Lexmark W810n - Optra B/W Laser Printer Reference page 64

3
Close the jam access doors.
4
If you cannot reach the paper from the jam access door, pull
open the paper tray and remove the jammed paper.
5
Press down on the pressure plate inside the tray until it
clicks into place.
Make sure the adjustable guides are snug against the paper, and
the paper stack fits under the corner bucklers.
50