Lexmark MS821dn User Manual

8 Close the access cover.
9 Connect the power cord to the electrical outlet, and then turn on the printer.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord
to an appropriately rated and properly grounded electrical outlet that is near the product and easily
accessible.
Installing the 250‑ or 550‑sheet tray
CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller
board or installing optional hardware or memory devices sometime after setting up the printer, then turn
the printer o, and unplug the power cord from the electrical outlet before continuing. If you have any
other devices attached to the printer, then turn them o as well, and unplug any cables going into the
printer.
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 optional tray, and then remove all packing material.
Note: If optional trays are already installed, then unlock them from the printer before lifting the printer. Do
not try to lift the printer and trays at the same time.
4 Align the printer with the optional tray, and then lower the printer until it clicks into place.
CAUTION—POTENTIAL INJURY: If the printer weight is greater than 18 kg (40 lb), then it requires
two or more trained personnel to lift it safely.
5 Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord
to an appropriately rated and properly grounded electrical outlet that is near the product and easily
accessible.
6 Turn on the printer.
Add the tray in the print driver to make it available for print jobs. For more information, see
“Adding available
options in the print driver” on page 208.
Upgrading and migrating 196

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