Canon Community

I just updated the firmware on my canon pro 300, and I am getting the error cod 8300.  I have tried turning off and unplugging device, but that does not work.  The printer is 2 years old, so out of warranty.  Does anyone have any other ideas to reset...

Are there any settings that would decrease the ink usage on the Pixma Pro-1?I print about once a week, and every time that I turn the printer on, it goes thru some sort of ink charging. Right now almost all of my ink is low, and I have not really pri...