Lexmark MS521 User Guide

2 Adjust the paper 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 side guides fit snugly
against the paper.
Notes:
• Load letterhead facedown with the top edge of the sheet toward the front of the tray for one‑sided
printing.
• Load letterhead faceup with the bottom edge of the sheet toward the front 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.
5 Insert the tray.
If necessary, set the paper size and paper type from the control panel to match the paper loaded.
Loading paper and specialty media 15

Lexmark MS521 Specifications

General

Print Technology	Monochrome Laser
Print Speed	Up to 46 ppm
Print Resolution	1200 x 1200 dpi
Monthly Duty Cycle	Up to 120, 000 pages
Processor Speed	1 GHz
Standard Output Capacity	250 sheets
Operating System Compatibility	Windows, Mac OS, Linux
Hard Drive	Optional
Recommended Monthly Page Volume	2000 - 15000 pages
Duplex Printing	Standard
Connectivity	USB, Ethernet
Media Types Supported	Paper Labels, Card Stock, Envelopes, Plain Paper, Transparencies