The following information describes how to load paper and envelopes into Tray 1. This tray holds up to 100 sheets of 75 g/m2 (20 lb) paper or 10 envelopes.
To avoid jams, never add or remove paper from Tray 1 during printing.
Open Tray 1.
Pull out the tray extension to support the paper.
Spread the paper guides to the correct size, an then load paper in the tray.
Make sure that the paper fits under the fill line on the paper guides.
Adjust the side guides so that they lightly touch the paper stack, but do not bend it.