defective. Run the Quick Disk Test. If the test fails, the disk is defective or the data on track 1 is bad. If the Quick Disk Test passes but the disk does not work, run the Disk Test/Clean (2 hour test). Replace the disk if instructed by the operator panel. These user codes are documented in various network card user manuals. See "Network Wrap Tests" on page 2-22 Printer has reached 200,000 prints without maintenance count reset. Refer to "Scheduled Mechanical Maintenance" on page 6-3. Diagnostic Information 2-4