Service manual

Vertical white stripes appear.
Cause Solution
The toner is low or poorly distributed in the print cartridge. Gently rock the print cartridge back and forth to redistribute the
toner (see the illustration on the print cartridge). Replace the
print cartridge.
The media you are using does not meet HP specifications (for
example, it is too moist or too rough).
Make sure that the media meets the specifications detailed in
the HP LaserJet Printer Family Print Media Guide.
Printout is faded in areas.
Cause Solution
If the entire page is light, the print density is too light or
Econmode might be turned on.
Open the Printer Properties dialog box, and then click Printer
preferences. Select the Finishing tab and make sure that the
EconoMode (Save Toner) check box is not selected. Select
OK to close the Printer Preferences dialog box. Select the
Configure tab in the Printer Properties dialog box. Use the
slide bar in the Print Density area of the dialog box to change
the print density setting. Click OK to close the Printer
Properties dialog box.
The printer is operating in humidity or temperature conditions
that are not within the recommended ranges.
Move the product to a different location. Increase airflow
around the printer to prevent condensation on the laser/
scanner lens.
The toner is low or poorly distributed in the print cartridge. Gently rock the print cartridge back and forth to redistribute the
toner (see the illustration on the print cartridge). Replace the
print cartridge.
Table 6-6 Solving print-quality problems (continued)
120 Chapter 6 Troubleshooting ENWW