Canon Service Tools V5103 New Page

You can perform a reset with the steps below: * Turn off your printer. * Press and hold the stop button for about 2 seconds. ... *

If you proceed, do so on an isolated machine without personal data, always back up your EEPROM before making changes, and never pay for a download. Remember: the best service tool is often a well-documented printer and a steady hand. canon service tools v5103 new