HP Designjet 9000s 9 The problem is print quality

9 The problem is print quality

This section explains how to solve print quality problems.

Symptom

A blank sheet of media is printed or the printed image is faded.

Parts of a drawing are missing or the print is unclear.

The print is blurred.

The print is stained.

The first part of a printed image is missing.

Parts of a printed image are missing even after head cleaning is performed repeatedly.

Possible cause	Corrective measure
The printer did not receive data.	Check print data.
The environment conditions do not	Use the printer in the specified
meet the printer specifications.	environmental conditions (temperature
	and humidity).
Media settings are incorrect.	Check the media settings.
Foreign objects are attached to the	Clean the printhead from the
head.	PH.RECOVERY menu.
The low printing ratio pattern is printed	Set the printhead mode to HIGHLIGHT.
continuously at high temperature
environment.
The media has been loaded the wrong	Check whether the media is loaded
side up.	correctly.
The media settings are incorrect.	Check the media settings.
The media edge guard or fan guard	Set them correctly.
lever are not set correctly.
The heater temperature is too low.	Increase the heater temperature.
The leading edge of the media is curled.	Check whether the leading edge of the
	media is curled. If it is curled, cut the
	leading edge.
The media is slightly folded or crumpled.	If the media is crumpled, feed the
	media and cut off the crumpled part of
	the media.
The platen is stained.	Clean the platen. See Inspection &
	Maintenance.
Environment temperature.	Use the printer in the specified
	environmental conditions.
The nozzle is clogged.	Wash the printheads.

ENWW 115