Solving print quality problems, 171, Problem Action | Lexmark X642e

Solving print quality problems

The information in the following table may help you solve print quality problems. If these suggestions still do not correct the problem, call for service. You may have an MFP part that requires adjustment or replacement.

Problem	Action
Print is too light.	• The toner may be low. To utilize the remaining toner, remove the cartridge by
	gripping the handles with both hands. With the cartridge arrows pointing
	downward, firmly shake the print cartridge side-to-side and front-to-back
	several to redistribute the toner. Reinstall the cartridge. Repeat this
	procedure multiple until the print remains faded. When the print remains
	faded, replace the print cartridge.
	• Change the Toner Darkness setting in the Quality menu.
	• Change the Brightness setting in the Quality menu.
	• If printing on an uneven print surface, change the Paper Weight and Paper
	Texture settings in the Paper menu.
	• Verify the correct print media is being used.
	• Verify you are using the correct MFP drivers.
	• Verify the environment is 16 to 32 degrees C (60 to 90o F).
Toner smears or print	• If printing on an uneven print surface, change the Paper Weight and Paper
comes off the page.	Texture settings in the Paper menu.
	• Verify the print media is within the MFP specifications. See Understanding
	paper and specialty media guidelines for more details.

Toner appears on the back of the printed page.

Toner is on the transfer roll. To help prevent this, do not load print media that is smaller than the page size of the job to be printed.

Open and close the MFP top front cover to run the MFP setup cycle and clean the transfer roll.

171

Image 171

Lexmark X642e manual Solving print quality problems, 171, Problem Action

Contents

X642e Laser MFP United States Government Rights Mercury statement Static sensitivity notice Contents Mail Understanding paper and specialty media guidelines Understanding the MFP 124 187 Identifying the MFP Learning about the MFP Models Following table lists some common features of your printer Using the scanner Basic functions of the scannerModel Automatic document feeder and scanner glass flatbed Configured models Understanding the MFP control panel LCD Callout Control panel item Function Callout Control panel item Function Callout Control panel item Function Button Function Home screen and Home screen buttons Button Button name Function FTP Information on touch-screen buttons Scale / Darkness Using the LCD touch-screen buttonsSample screen one Copy Sides Duplex Letter 8.5 x 11 Copy To Letter 8.5 x Collate Displaying 1-4/5 Sample screen three Button Button name Function or description Information on touch-screen buttons Back Other touch-screen buttons Feature Feature name Description Features Paper Menu Menus Quick copy Copying Using the scanner glass flatbed Multiple page copyingUnderstanding the copy screens and options Page Page Copying from one size to another Making transparenciesCopying to letterhead Touch Scan Next or Done Making copies using media from a selected trayCopying photographs Touch Photograph Copying mixed-sized media Reducing and enlarging copies Setting the duplex option Setting collation options Adjusting copy quality Touch Paper Saver Setting paper saving optionsPlacing separator sheets between copies Touch Separator Sheets While the document is in the ADF Canceling a copy jobPlacing the date and time at the top of each Placing an overlay message on each Question Tip While copying pages using the scanner glass flatbedWhen the pages are being printed Copy tips Mail Touch E-mail It Using a shortcut numberUsing the address book Entering an e-mail address Mailing to a profile Adding e-mail subject and message informationTouch Held Jobs Touch Profiles Mailing color documents Changing the output file type Click E-mail Destination Setup Creating an e-mail shortcutFrom a computer Touch Save as Shortcut Canceling an e-mailCreating an e-mail profile From the MFP Understanding e-mail options Address book setup Mail server setup Mail tips Faxing Sending a fax Using fax destination shortcuts Sending faxes from a computer Creating shortcuts Click Fax Shortcut Setup From the MFP Understanding fax options Adjusting the Darkness setting Changing the fax resolution Sending a fax at a later time Touch Advanced Options Touch Delayed Send Touch Delete Selected Jobs Cancel an outgoing faxFax tips While the original documents are still scanning Touch Station Number Fax setup Click Fax Settings Click Fax Job Log or Fax Call Log Click Configuration Entering the FTP address FTP Click FTP Shortcut Setup FTP options Following tips may improve the MFP FTP quality FTP tips Click Scan Profile Click Create Scan Profile Create a scan to PC profilePage Understanding scan to PC options Scanning to a USB flash memory device Scanning tipsTouch Scan to USB drive Sending a job to print Printing Printing from a USB flash memory device Canceling a print job Canceling a job from a computer running Windows Canceling a job from the MFP control panel Touch Menu Settings Printing the menu settingsPrinting a network setup Canceling a job from a Macintosh computer Printing a confidential job Printing a font sample listPrinting a directory list Printing confidential and held jobs At the MFP Touch Held Jobs WindowsMacintosh Copies & Pages or General pop-up menu, select Job Routing Printing and deleting held jobs Verify PrintReserve Print Repeat Print Printing on specialty media Select File Æ Print Mac OS Select File Æ Page Setup Loading standard trays and optional trays Size indicators Page Insert the tray into the MFP Touch Paper Type Setting the Paper Type and Paper SizeLoading the multipurpose feeder Touch Paper Menu Touch Paper Size Simplex Duplex Envelope Letterhead letterhead Loading letterhead or preprinted paper Loading paper, transparencies, or envelopes Simplex single sided Closing the multipurpose feeder Loading the 2000-sheet drawerPage Close the loading door Loading the envelope feeder Page Page Linking trays Supported print media Understanding paper and specialty 8 media guidelines Print media sizes Print media size Dimensions Print media sizes Print media types Print media weights Print media weights 100 101 WeightSelecting print media Paper 102 Unacceptable paper for the ADF 103 Envelopes 104 Labels 105 Card stock Storing print media Avoiding jams106 107 Installing input options Order of installation108 MFP 109 110 Installing a 250-sheet or 500-sheet drawer 111 Installing a duplex unit 112 113 Installing memory or option cards 114 Accessing the MFP system board 115 116 117 Installation Installing or removing a memory card 119 Removal 120 Installing or removing a flash memory or firmware card 121 122 Installing an option card 123 Replacing the shield 124 Storing supplies Determining the status of supplies 125Ready Toner low Touch any button to Ordering a print cartridge Supply Menu selection item What the setting doesConserving supplies Ordering supplies 127 Average cartridgePart number Description Yield1 128 Ordering a maintenance kit Maintenance kit for Part numbers129 Ordering pick rollers Ordering a label fuser cleanerOrdering charge rolls Ordering a transfer roller 131 Recycling Lexmark products Touch Automatic Scanner Registration Cleaning the scanner glass flatbed and backing materialScanner registration 132 133 Touch Exit Configuration Menu 134 Moving the MFPMoving the MFP within the office Preparing the MFP for shipment Adjusting control panel brightness Brightness135 Touch Settings Touch General Settings Adjusting screen timeoutAdjusting Power Saver Configuring the MFP 137 Setting Password Protect for the menusRestricting Function Access Touch Settings 138 Setting a password before printing received faxesSelect Always On for Held Fax Mode Disabling the Driver to Fax menu item Setting security using the Embedded Web Server EWS Releasing held faxes for printing139 140 Using the secure EWS 141 Supporting IPSec Internet Protocol Security 142 143 Using 802.1x AuthenticationClick TCP/IP Port Access Disabling ports and protocols 144 Confidential Print SetupClick 802.1x Authentication Click Confidential Print Setup 145 Using the restricted server list function 146 Identifying jams 147 Access doors and trays Paper Jam Check MP Feeder Understanding jam messagesClearing jams 148 Touch Continue Paper Jam Check Env Feeder 149 Touch Continue 150 23x and 24x jams 151 152 153 201 Paper Jam Remove Cartridge 154 155 Touch Continue Paper Jam Open Rear Door 156 157 23x Paper Jam Open Duplex Rear Door 158 Clearing ADF Jams 159290, 291, 292, and 294 Scanner Jams Message Action Understanding MFP messagesOnline technical support Checking an unresponsive MFP 160 Solving printing problems Symptom Cause Solution161 MFP 162 163 Symptom Solution Solving copy quality problemsSolving scan quality problems Solving fax problems Option Action Solving option problems165 Touch Caller ID 166 See Solving 2000-sheet drawer problems Solving 2000-sheet drawer problems Problem Solution167 168 Solving paper feed problems 169 170 Print quality troubleshootingPrinting the print defects guide Printing the print quality test pages Solving print quality problems Problem Action171 172 173 174 175 Menu selection Purpose Values†Driver option Purpose Values† Conventions Electronic emission notices 176Part European Community EC directives conformity 177Industry Canada compliance statement Avis de conformité aux normes de l’industrie du Canada 178 Radio interference notice CCC EMC notice 179 Part 180Japanese Vcci notice Korean MIC statement Bsmi EMC notice 181 182 Other telecommunications notices 183 Using this product in GermanyUsing this product in Switzerland South Africa telecommunications notice Noise emission levels 184Meter average sound pressure DBA 185 Energy Star 186 Laser notice 187 Index 188 189 PIN 190 191