HP Enterprise CP5525 manual Defective

Problem Sample Cause Solution

Vertical white lines appear in all colors.

Horizontal scratches on the	Replace the fuser.
fuser roller.
Scratches are present on the	Replace the affected print cartridge.
circumference of the ITB.	Replace the ITB.

Horizontal lines appear on the	Repetitive horizontal lines	Use the repetitive defects ruler to
page.	appear.	identify the dirty roller. Clean the
		roller. If the roller cannot be
		cleaned, replace the fuser.
	Horizontal scratches are	Replace the print cartridge of the
	present on the photosensitive	color that matches the defect.
	drum.
	Horizontal scratches are	Replace the fuser.
	present on the fuser roller.
A horizontal white line appears	Repetitive horizontal white	Use the repetitive defects ruler to
on the page.	lines appear.	identify the dirty roller. Clean the
		roller. If the roller cannot be
		cleaned, replace the roller.
	Horizontal scratches are	Replace the print cartridge of the
	present on the photosensitive	color that matches the defect.
	drum.
	Scratches are present on the	Replace the ITB.
	circumference of the ITB.
Image in a particular color does	Poor contact exists in the	Clean each contact of the color that
not print in the correct color.	primary charging bias or	produces the missing color. If the
	developing bias contacts	problem remains after cleaning,
	between the print cartridge	check the contacts for damage.
	and the product.	Replace any deformed or damaged
		parts.
	The print cartridge (primary	Replace the print cartridge of the
	charging roller, developing	color that matches the defect.
	roller, or photosensitive drum)
	is defective.
	The imaging high-voltage	Replace the imaging high-voltage
	power-supply is defective (no	power-supply.
	primary charging bias or
	developing bias output).
	The laser/scanner unit is	Replace the laser/scanner assembly.
	defective.

ENWW Solve image-quality problems 527