Please note that these procedures are provided "as is", without warranty. Remember to replace or clean the waste ink pad before re-setting. Unless specified these reset methods normally only work with the printers listed, if you find additional models that work, let us know.

Canon S900, S820, S750, S520 (May work with Pixma ip8500)

1. Turn off the printer.
2. Press and hold the RESUME button, then press and hold the POWER button.
3. While still holding the POWER button, Release the RESUME button, then press and release the RESUME button two more times in succession.
4. The printer mechanics will move momentarily. You are now in Service mode. Release the Power Button.
5. Pressing the RESUME key will select a function; for example, pressing RESUME 4 times will select the clear waste ink counter function. The lamp will alternate color with each key press.
   
   1. Service/factory test printout, including ink sensor check
   2. EEPROM info printout
   3. EEPROM initialization
   4. Clear the waste-ink counter
   5. Printer model setting. (more selections beyond this- leave this alone)
    
6. After selecting mode, press the POWER button to commit the change, and return to the top of the function selection menu. Pressing the POWER button again turns off the printer for a restart.

Canon S9000

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.

Canon i320

1. Turn off the printer. And disconnect the printer cable.
2. Press and hold the POWER button, turn on the printer.
3. The indicator (L.E.D.) should be green.
4. Press and release the RESUME button , the indicator (L.E.D.) should be orange.
5. Press and release the RESUME button again, the indicator (L.E.D.) should be green.
6. Release both buttons
7. Reconnect the printer cable.
8. Open General Tools software and select (USB PORT)
9. Choose (SET DESTINATION 1) And it should be reset.

Canon i550, i560, i850, i950, i960 (May work with i860, i865)

1. Start with the printer OFF
2. Hold down RESUME and then hold down POWER
3. release RESUME
4. press RESUME twice, then release POWER
5. Let green light blink until printer is done moving print head.
6. Select functions below with RESUME press POWER to execute:

Number of presses  - light color - function
0 presses - green - Test print (or exit service mode on i960)
1 press - orange - EEPROM info print (plus grid nozzle diagnostic on i960)
2 presses - green - EEPROM initialize
3 presses - orange - Reset waste ink counter