HP C4106A HP LaserJet 6L Printer - User Manual - Page 34

Solving Print Quality Problems

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Solving Print Quality Problems Use the following table to help pinpoint and solve print quality problems. Problem Cause Solution(s) Print is faded or you notice a block of vertically aligned white streaks. The toner cartridge may be getting low on toner. The paper you are using may not meet HP's paper specifications (for example, it may be too moist or too rough). See chapter 3, "Managing HP LaserJet Toner Cartridges." Order HP's paper specification guide listed in "Accessories and Supplies Information" in appendix A. Toner density setting may need to be adjusted. Adjust the setting through your software or printer driver. EconoMode may be on. Turn EconoMode off through your software or printer driver. Stains or The paper you are using may not meet smudges appear HP's paper specifications (for example, it as small, round, may be too moist or too rough). black dots on the front or back of a You may be printing on the wrong side of page. Sometimes the paper. inconsistent stains appear. Order HP's paper specification guide listed in "Accessories and Supplies Information" in appendix A. Remove the paper from the Paper Input Bin and turn it over. (The wrapper on many reams of paper has an arrow indicating the print side.) The printer may need cleaning. See "Cleaning Your Printer" in this chapter. The toner cartridge may be damaged. Vertically-aligned The toner cartridge may be damaged. black streaks or smears appear on successive pages. Replace it if maintenance procedures do not improve print quality. See chapter 3, "Managing HP LaserJet Toner Cartridges." Replace it if maintenance procedures do not improve print quality. See chapter 3, "Managing HP LaserJet Toner Cartridges." The printer may need cleaning. See "Cleaning Your Printer" in this chapter. 4 Troubleshooting EN Troubleshooting 4-7

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Solving Print Quality Problems
Use the following table to help pinpoint and solve print quality problems.
Problem
Cause
Solution(s)
Print is faded or
you notice a
block of
vertically aligned
white streaks.
The toner cartridge may be getting low
on toner.
The paper you are using may not meet
HP’s paper specifications (for example, it
may be too moist or too rough).
Toner density setting may need to be
adjusted.
EconoMode may be on.
See chapter 3, “Managing HP LaserJet
Toner Cartridges."
Order HP’s paper specification guide
listed in “Accessories and Supplies
Information" in appendix A.
Adjust the setting through your software
or printer driver.
Turn EconoMode off through your
software or printer driver.
Stains or
smudges appear
as small, round,
black dots on the
front or back of a
page. Sometimes
inconsistent
stains appear.
The paper you are using may not meet
HP’s paper specifications (for example, it
may be too moist or too rough).
You may be printing on the wrong side of
the paper.
The printer may need cleaning.
The toner cartridge may be damaged.
Order HP’s paper specification guide
listed in “Accessories and Supplies
Information" in appendix A.
Remove the paper from the Paper Input
Bin and turn it over. (The wrapper on
many reams of paper has an arrow
indicating the print side.)
See “Cleaning Your Printer” in this
chapter.
Replace it if maintenance procedures do
not improve print quality. See chapter 3,
“Managing HP LaserJet Toner
Cartridges.”
Vertically-aligned
black streaks or
smears appear
on successive
pages.
The toner cartridge may be damaged.
The printer may need cleaning.
Replace it if maintenance procedures do
not improve print quality. See chapter 3,
“Managing HP LaserJet Toner
Cartridges.”
See “Cleaning Your Printer” in this
chapter.
4
Troubleshooting
EN
Troubleshooting
4-7