Lexmark MS431 User Manual

2 Adjust the guides to match the size of the paper that you are loading.
3 Flex, fan, and align the paper edges before loading.
4 Load the paper stack with the printable side facedown, and then make sure that the guides
fit
snugly against
the paper.
Notes:
• Load letterhead facedown with the header toward the front of the tray for one‑sided printing.
• Load letterhead faceup with the header toward the back of the tray for two‑sided printing.
• Do not slide paper into the tray.
• To avoid paper jams, make sure that the stack height is below the maximum paper fill indicator.
Set up, install, and configure 20

Lexmark MS431 Specifications

General

Print Technology	Laser
Print Resolution	1200 x 1200 dpi
Standard Connectivity	USB, Ethernet
Media Types Supported	Plain paper, Envelopes, Card stock, Labels
Supported Operating Systems	Windows, macOS, Linux
Duplex Printing	Automatic