3. Press the left/right arrow until Paper Setup appears and press OK.4. Press the left/right arrow until Paper Source appears and press OK.5. Press the left/right arrow to select the paper tray you want.6. Press OK to save the selection.7. Press Stop/Clear ( ) to return to ready mode.Using the output supportThe surface of the output tray may become hot if you print a large number of pages at once. Make sure that youdo not touch the surface, and do not allow children near it.The printed pages stack on the output support, and the output support will help the printed pages to align. The printersends output to the output tray by default. To use the output tray, make sure that the rear cover is closed.If you are using A5 paper, fold the output tray. Otherwise, printed pages might be mis-aligned or jammed.Stacking papers firmlyIf you use the machine in a humid area, or use a print media that is damp because of high humidity, the print-outson the output tray may be curled and may not be stacked properly. In this case, you can set the machine to use thePaper Stacking function to let print-outs be stacked firmly. But, using this function will make the print speedslow.1. Press Menu ( ) on the control panel.2. Press the left/right arrow until System Setup appears and press OK.3. Press the left/right arrow until Maintenance appears and press OK.4. Press the left/right arrow until Paper Stacking appears and press OK.5. Press the left/right arrow until On appears and press OK.6. Press Stop/Clear ( ) to return to ready mode.Getting a small-sized printoutWhen you have printed a small-sized printout like an envelope or a custom-sized printout, it may not be placed onthe output support, due to its small size.In this case, pull up the scan unit, get the printout, and close the scan unit again for future use.