Pull out the paper support.
Slide the edge guides.
Load paper at the center of the paper support with the printable side facing up.
Do not load more than the maximum number of sheets specified for the paper. For plain paper, do not load above the line just under the symbol inside the edge guide.
Load paper short edge first. However, when you have set the long edge as the width of the user defined size, load paper long edge first.
Slide the edge guides to the edges of the paper.
Slide out the output tray.
Return the remaining paper to its package. If you leave it in the printer, the paper may curl or the print quality may decline.