Canon PIXMA MG7520 User Manual - Page 371

Key Points to Successful Printing Check the machine status before printing! • Is the print head OK? If a print head nozzle is clogged, print will be faint and papers will be wasted. Print the nozzle check pattern to check the print head. Maintenance Procedure • Is the inside of the machine smeared with ink? After printing large quantities of paper or performing borderless printing, the area where papers go through may get smeared with ink. Clean the inside of your machine with Bottom Plate Cleaning. Check how to load the paper correctly! • Is the paper loaded in the correct orientation? To load paper in a cassette, load paper WITH THE PRINT SIDE FACING DOWN. Loading Paper (A) cassette 1 (B) cassette 2 • Is the paper curled? The curled paper causes paper jam. Flatten the curled paper, then reload it. "Load the paper after correcting its curl." in Paper Is Smudged/Printed Surface Is Scratched 371