Contact the services centerReasons cause Canon having 2 lights blinking error– During printing, when completed one printing job, the printhead will automatically clean to “smooth the printing head”, as well as making the printhead to provided sufficient amount of ink to the printer to make the most beautiful and sharpest prints.– During head cleaning cycle it dispels ink from its nozzles and tubes down a waste pipe into an absorbent pad, these pad are contained in a tray (under printhead) which is called Ink Absorber, also known as the waste ink tray.