Lexmark 840 manual Abc

Page 101

Troubleshooting

Problem

Action

Entire page is white.

• Make sure the packaging material is removed from the photoconductor kit.

 

•

Check the photoconductor kit to be sure it is installed correctly.

 

•

Replace the photoconductor kit.

Streaks appear on the page. •

If you are using preprinted forms, make sure the ink can withstand temperatures of

 

230°C (446°F).

•

Replace the photoconductor kit or toner cartridge.

ABC

DEF

Printing is too dark.

• Change the Toner Darkness setting in the Quality menu.

 

• Change the Brightness setting in the Quality menu.

 

• Change the Contrast setting in the Quality menu.

ABC

Note: Macintosh computer users should make sure the lines per inch (lpi) setting is not

set too high in the software application.

 

DEF

 

Characters have jagged or

•

Change the Print Resolution setting in the Quality menu to 600 dpi, 1200 dpi, or 2400

uneven edges.

 

Image Q.

 

• Enable Enhance Fine Lines.

 

•

If you are using downloaded fonts, verify the fonts are supported by the printer, the

 

 

host computer, and the software application.

Solving print quality problems

101

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Contents W840 Trademarks Safety informationEdition March Contents Contents 112 Basic model Conventions used in this book Printer overviewLearning about the printer Configured modelMenu Paper Menu Reports SettingsMenu Understanding the printer operator panelStop Navigation buttonsButton or operator panel Function Indicator lightStatus Indicates Numeric padOperating system Go to WindowsInstalling drivers for local printing Using Windows 95 and Windows 98 first editionClick Install Printer and Software Click Have DiskSerial printing Setting parameters in the printerInstalling a printer driver Click Properties Setting parameters in the communications COM port`Creating a desktop printer icon Mac OS Double-clickPrint Center or Printer Setup UtilityMacintosh Double-clickDesktop Printer Utility UNIX/LinuxFor Mac OS 9.0 Open Apple LaserWriter Assigning a printer IP address Printing a network setupInstalling drivers for network printing Verifying the IP settingsSupported printer drivers Supported network printer portsDirect Printing configuration Operating system Go toShared Click Add PortInstalling drivers for network printing Close Network Neighborhood Configuring Drag‘N’PrintClick Start Æ Settings Æ Printers Mac OS Install a custom PPD fileUsing IP Printing NetWare Installing options Installing options Accessing the printer system boardInstalling options Installing a printer memory card Installing a flash memory or firmware card Installing an option card Installing options Installing a hard disk Installing options Replacing the access panel Supported print media Understanding paper and specialty media 5 guidelinesUnderstanding paper and specialty media guidelines Size DimensionsPrint media sizes Indicates supportBin Size Standard Offset Staple Punch Media sizes supported in the finisherFeed characteristics by print media size Print media types Print media weights Envelopes Media weights supported in the finisherUpper limit Selecting print media Paper characteristicsPaper Paper Transparencies Envelopes Labels Card stockSelecting paper Unacceptable paperPrinting on letterhead Selecting preprinted forms and letterheadMedia source or process Print side Top Single-sided printingSelecting transparencies TransparenciesEnvelopes Labels Card stock Storing print mediaAvoiding jams Avoiding jams Loading standard or optional 500-sheet trays PrintingPrinting Printing Loading the multipurpose feeder Printing Printing Loading the 2000-sheet dual input trays Loading the 2000-sheet high capacity feeder Printing Changing the Custom Type Name Setting up trays with different orientationsLinking trays Click Configuration Click Paper Menu Click Custom NamesOutput bin Each bin accommodates Illustration of output bin Identifying and linking output binsLinking output bins Sending a job to print Printing from a USB flash memory device Canceling a job from a computer running Windows Canceling a print jobCanceling a job from the printer operator panel Canceling a job from a Macintosh computer Printing the menu settingsCanceling a job from the desktop Canceling a job from a Macintosh computer running Mac OSPrinting a directory list Printing a font sample listPrinting confidential and held jobs Printing a confidential jobMacintosh Printing WindowsAt the printer Print Time FiltersPrinting and deleting held jobs Copies & Pages or General pop-up menu, select Job Routing MacintoshPrinting A5/Statement or JIS-B5/Executive sizes Storing supplies Determining the status of suppliesReady. Tray 1 Low, Tray 2 Low… Status / SuppliesConserving supplies Photoconductor kit end-of-lifeOrdering supplies Ordering a toner cartridgeRecycling Lexmark products Maintenance kitOrdering staple cartridges Machine voltage Part numbers23x Paper Jam Show areas Pages jammed Identifying jamsOpen manual Feed door Show aClearing jams Access doors and traysClearing printer jams Understanding jam messagesPaper Jam Check MP Feeder Message What to do24x Paper Jam Check Tray Clearing printer jams Clearing jams 200, 201, and 202 Paper Jam Check Door a Paper Jam Check Areas A/E Clearing jams Paper Jam Check Door A, E, D Clearing jams Paper Jam Check A, D Clearing Area B Open Door B Remove the jammed media Close Door B Slide the feeder firmly against the printer Press Clearing Area C Clearing jams Clearing Area F 28x Paper Jam Check FinisherClearing Area H Clearing jams Clearing Area GClearing staple jams Clearing jams Checking an unresponsive printer Online customer support Calling for serviceTroubleshooting Solving printing problemsSymptom Cause Solution Check the Print as image boxFinishing Menu Set Page Protect to Off from the Setup MenuSee Linking trays on page 59 or see the Menus See Solving 2000-sheet drawer problems on Solving option problemsOption Action Supported print media onProblem Solution Solving 2000-sheet drawer problemsSee Clearing printer jams on page 75 for more Solving paper feed problemsSee Storing print media on page 47 for more Problem Action Solving print quality problemsSpecialty media guidelines on page 35 for more details Http//support.lexmark.comABC 102 Driver option Purpose Values† Menu selection Purpose ValuesDisabling operator panel menus Adjusting operator panel brightness and contrastEnabling operator panel menus Restoring factory default settingsAdministrative support Disabling Power Saver Adjusting Power SaverEncrypting the disk Contents will be lost. Continue? appearsSetting the system password Setting security using the Embedded Web Server EWSUsing the secure Embedded Web Server Click ConfigurationSupporting IPSec Internet Protocol Security Using Secure modeClick TCP/IP Port Access Click 802.1x Authentication Using 802.1x AuthenticatingClick Menu Lockout Setup Locking the operator panel menusClick Confidential Print Setup Confidential Print SetupPrinting Lockout Click Printer Lockout PINElectronic emission notices Licensing noticeNoise emission levels United Kingdom Telecommunications ActEuropean Community EC directives conformity Laser noticeRadio frequency statements Exposure to radio frequency radiationLimited warranty Statement of Limited Warranty for Lexmark W840India emissions notice Lexmark International, Inc. Lexington, KYExtent of limited warranty Limited warranty serviceLimitation of liability Additional rightsIndex PIN Index119

840 specifications

The Lexmark 840 is a versatile and robust multifunction printer designed to meet the demands of a modern office environment. This high-performance device is renowned for its impressive combination of printing, copying, scanning, and faxing capabilities, making it an invaluable asset for businesses seeking efficiency and productivity.

One of the main features of the Lexmark 840 is its high-resolution printing capability, which delivers crisp and clear documents at a speed of up to 42 pages per minute. The maximum resolution of up to 1200 x 1200 dots per inch (dpi) ensures that text and images come out looking sharp and professional. This device supports a variety of media types and sizes, including envelopes, labels, and cardstock, enabling users to tackle diverse printing tasks with ease.

In addition to its printing prowess, the Lexmark 840 boasts advanced copying features. With a copy speed of up to 42 copies per minute and the capability to enlarge or reduce the size of documents, users can easily manage large-volume copying tasks. The automatic document feeder (ADF) can handle up to 100 sheets, streamlining the copying process and saving valuable time for busy offices.

Scanning capabilities are also a notable aspect of the Lexmark 840. The device offers color and monochrome scanning with a resolution that can reach up to 600 x 600 dpi. A key highlight is its ability to scan documents directly to email, network folders, or USB, facilitating seamless document management and sharing.

In terms of technology, the Lexmark 840 integrates advanced security features to protect sensitive data. Its Secure Print functionality ensures that documents are only printed when the authorized user is present, thereby minimizing the risk of confidential information falling into the wrong hands. Additionally, the printer supports various connectivity options, including USB, Ethernet, and wireless connections, allowing users to connect their devices easily.

The Lexmark 840 is built for durability and longevity, featuring a robust design that withstands the rigors of a high-demand office. Its high-yield toner cartridges significantly reduce the total cost of ownership, making it an economical choice for organizations looking to manage their printing expenses effectively.

In summary, the Lexmark 840 combines high-speed printing, advanced copying, and efficient scanning in a single device, backed by a suite of security features and versatile connectivity options. This multifunction printer is ideal for businesses that prioritize performance and reliability in their print operations.
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