Ink Level DetectionThe printer ink tank detects the amount of ink remaining to prevent running out of ink while printing and toavoid printer failure.Ink TanksWhen using an ink tank refilled with ink, the function for detecting the remaining ink level may not operateproperly and printing may stop. If you want to use an ink tank refilled with ink, you need to disable thefunction for detecting the remaining ink level.Printing with the ink level detection canceled may lead to printer damage and printing problems. Canon Inc.is not liable for any damage that may occur as a result of refilling ink.Important• Once the function for detecting the remaining ink level is disabled, it cannot be restored for that inktank. To restore the function for detecting the remaining ink level, replace the ink tank with a new inktank for that printer.• Repeatedly removing and inserting the same ink tank can cause the contacts between the ink tank andprinter to malfunction, ink may leak from the ink tank, and the printer may become damaged.Releasing ink level detectionInk level detection will be deactivated if you load ink tanks once emptied.If The above ink tank may be an ink tank that ran out of genuine Canon ink or a counterfeit Canonink tank. appears on the touch screen, follow the steps below.1. Move through the screens, performing the actions described in the messages that appear on thetouch screen.2. If an instruction to disable detection of remaining ink appears on the touch screen, hold down theStop button for at least 5 seconds and then release it.Ink level detection is now released.923