Support code 1684 the following ink tank cannot be recognized
From right to left Cyan Large Black Yellow small Black Magenta
Printers right side
I have replaced both the small black cartridge and the large black cartridge with new "Canon" cartridges today from another supplier and this did not cure the problem. my printer is controlled from my iMac computer by wi-fi please advise
on the printer
If the print head carriage returns to home position before the print head is installed, close the inner cover and operation panel and follow the instructions on the display. Then repeat step 3 to get the print head holder into the replacement position.
please advise location of "stop" button on the printer please