Konica Minolta 2490MF manual Solving Problems with Printing Quality

Symptom	Cause	Solution
There are	One or more of the	Remove the toner cartridges and
toner	toner cartridges are	check for damage. If it is damaged,
smudges or	defective or installed	replace it.
residual	incorrectly.
images.
	The fuser separator	Return the fuse separator levers to the
	levers are adjusted	plain paper setting.
	for envelope printing.

There are	The media transfer	Clean the media transfer roller.
toner	roller is dirty.
		If you think the transfer roller should be
smudges on
		replaced, contact Technical Support
the back side
		with the error information.
of the page
	The media path is	Print several blank sheets and the
(whether or
	dirty with toner.	excess toner should disappear.
not it has
been	One or more of the	Remove the toner cartridges and
duplexed).	toner cartridges are	check for damage. If it is damaged,
	defective.	replace it.
	The drum cartridge is	Remove the drum cartridge and check
	defective.	for damage. If it is damaged, replace it.
Abnormal	The laser lens is dirty.	Clean the laser lens.
areas (white,
	A toner cartridge may	Remove the toner cartridges with the
black, or	be defective.	color causing the abnormal image.
color) appear
in a regular		Replace it with a new toner cartridge.
	The drum cartridge is	Remove the drum cartridge and check
pattern.
	defective.	for damage. If it is damaged, replace it.

180 Solving Problems with Printing Quality