gwhite2152,without a USB cable connected from a computer (PC or Mac) you won't be able to patch the firmware at all. Just follow these steps described here . It fixed my printer. Good luck!
Anneehr,It might help to read the Firmware Update Procedurehttps://support.usa.canon.com/kb/index?page=content&id=ART180792To turn off the printer you just pull the power plug. If the power off button doesn't work. Make sure to prepare yourself with ...
Hi there Product Experts,please extend the list. I just fixed the issue on a Canon Pixma MX945. It seems that more and more Pixma models are effected.That's how I did it.1. Read the Canon Service Notice2. Download the right firmware for MX490 on your...