How to Return a Canon Pixma IP4200 to Factory Settings

1. Power down your IP4200, then press the 'Resume/Cancel' button. Press the 'Power' button, and hold both buttons as you continue to the next step.
2. Let go of the 'Resume/Cancel' button, then press it again two times. Release the 'Power' button after the second repetition.
3. Press and release the 'Resume/Cancel' button three more times. Do this as quickly as possible, then press the 'Power' button to reset your printer.