To correct this problem, purchase a cartridge with the correct region that matches the printer region, or purchase a worldwide cartridge.
Worldwide or Undefined region
North America (United States, Canada)
European Economic Area, Western Europe, Nordic countries, Switzerland
Rest of Europe, Middle East, Africa
Australia, New Zealand
Note: To find the region settings of the printer and toner cartridge, print the print quality test pages. From the control panel, navigate to: Settings > Troubleshooting > Print Quality Test Pages.
Maintain good‑quality prints. Replace used toner cartridges to keep printer efficiency.
Set up your printer to send faxes using an adapter for non-RJ11 wall jacks.