Reinstall missing or unresponsive imaging unit [31.xy]
Try one or more of the following:
• Check if the imaging unit is missing. If missing, then install the imaging unit.
For information on installing the imaging unit, see the “Replacing supplies” section.
• If the imaging unit is installed, then remove and reinstall the unresponsive imaging unit.
Note: If the message appears after reinstalling the supply, then replace the imaging unit. The
imaging unit may be defective or a non‑genuine Lexmark supply. For more information, see
“Using
genuine Lexmark parts and supplies” on page 134.
Replace cartridge, 0 estimated pages remain [88.xy]
Replace the toner cartridge to clear the message and continue printing. For more information, see the
instruction sheet that came with the supply or see the “Replacing supplies” section of the User’s Guide.
Note: If you do not have a replacement cartridge, then see the “Ordering supplies” section of the User’s
Guide or visit
www.lexmark.com.
Replace cartridge, printer region mismatch [42.xy]
Install a toner cartridge that matches the region number of the printer. x indicates the value of the printer
region. y indicates the value of the cartridge region. x and y can have the following values:
Printer and toner cartridge regions
Region number Region
0Global
1 United States, Canada
2 European Economic Area (EEA), Switzerland
3 Asia Pacific, Australia, New Zealand
4Latin America
5 Africa, Middle East, rest of Europe
9 Invalid
Notes:
• The x and y values represent .xy in the code that appears on the printer control panel.
• The x and y values must match for printing to continue.
Replace imaging unit, 0 estimated pages remain [84.xy]
Replace the imaging unit to clear the message and continue printing. For more information, see the
instruction sheet that came with the supply or see the “Replacing supplies” section of the User’s Guide.
Note: If you do not have a replacement imaging unit, then see the “Ordering supplies” section of the
User’s Guide or visit
www.lexmark.com.
Troubleshooting 156