Performance
| Processor frequency |
800 MHz |
| Server operating systems supported |
Windows 2000 Server, Windows Server 2003, Windows Server 2008 |
| Linux operating systems supported |
Y |
| Other operating systems supported |
IBM AS/400 |
| Mac operating systems supported |
Y |
| Windows operating systems supported |
Windows 2000, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64 |
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, UDP |
| Supported network protocols (IPv4) |
IPX/SPX, AppleTalk, LexLink (DLC) |
| Security algorithms |
LEAP, MD5, PEAP, SSL/TLS |
| Management protocols |
HTTP, HTTPs (SSL/TLS), SNMPv3, WINS, IGMP, BOOTP, RARP, APIPA (AutoIP), DHCP, ICMP, DNS, SNMPv2c, Bonjour, DDNS, mDNS, ARP, NTP, Telnet, Finger |
Input capacity
| Maximum input capacity |
5100 sheets |
| Number of standard paper trays |
3 |
| Standard input capacity |
1100 sheets |
| Multi-Purpose tray capacity |
100 sheets |
Ports & interfaces
| Optional connectivity |
Ethernet, Parallel, Serial (RS-232), Wireless LAN |
| Direct printing |
Y |
| Standard interfaces |
USB 2.0 |
| USB 2.0 ports quantity |
3 |
Print technology
| Maximum duty cycle |
300000 pages per month |
| Recommended duty cycle |
15000 - 59000 pages per month |
| Number of print cartridges |
1 |
| Standard printer languages |
Microsoft XPS, PCL 5e, PCL 6, PDF 1.6, PostScript 3, PPDS, XHTML |
| Maximum resolution |
1200 x 1200 DPI |
| Duplex printing |
Y |
| Printing colours |
Black |
| 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 |
| ISO A-series sizes (A0...A9) |
A3, A4, A5 |
| Standard tray media weight |
64 - 216 g/m² |
| Envelopes sizes |
7 3/4, 10, C5, DL |
| Non-ISO print media sizes |
Executive, Folio, Legal, Letter, Statement |
| Maximum print size |
A3 (297 x 420 mm) |
Power
| Power consumption (typical) |
700 W |
Other features
| Product dimensions when open (WxDxH) |
971 x 520 x 578 mm |
Sound emission
| Standby acoustic emission |
22 dB |
| Duplex printing noise level |
58 dB |
Operational conditions
| Operating relative humidity (H-H) |
8 - 80% |
| Operating altitude |
0 - 3048 m |
Weight & dimensions
| Depth |
520 mm |
| Weight |
49400 g |
| Width |
641 mm |
| Height |
578 mm |
| Package depth |
830 mm |
| Package weight |
7600 g |
| Package width |
830 mm |
| Package height |
1150 mm |
Certificates
| Blue Angel certified |
Y |
| Certification |
Enery Star, CSA, ICES, BSMI, VCCI, FCC, UL 60950, IEC 320-1, CE, CB IEC 60950, IEC 60825-1, GS (TÜV), SEMKO, UL AR, CS, TÜV Rh, N Mark, C-tick |
| Energy Star certified |
Y |
Additionally
| Maximum memory |
1280 MB |
| Colour of product |
Grey |
| Print noise level |
55 dB |
| Maximum number of paper inputs |
6 |
| Ethernet LAN connection |
Y |
| Colour |
N |
| Operating temperature range (T-T) |
16 - 32 °C |
800MHz CPU, 256 MB, 50ppm, 1200dpi, 3x USB 2.0, Gigabit Ethernet, 49.4kg, Grey
Serious Printing Performance
Reach your true productivity potential with Lexmark's most powerful monochrome laser printer with duplex standard. You'll get powerful 800MHz processing and 256MB of RAM standard, with print speeds up to 50 ppm and the time to first page print as fast as 6 seconds, plus fast Gigabit Ethernet.
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 W850dn 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. Duplexes automatically―no reinserting sheets manually to print the second side. Plus a convenient front-side Direct USB for printing PDFs and other image file types directly from portable memory devices.
Prints Black. Thinks Green.
Eco-conscious features include built-in duplex printing to save paper, Eco-Mode to 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).
