Solutions
Load paper in the correct direction, and slide the edge guide against the edge of the paper.
Solutions
Do not load more than the maximum number of sheets specified for the paper.
Solutions
Insert the standard paper cassette and optional paper cassette correctly. Make sure that the edge guide is in the correct position. After inserting the paper cassette, select Settings > Printer Status/Print > Print Status Sheet > Configuration Status Sheet to print the configuration status sheet, and then make sure that the paper cassette and paper size are recognized correctly.
Solutions
Make sure the paper size and paper type settings match the actual paper size and paper type loaded in the printer.
Solutions
Match size of paper in the cassette to the setting on the paper size setting dial.