Lexmark MS821dn User Manual

Installing the 4‑bin mailbox
CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a
caster base, furniture, or other feature to prevent instability causing possible injury. For more information
on supported configurations, see
www.lexmark.com/multifunctionprinters.
1 Turn o the printer.
2 Unplug the power cord from the electrical outlet, and then from the printer.
3 Unpack the mailbox.
Note: You may need to install the guide bar before installing the mailbox. For more information, see the
installation sheet that came with the guide bar.
4 Remove the printer top cover.
Upgrading and migrating 199

Lexmark MS821dn Specifications

General

Print Technology	Monochrome Laser
Print Resolution	1200 x 1200 dpi
Duplex Printing	Yes
Processor Speed	1 GHz
Standard Memory	512 MB
Standard Paper Input	650 sheets
Output Capacity	550 sheets
Monthly Duty Cycle	Up to 275, 000 pages
Connectivity	USB, Ethernet
Network Ready	Yes
USB Port	Yes
Operating System Compatibility	Windows, Mac, Linux
Maximum Paper Input	4400 sheets
Print Speed	Up to 55 pages per minute
Ethernet	Gigabit Ethernet