Use the following procedure to check for paper in the duplexer. When a jam occurs, the control panel displays an error message (2-line control panels) or an animation (touchscreen control panels) that assists in clearing the jam.
At the rear of the product, open the duplexer.
Remove any jammed or damaged sheets of paper.
The fuser is located above the rear door, and it is hot. Do not attempt to reach into the area above the rear door until the fuser is cool.
Close the duplexer.