HP LaserJet 3150 All-in-One Printer series - Manual (Page 205)

EN Solving image quality problems 203
Vertically-aligned
black streaks or
smears appear on
successive pages. The toner cartridge may be damaged.
The HP LaserJet 3150 product may need
cleaning.
See “Managing HP LaserJet toner
cartridges” on page 62. Replace the toner
cartridge if maintenance procedures do
not improve print quality.
See “Cleaning the scanner path” on
page 213.
Horizontally
aligned black
streaks or smears
appear. The toner cartridge may not be properly
installed.
The toner cartridge may be defective and
need replacing.
Make sure you removed the entire length
of the sealing tape from the toner
cartridge before you installed it. See
“Installing the toner cartridge” in the
getting started guide.
The toner cartridge may still be under
warranty. See “Warranty information” on
page 243.
Light character
shadows or
repetitive marks
appear on the
page. The HP LaserJet 3150 product may need
cleaning.
If you are using transparencies, they may
not meet HP’s specifications.
The paper’s texture may be too coarse.
The toner cartridge may be damaged,
causing a repetitive black flaw on every
printout.
The toner cartridge’s photosensitive drum
may have been overexposed to bright
light, causing repetitive defects (usually a
fuzzy black area).
See “Cleaning the scanner path” on
page 213.
Order HP’s paper specification guide. See
“Ordering parts” on page 221.
Try changing to a paper with a smoother
finish.
The toner cartridge may still be under
warranty. See “Warranty information” on
page 243.
The toner cartridge may still be under
warranty. See “Warranty information” on
page 243.
Problem Cause Solution