HP OfficeJet Pro K850dn User Manual

Product features and capacities
For media and media-handling specifications, see Selecting print media.
Connectivity●IEEE 1284-compliant bidirectional
parallel (all models)
●USB 2.0-compliant full speed (all
models)
●Embedded 10/100BT (included
with HP Officejet Pro K850dn Color
Printer)
Print methodDrop-on-demand thermal inkjet printing
Ink cartridges4 ink cartridges (1 each for black, cyan,
magenta, and yellow)
Printheads4 printheads (1 each for black, cyan,
magenta, and yellow)
Supply yields (based on...

Processor and memory specifications
For media and media-handling specifications, see Selecting print media.
Device processor▲Motorola 32-bit ColdFire 4e RISC
(256 MHz)
Device memory●32 MB built-in RAM
●4 MB built-in Flash ROM
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Operating system and network protocol specifications
For media and media-handling specifications, see Selecting print media.
Operating system compatibility●Windows 98, Windows Me,
Windows NT 4.0, Windows 2000,
Windows XP
●Mac OS X v10.2, v10.3, and v10.4
System requirements (Minimum)
Note: Graphic-intensive, complex, and large files might require more hard disk
space.●Windows 98: Pentium 90 MHz, 16
MB RAM, 60 MB hard disk space
●Windows NT 4.0*: Pentium 100
MHz, 32 MB RAM, 60 MB hard
disk space
●Windows...

●Windows XP 32-bit: Pentium 300
MHz, 128 MB RAM, 150 MB hard
disk space
●Windows XP Professional x64
Edition: Pentium 1.8 GHz, 512 MB
RAM, 150 MB free hard disk space
●Windows 2003 Server: Pentium
550 MHz, 256 MB RAM, 150 MB
free hard disk space
●Mac OS X v10.2, v10.3, and
v10.4: 333 MHz, 256 MB RAM,
200 MB hard disk space
* Printer drivers can be installed from
the Starter CD using the Add Printer
utility in Windows.
Network operating system compatibility*
* Contact your network operating system vendor...

Compatible network protocols●TCP/IP
●SLP
●DHCP
●SNMP
●HTTP
Not all protocol and operating system
combinations are supported. For more
information, see 
www.hp.com andwww.hp.com/support/officejetprok850.
Network managementHP Web Jetadmin plug-ins 
Embedded Web server Features
●Ability to remotely configure and
manage network devices
●HP myPrintMileage
System requirements
●TCP/IP-based network
●A Web browser (either Microsoft
Internet Explorer 5.5, Netscape
7.0, Opera 7.54, Mozilla Firefox
1.0, or Safari...

Functional specifications
For media and media-handling specifications, see Selecting print media.
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Speed (U.S. Letter and A4)DRAFT mode:
●Black text: 24 pages per minute
(ppm)
●Mixed text with color graphics: 21
ppm
FAST NORMAL mode:
●Black text: 12.5 ppm
●Mixed text with color graphics: 12
ppm
NORMAL mode:
●Black text: 6.5 ppm
●Mixed text with color graphics: 5
ppm
BEST mode:
●Black text: 4 ppm
●Mixed text with color graphics: 4
ppm
Laser-quality speed*:
●Black text: 7 ppm
●Mixed text with color graphics: 5.5
ppm
*The laser-quality speed comparison
has the page-per-minute speeds of the
HP Officejet...

Environmental specifications
For media and media-handling specifications, see Selecting print media.
Operating environmentOperating temperature5° to 40° C (41° to 104° F)
Recommended operating conditions15° to 35° C (59° to 95° F)
Recommended relative humidity20 to 80 percent noncondensing
Storage environmentStorage temperature-40° to 70° C (-40° to 158° F)
Storage relative humidity Up to 90 percent noncondensing at a
temperature of 65° C (149° F)
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Electrical specifications
For media and media-handling specifications, see Selecting print media.
Power supplyExternal universal power adapter
Power requirements●Input voltage: 100 to 240 VAC (+/–
10 percent), 50/60 Hz (+/-3Hz)
●Output voltage: 32 Vdc, 2500 mA
Maximum allowable power consumption●Printing: 65 watts
●Standby mode: less than 45 watts
●Off mode: less than 1 watt
Acoustic emission specifications (print in Draft mode, noise levels per ISO 7779)
Sound pressure (bystander position)
 LpAm 54...

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