MAJ 23/09/17 Here is the procedure to reset the waste ink counter for Canon printers S9000, S300, S330, S400, i550, i560, i850, i860, i865, i9100, i9950, PIXMA iP3000: 1. Turn off printer 2. Hold down Resume button and press Power button. 3. Keep holding down Power button and let Resume button go. 4. Press Resume button 2 times then let BOTH buttons go. 5. Green lights will flash and then stop blinking. 6. When green lights are solid, press the Resume button 4 times. 7. Press the Power button and the printer should turn off, if not, press the Power button once more. 8. Your printer should respond as normal.