Looks like the MG5750 is not reported to work with the sane-pixma backend.
http://manpages.ubuntu.com/manpages/xeni...xma.5.html
You might want to consider downloading the ScanGear MP software from canons web site.
http://www.canon-europe.com/support/cons...N&os=LINUX
http://manpages.ubuntu.com/manpages/xeni...xma.5.html
You might want to consider downloading the ScanGear MP software from canons web site.
http://www.canon-europe.com/support/cons...N&os=LINUX