Performance
| Processor frequency |
800 MHz |
| Server operating systems supported |
Windows 2000 Server, Windows Server 2003, Windows Server 2003 x64, Windows Server 2008, Windows Server 2008 x64 |
| Linux operating systems supported |
RedHat EL Linux 4.0 U5, RedHat EL Linux 4.0 U6, RedHat EL Linux 4.0 U7, RedHat EL Linux 5.0, SuSE Linux 10.2, SuSE Linux 10.3, SuSE Linux 11, Ubuntu 8.04, Ubuntu 8.10, Ubuntu 9.04 |
| Other operating systems supported |
IBM AS/400, IBM iSeries, Novell NetWare 5.x, Novell NetWare 6.x, Novell Open Enterprise Server |
| Mac operating systems supported |
Mac OS 9.2, Mac OS X 10.0 Cheetah, Mac OS X 10.1 Puma, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion |
Printing
| Duplex print speed (black, normal quality, A4/US Letter) |
50 ppm |
| Print speed (black, normal quality, A4/US Letter) |
50 ppm |
| Time to first page (black, normal) |
6 s |
| Print margins (top, bottom, right, left) |
4 mm |
Networking
| Network ready |
Y |
| Supported network protocols (IPv6) |
TCP/IP |
| Supported network protocols (IPv4) |
TCP/IP |
| Management protocols |
HTTP, HTTPs (SSL*/TLS), SNMPv3, WINS, IGMP, BOOTP, RARP, APIPA (AutoIP), DHCP, ICMP, DNS, SNMPv2c, Bonjour, DDNS, mDNS, ARP, NTP, Telnet, Finger |
| Wi-Fi |
N |
Other features
| Authentication method |
MD5, MSCHAPv2, LEAP, PEAP, TLS, TTLS |
| Finishing option |
Y |
Input capacity
| Maximum input capacity |
5100 sheets |
| Number of standard paper trays |
3 |
| Standard input capacity |
1100 sheets |
Ports & interfaces
| Optional connectivity |
Parallel, Serial (RS-232), Wireless LAN |
| Direct printing |
Y |
Print technology
| Maximum duty cycle |
300000 pages per month |
| Recommended duty cycle |
15000 - 59000 pages per month |
| Number of print cartridges |
1 |
| Print technology |
Laser |
Output capacity
| Standard output capacity |
500 sheets |
| Maximum output capacity |
3800 sheets |
Paper handling
| JIS B-series sizes (B0...B9) |
B4, B5 |
| Maximum ISO A-series paper size |
A3 |
| Standard tray media types |
Card stock, Envelopes, Labels, Plain paper, Transparencies |
| Envelopes sizes |
7 3/4, 10, C5, DL |
| Non-ISO print media sizes |
Executive, Folio, Legal, Letter, Statement |
Sound emission
| Standby acoustic emission |
22 dB |
Additionally
| Maximum memory |
1280 MB |
| Print noise level |
56 dB |
| Maximum number of paper inputs |
6 |
| Ethernet LAN connection |
Y |
Laser, Monochrome, A3, 1200 x 1200 dpi, 50 ppm A4, 800 MHz, 256 MB, network ready
Serious Printing Performance
Reach your true productivity potential with game-changing power and performance. You'll get powerful 800MHz processing and 256MB of RAM standard, with print speeds up to 50 ppm and the time to first print as fast as 6 seconds.
Exceptionally Versatile
From start to finish, designed to handle your toughest tasks―from hard-to-print media to paper sizes up to A3. Optional accessories let you easily expand your input capacity up to 5,100 sheets or add finishing touches with stapling, hole punch and offset stacking.
Ups Uptime
Combines reliable high-speed printing with must-have features like Job Waiting to keep the print queue flowing and Direct Web printing for on demand printing of online documents. Plus a solutions-ready framework for tapping into serious business apps that can help you save paper, cut waste, lower costs and enhance document security. See Related Links to learn more.
Cutting-Edge Security
From network security to user-access restrictions, you’ll be fully equipped to keep valuable data safe and sound. In addition to IPSec, SNMPv3 and 802.1x network security, the Lexmark W850n offers an alphanumeric pad for easy PIN authentication, plus encryption and disk wiping to secure the optional hard disk.
An Easy Operator
Easy operation, including a four-line display that provides intuitive visuals to guide users. Plus a convenient front-side Direct USB for printing PDFs and other image file types directly from portable memory devices.
Prints Black. Thinks Green.
Designed with eco-conscious features like Eco-Mode to help you save energy and Quiet Mode for ultra-quiet operation. Recycle your empty cartridges free of charge through the Lexmark Cartridge Collection Program (see Related Link to learn more).
