Lexmark 120 Print quality problems, White lines, Streaked horizontal lines, Print irregularities

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Troubleshooting

Print quality problems

To solve many print quality problems, replace supply or maintenance items that have reached the end of intended life. Use the following table for solutions.

Symptom	Cause	Solution

White lines	Either the toner cartridge or the fuser	Replace the toner cartridge or the
	is defective.	fuser*, as needed.
ABCDE
ABCDE
ABCDE

Streaked horizontal lines	If the lines are parallel to lines that are	Replace the toner cartridge or the
	supposed to be there, see “Ghost	fuser*, as needed.
	Images”

The toner cartridge or the fuser may be defective, empty, or worn.

Streaked vertical lines				•	The toner is smeared before fusing	•	If paper is stiff, try feeding from the
					to the paper.		priority feeder.
				•	The toner cartridge is defective.	•	Replace the toner cartridge.

Print irregularities	• The paper has absorbed moisture	• Load paper from a fresh package.
	due to high humidity.	• Avoid textured paper with rough
	• The paper being used does not	finishes.
ABCDE	meet printer specifications.	• Make sure the printer driver paper
ABCDE	• The fuser is worn or defective.	type setting matches the type of
ABCDE		paper being used.
ABCDE		• Replace the fuser*.
		• Replace the fuser*.
ABCDE

*To replace the fuser, call a service technician.

†This setting can be changed using the Local Printer Setup Utility (Windows), or through Printer Settings (Macintosh). See Software and Documentation CD for additional information.

Print quality problems

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Contents E120, E120n Edition July Contents Contents Overview Overview Continue Using the operator panels Using the operator panels Overview of the Lexmark E120 operator panelLexmark E120 operator panel lights Understanding the Lexmark E120 operator panel lights Light sequenceService error secondary Ready / Data light blinks ten times Primary Codes Ready / Power Saver Operator panel codes for the Lexmark E120Using the operator panels Busy WaitingUsing the operator panels Cancel job / Reset printer Flushing bufferInvalid engine code Using the operator panels Not ready Printing font list or menu settingsProgramming engine code or system code Using the operator panels Restoring factory defaults Cartridge region mismatchOpen door Missing cartridge / Defective cartridge detectedUsing the operator panels Complex ENA connection lostUsing the operator panels Insufficient collation area Load mediaUsing the operator panels Print side two of a duplex job Memory fullUsing the operator panels Host interface disabled Jam in the printer paper pathUsing the operator panels Jam in Tray 1 / priority feeder Using the operator panels Short paper Toner lowService error Overview of the Lexmark E120n operator panel Press and release ContinueUnderstanding the Lexmark E120n operator panel lights Missing cartridge / Defective cartridge Network interface errorsHost interface disabled DetectedUnsupported toner cartridge Service error Operator panel codes for the Lexmark E120nResolution reduced Using the operator panels Waiting Current job is canceledUsing the operator panels Invalid engine code Error-OnLoad / Remove Paper-On Toner Low/Replace PC Kit-Blinking Error-Blinking Change cartridge Missing cartridge / Defective cartridge detected Ready / Data-OnUsing the operator panels ENA connection lost Paper Jam-BlinkingToner Low/Replace PC Kit-On Continue-Blinking Load / Remove Paper-On Using the operator panels Network interface errors Using the operator panels Jam at the input sensor Jam between the input and exit sensorsUsing the operator panels Jam at printer exit sensor Using the operator panels Resource save off Using the operator panels Toner low See Using the printer resident Web page onLong-life photoconductor kit life warning Using the printer resident Web Unsupported toner cartridgePrinting the menu settings and network setup Restoring factory defaultsMenu settings and network setup Print media tasks and tips Paper Types of print mediaChoosing appropriate print media Print media tasks and tipsEnvelopes Preprinted forms and letterheadTransparencies LabelsStoring print media Loading print media into TrayCard stock Loading print media into Tray Print media tasks and tips Loading print media into the priority feeder Preventing jams Clearing jams Print media tasks and tips Print media tasks and tips Print media tasks and tips Print media tasks and tips Printing tasks Printing tasks Printing from the priority feederFrom a Windows computer Click File Æ PrintClick File Æ Page Setup From a Macintosh computerSelect Manual Paper or Manual Envelope as appropriate Printing on both sides of the paper manual duplex Printing multiple page images on one page N-up printing Printing on letterhead Canceling a print job Click Start Æ Settings Æ PrintersFrom printer operator panel Supplies information Supply items needed Supplies informationOrdering supplies Supplies information Storing supplies Network setup page onAssessing supply needs Conserving suppliesChanging the toner cartridge Supplies information Supplies information Changing the long-life photoconductor kit Supplies information Supplies information Lexmark Return Program Recycling Lexmark productsRefilled toner cartridge notice Troubleshooting General problems Print quality problemsGeneral problems TroubleshootingTroubleshooting Streaked horizontal lines Print quality problemsWhite lines Streaked vertical linesPoor transparency print quality Light printDark print Toner specksSpecifically located ghost images Uneven print densityGhost Images Grouped streaks along the left side of the printedIncorrect margins Streaks at the bottom of the printedUneven printing Skewed printLicensing Notice Conventions Electronic emission noticesEnergy Star Noise emission levelsLaser notice Lexmark International, Inc. Lexington, KYAdditional rights Index Index USB