1. Check for any paper jams in the printer.
2. Make sure all parts of the printer are securely connected to the power source.
3. Reset the printer via the printer’s control panel or manually unpark the print heads if needed.
4. Upgrade the printer’s firmware if possible.
5. Clear the printer’s cache and reboot the printer.
6. Clean the printer, including inside the printer and print head.
7. Calibrate the printer to establish optimal settings.