Lexmark 920 manual Abcde, Troubleshooting, Solving print quality problems

Troubleshooting

Symptom	Cause		Solution
Print too light	• The Toner Darkness setting		• Select a different Toner Darkness
		is too light, RGB Brightness		setting, RGB Brightness setting, or RGB
		is too bright, or RGB		Contrast setting from the printer driver
		Contrast is too high.		before sending the job to print.
	• You are using paper that		• Perform a Color Adjust in the Quality
		does not meet the printer		Menu.
		specifications.	• Load paper from a new package.
	• Color Saver is On.		• Avoid textured paper with rough finishes.
	•	Toner is low.	• Make sure the paper you load in the
	• A toner cartridge is			trays is not damp.
		defective or has been	• Make sure the printer’s paper type and
		installed in more than one		paper weight settings match the type of
		printer.		paper you are using.
			• Turn Color Saver off.
			• Replace the toner cartridge.
Print too dark	• The Toner Darkness setting		• Select a different Toner Darkness
		is too dark, RGB Brightness		setting, RGB Brightness setting, or RGB
		is too dark, or RGB		Contrast setting from the printer driver
		Contrast is too high.		before sending the job to print.
	• A toner cartridge is		• Replace the toner cartridge.
		defective.
Transparency print quality is poor	•	You are using	• Use only transparencies recommended
(Print has inappropriate light or dark spots,		transparencies that do not		by the printer manufacturer.
		meet the printer	• Make sure the Paper Type setting is set
toner is smeared, horizontal or vertical light
		specifications.		to Transparency.
bands appear, or color does not project.)
	• The Paper Type setting for
		the tray you are using is set
		to something other than
		Transparency.
Toner fog or background shading appears	• A toner cartridge is		• Reinstall or replace the cartridge.
on the page		defective or installed	• Replace the transfer belt.
		incorrectly.	• Replace the photodeveloper (black
	• The transfer belt is worn or			alone or all other colors at once).
		defective.	•	Replace the fuser.
	• A photodeveloper is worn or		•	Call for service.
		defective.

•The fuser is worn or defective.

•Toner is in the paper path.

Toner rubs off the paper easily when you	• The Type setting is wrong	• Change Paper Type to match the paper
handle the sheets	for the type of paper or	or specialty media you are using.
	specialty media you are	• Change Paper Weight from Plain to
	using.	CardStock (or other appropriate weight).
	• The Weight setting is wrong	• Replace the fuser.
	for the type of paper or
	specialty media you are
	using.

•The fuser is worn or defective.

Gray background	• The Toner Darkness setting	• Select a different Toner Darkness setting
	is too dark.	from the printer driver before sending the
ABCDE	• A toner cartridge is	job to print.
	defective.	• Replace the toner cartridge.
ABCDE
ABCDE

Solving print quality problems

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