HP Color LaserJet 1600 User Manual

ProblemCauseSolution
If large amounts of toner have scattered
around the characters, the paper might
have high resistivity.Use a different paper, such as high-
quality paper that is intended for color
laser printers.
An image that appears at the top of the
page (in solid black) repeats farther
down the page (in a gray field).Software settings might affect image
printing.In your software program, change the
tone (darkness) of the field in which the
repeated image appears.
In your software program, rotate...

ProblemCauseSolution
The device might be operating in
excessively humid conditions.Verify that the device environment is
within humidity specifications.
One or more print cartridges might be
low. If you are using non-HP print
cartridges, no messages appear on the
device control panel or in the
HP Toolbox.Replace any low print cartridges.
The control panel is set for override.Replace low or empty print cartridges.
A color is printing inconsistently after you
load a new print cartridge.
Aa BbCc
A a BbCc
A...

Media-handling problems
Use the information in this section when the device experiences media-handling problems.
Print-media guidelines
●For best results, make sure that the paper is of good quality, and free of cuts, nicks, tears, spots,
loose particles, dust, wrinkles, voids, staples, and curled or bent edges.
● For best-quality color printing, use a smooth type of paper. Generally, smoother media produces
better results.
● If you are unsure what type of paper you are loading (such as bond or...

ProblemCauseSolution
Jamming, damage to deviceThe paper has cutouts or perforations.Use paper that is free of cutouts or
perforations.
Problems with feedingThe paper has ragged edges.Use high-quality paper that is made for
color laser printers.
The paper varies from side-to-side.Turn the paper over.
The paper is too moist, too rough, too
heavy or too smooth, has the wrong grain
direction, or is of short-grain construction
or it is embossed or from a faulty paper
lot.Try another kind of paper, between...

ProblemCauseSolution
The document might contain blank
pages.Check the document that you are printing
to see if content appears on all of the
pages.
The device might be malfunctioning.To check the device, print a
Configuration page.
Pages print very slowly.Heavier media types can slow the print
job.Print on a different type of media.
Complex pages will print slowerProper fusing may require a slower print
speed to ensure the best print quality.
Pages did not print. The device might not be pulling...

Troubleshooting tools
The section describes the tools that can help you solve problems with your device.
Device pages and reports
This section describes the pages and reports that help you diagnose and solve problems with the device.
Demo page
To print the Demo page, press the  (Left arrow ) and  (Right arrow ) buttons on the printer control
panel simultaneously. You can also print this page from the HP Toolbox.
Configuration page
The Configuration page lists the current settings and properties of the...

To view HP Toolbox
Open HP Toolbox in one of these ways:
●On the Windows desktop, double-click the HP Toolbox icon.
● On the Windows 
Start menu, click  Programs (All Programs  in Windows XP), click  HP, click
HP Color LaserJet 1600 , and then click HP Color LaserJet 1600 Toolbox .
Troubleshooting tab
HP Toolbox includes a Troubleshooting tab that contains links to the following main pages:
● Clearing Jams
. View information about locating and clearing jams.
● Print Problems
. View Help topics that can...

3.Load plain letter or A4 paper when you are prompted.
4. Press 
 (Select ) again to confirm and begin the cleaning process.
A page feeds through the printer slowly. Discard the page when the process is completed.
Calibrating the printer
Calibrations are performed at regular intervals. For best print quality, a calibration can be performed
from the control panel using the following steps:
1. Use the 
 (Left arrow ) or the  (Right arrow ) button to select  System setup and then press 
(Select ).
2. Use...

A Accessories and ordering information
The following list of accessories was current at the time of printing. Ordering information and availability
of the accessories might change during the life of the printer. For the most current ordering information,
visit the most appropriate of the following Web sites:
●North America: 
http://www.hp.com
● Europe and Middle East: 
http://www.hp.com
● Asia Pacific countries/regions: 
http://www.hp.com
● Latin America: 
http://www.hp.com
ENWW 97
 

Replacement supplies
Product nameDescriptionPart number
Black print cartridgeLife of 2,500 pages at approximately 5%
coverage.Q6000A
Cyan print cartridgeLife of 2,000 pages at approximately 5%
coverage.Q6001A
Yellow print cartridgeLife of 2,000 pages at approximately 5%
coverage.Q6002A
Magenta print cartridge Life of 2,000 pages at approximately 5%coverage.Q6003A
NOTE
Actual yields may vary according to usage.
98 Appendix A   Accessories and ordering information ENWW