How to Reset the Smart Chip in a Lexmark Cartridge

1. Turn off the printer.
2. Push the 'Go' or 'Ready' button and the 'Return' button simultaneously—while turning the printer on—until the screen displays 'Performing Self Test' or 'Print Registration,' depending on the printer model.
3. Choose 'Maintenance Count' or 'Maintenance Page Count.'
4. Press the 'Reset' button to reset the cartridge chip.
5. Press the 'Return' button to go back to normal mode.