Canon MX520 series Online Manual page 59

Press the MENU button, select Setup, Device settings, and Print settings in this order, and then
set Prevent paper double-feed to ON.
Changing the Machine Settings on the LCD
• To set by using your computer
In the Canon IJ Printer Utility, select Custom Settings in the pop-up menu, select the Prevent
paper double-feed check box, and then click Apply.
To open the Canon IJ Printer Utility, see Opening the Canon IJ Printer Utility.
Note
Printing speed will be reduced if Prevent paper double-feed function is enabled.
• Check 7: Clean the paper feed roller.
Cleaning the Paper Feed Roller
Note
Cleaning the paper feed roller will wear the roller, so perform this procedure only when
necessary.