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Accessories and cables
HP automatic two-sided printing accessory (duplex unit)C8258A
HP IEEE-1284 A-B Parallel Cable (2 meter)C2950A
HP IEEE-1284 A-B Parallel Cable (3 meter)C2951A
HP USB A-B (2 meter) C6518A
HP Jetdirect 170X external print serverJ3258B
HP Jetdirect 300X external print serverJ3263A
HP Jetdirect 500x print server for Fast EthernetJ3265A
HP Jetdirect 175X external print server (USB 1.0)J6035C
HP Jetdirect en3700 Fast Ethernet external print server
HP Jetdirect ew2400 external Fast Ethernet wired and
wireless 802.11g print server for SMBJ7951A
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HP 10 BlackC4844A
HP 11 CyanC4836A
HP 11 MagentaC4837A
HP 11 YellowC4838A
HP 13 BlackC4814A
HP 13 CyanC4815A
HP 13 MagentaC4816A
HP 13 Yellow C4817A
HP 11 BlackC4810A
HP 11 CyanC4811A
HP 11 MagentaC4812A
HP 11 Yellow C4813A
To order media such as HP Premium Paper, HP Premium Inkjet Transparency Film, HP Iron-On
Paper, or HP Greeting Cards, go to
Choose your country/region, and then select Buy or Shopping.
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7 Support and warranty
The information in Maintaining and troubleshooting suggests solutions to common problems. If your
printer is not operating properly and those suggestions did not solve your problem, try using one of
the following support services to obtain assistance.
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Obtaining electronic support
You can obtain support from HP from the following electronic sources:
Visit the Customer Care website on hp.com for the latest software, product, operating system,
and support information:
The Toolbox provides easy, step-by-step solutions to common printing problems. See
●HP Instant Support
HP Instant Support is a suite of Web-based troubleshooting tools that help you quickly identify,
diagnose, and resolve printing problems. See
HP Instant Support.
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Obtaining HP telephone support
During the warranty period, you may obtain assistance from HP Total Care.
Before you call
To assist our HP Total Care Representatives to serve you better, prepare the following information
1.Print the printer configuration page. See
Understanding and printing the configuration page for
instructions on how to print this page. If the printer does not print, get the following information
●Model number and serial number. (Check the back of the printer.)
2.Check the operating system that you are using, such as Windows 98 SE.
3.If the printer is connected to the network, check the network operating system, such as Windows
NT Server 4.0.
4.Note how the printer is connected to your system, such as parallel, USB, or network.
5.Obtain the printer driver and version number of the printer software, such as HP Officejet Pro
K850 Series Version: 220.127.116.11. (To find the printer driver version number, open the printer
settings or properties dialog box and click the About tab.)
6.If you have a problem printing from a particular application, note the application and version
HP Total Care phone numbers
In many locations, HP Total Care provides toll free telephone support during the warranty period.
However, some of the support numbers listed below may not be toll free.
For the most current list of telephone support numbers, see
Algeria61 56 45 43
ArgentinaBuenos Aires: 54–11–4708–1600
Outside Buenos Aires: 0-800-555-5000
Australia1300 721 147
Out-of-warranty: 1902 910 910
Brazil Outside Sao Paolo: 0–800-709–7751
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