1. Turn off printer
2. Hold down Resume button and press Power button.<-- more -->
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.

This is the most downloads for reseters ( according to my downloads count )
Just download at this link : Reset Canon iP1200,1600,2200 : Download
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How To Reset Canon MP190

Reset Waste Ink full canon
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1) Enter SERVICE MODE. By pressing Menu Copy Scan Copy Copy
2) Select TEST MODE.
3) Select [8] PRINTER TEST in TEST MODE.
4) Select 3. [EEPROM CLEAR].
5) Select 0. [INK COUNT]...
6) Press the [Set] key.
7) Press the [Stop/Reset] key (returning to the state of
8), and then press the [ON/OFF] key
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