Canon printers count every drop of ink that is purged during cleaning cycles. This waste ink is absorbed by foam pads inside the printer. The printer has a predetermined counter (usually around 7,000 to 15,000 purge cycles). Once reached, the printer locks up with an error message like:
to check the printer’s history, including installation dates and error logs. Calibration: canon service tool 4905
To use the tool, your printer must first be placed in . Canon printers count every drop of ink that