User`s manual

Horizontal Stripes
Sometimes horizontally aligned black streaks or smears can appear.
••The toner cartridge may not be installed properly. Remove the cartridge
and reinsert it. See Chapter 1 for installation information.
••The toner cartridge may be defective. Consider replacing it. See
Chapter 5 for toner replacement and warranty information.
••If the printer still has print quality problems, the printer may require
repair. See the Support Page at the front of this manual for support
options available.
Repetitive Defects
Sometimes light character shadows or repetitive marks appear on the
page.
••The printer may need cleaning. See “Cleaning Your Printer,” in Chapter 5.
••If using transparencies, use a different type of overhead transparency.
See Appendix B for transparency specifications.
••Your paper texture may be too coarse. Try changing to a paper with a
smoother finish.
••The toner cartridge may be damaged, causing a repetitive black flaw on
every printout. Replace the toner cartridge.
••The photosensitive drum of the toner cartridge may have been
over-exposed to bright light, causing repetitive defects (usually a fuzzy
black area). Replace the toner cartridge. See “Accessories/Supplies
Information” in Chapter 5 for ordering information.
Vertical White Stripes
The printer’s internal mirror is contaminated. It must be cleaned or
replaced by an authorized HP service representative. See the “Repair
Services” section on the HP Support Page, at the front of this manual.
6-10 Troubleshooting and Problem Solving EN