also be aware that
Cannon is NOTORIOUS for NOT supporting Linux and Apple
they are very much mostly a Microsoft only shop
check the cannon site
if you are from the USA you might HAVE to use the cannon.eu or uk site and grab the British driver
by law cannon dose NOT have to support non MicroSoft OS's here in the US of A
check is xsane is installed and if the usb scanner is seen
it is listed ? -- should be