Canon S9000

Turn off printer
Hold down Resume button and press Power button.
Keep holding down Power button and let Resume button go.
Press Resume button 2 times then let BOTH buttons go.
Green lights will flash and then stop blinking.
When green lights are solid, press the Resume button 4 times.
Press the Power button and the printer should turn off, if not, press the Power button once more.
Your printer should respond as normal.
Hub : GoMe Computer