Lexmark MX721 User Manual page 34

Loading paper and specialty media
d
Squeeze, and then slide the length guide to the correct position for the size of the paper being loaded.
3
Flex, fan, and align the paper edges before loading.
4
Load the paper stack with the printable side facedown.
•
When loading letterhead, do either of the following:
•
When loading prepunched paper, make sure that the holes on the long edge of the paper are against
the right side of the tray.
One‑sided printing Two‑sided printing
34