Samsung ML-4050N manual PTL lens

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2Open the top cover and pull the toner cartridge out. Set it on a clean flat surface.

4Gently swab the long strip of glass (LSU) inside the top of the cartridge cavity and check for dirt or dust.

Caution

• To prevent damage to the toner cartridge, do not expose it to light for more than a few minutes. Cover it with a piece of paper, if necessary.

•Do not touch the green surface underside of the toner cartridge. Use the handle on the cartridge to avoid touching this area.

3With a dry lint-free cloth, wipe away any dust and spilled toner from the toner cartridge area and the toner cartridge cavity.

Note

• The long strip of glass is hard to locate.

5Locate the PTL lens by flipping up the guide feed and gently swab the lens with the pointed white cotton.

1

1 PTL lens

6 Reinsert the toner cartridge and close the top cover. 7 Plug in the power cord and turn the printer on.

Caution

• While cleaning the inside of the printer, be careful not to touch the transfer roller, located underneath the toner cartridge. Oil from your fingers can cause print quality problems.

8.2 <Maintenance>

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Contents Page Page Contact Samsung World Wide Country Customer Care Center Web SiteContents Installing accessories TroubleshootingSpecifications Safety and Regulatory Information Important Precautions and Safety InformationEnvironmental and Safety Consideration Laser Safety StatementOzone Safety Power SaverRecycling Radio Frequency EmissionsUnited States of America Declaration of Conformity European CountriesRegulatory Compliance Statements Wireless GuidanceReplacing the Fitted Plug for UK Only D e c la r a tio n o f Co n fo r m ity R & T T E Special features Introduction2003/Vista You can print in Windows 98/Me/NT 4.0/2000/XPMacintosh Printer overview Front viewFinding more information Control panel overviewSelecting a location Clearance spaceUsing control panel menus System setupAccessing control panel menus Job manager menu Menu overviewInformation menu Layout menu Paper menuSystem Setup menu Graphic menuEmulation menu PostScriptPrinting a demo Using toner save modeChanging the display language Software overview Supplied softwareSystem requirements Printer driver featuresWindows Macintosh LinuxRequirements Via network administration programs Network setupVia the control panel Configuring TCP/IP Configuring EtherTalkDynamic addressing BOOTP/DHCP Supported operating systemsConfiguring IPX frame types Setting Ethernet speedRestoring the network configuration Printing a network configurationLoading print media Selecting print mediaType Size Dimensions Weighta Capacityb Type Size WeightSupported sizes of paper Print media for duplex printingGuidelines for special print media Guidelines for selecting and storing print mediaMedia type Guidelines Loading paper Using the standard tray or the optional trays Changing the size of the paper in the trayUsing the multi-purpose tray Load the paper with the side to be printed on facing upUsing manual feed mode Tips on using the multi-purpose trayPrinting to the output tray Face down Selecting an output locationPrinting to the rear cover Face up Canceling a print job Printing a document Canceling a print jobBasic printing Printing a documentAccessories Ordering supplies and accessoriesToner cartridges How to purchase Maintenance Cleaning the printerCleaning the outside of the printer Cleaning the inside of the printerPTL lens Checking the remaining toner Maintaining the toner cartridgeRedistributing toner cartridge Replacing the toner cartridge Maintenance Maintenance parts Items Yield AverageTroubleshooting Clearing paper jamsTray Paper feed areaOptional tray Around the toner cartridge Multi-purpose trayDuplex unit area Paper exit areaDuplex jam Condition Suggested solutions Troubleshooting checklistTips for avoiding paper jams Understanding the status LED Understanding display messagesMessage Meaning Suggested solutions Load Low Heat ErrorLSU Motor Error OPC is CleaningToner cartridge-related messages Solving general printing problems Settings and Printers. Right Spool Settings buttonClick the Samsung ML-4050 Series PCL 6 printer iconSolving print quality problems Condition Suggested solutions Vertical Condition Suggested solutions Curl or waveRepetitive DefectsCommon Windows problems Common PostScript problemsCommon Linux problems Common Macintosh problemsInstallable Options section to InstalledInstalling accessories Precautions when installing accessoriesInstalling a memory Dimm Disconnect the power cordSetting the memory in the PostScript printer properties Installing a wireless network interface card Removing a DimmSelecting the authentication type Configuring the wireless network parametersConfiguring basic network settings Using the hard disk Installing the hard diskSetting Encryption Restoring default values for wireless networkingSetting the hard disk in the printer properties Setting the time and datePrinting with the optional hard disk Storing a jobPrinting a stored job Deleting a stored jobControlling the active job queue To delete a file from the queueTo promote a file from the queue Printing using the form filesTo print a file immediately Printer specifications SpecificationsSpecifications and Description Index System requirements Linux 3.3 Macintosh 3.3 Windows Software section Contents Using Windows Postscript Driver Using Your Printer in Linux Installing Software for Local Printing Installing Printer SoftwareTypical Installation Custom Installation Select Typical installation for a local printer. Click NextSelect Custom installation. Click Next Select the components to be installed and click NextInstalling Software for Network Printing Custom Installation Select Custom installation. Click Next Reinstalling Printer Software Changing the Software LanguageSelect the components you want to reinstall and click Next Removing Printer SoftwarePrinting a Document Select your printer driver from the Name drop-down listLayout Tab Printer SettingsPaper Orientation Source Paper TabScaling Printing Image Mode ResolutionToner Save Mode Graphics TabOn the Job Setting Job SettingExtras Tab Using a Favorite Setting Using HelpAbout Tab Printer TabAdvanced Printing Printing Multiple Pages on One Sheet of Paper N-Up PrintingPrinting Posters Printing BookletsPrinting on Both Sides of Paper Printing a Reduced or Enlarged DocumentFitting Your Document to a Selected Paper Size NoneUsing Watermarks Using an Existing WatermarkCreating a Watermark Editing a WatermarkUsing Overlays What is an Overlay?Using a Page Overlay Creating a New Page OverlayUsing Windows PostScript Driver AdvancedUsing the shortcut icon Using the right-click menuOverview Direct Print Utility PrintingSetting Up a Host Computer Setting Up a Client ComputerCheck the Share this printer box Select Local Port and click New PortTroubleshooting Guide Printer SettingUnderstanding Smart Panel Toner LevelOpening the Troubleshooting Guide Changing the Smart Panel Program SettingsUsing Printer Settings Utility Using Onscreen Help FileInstalling the Unified Linux Driver Installing the Unified Linux DriverGetting Started Uninstalling the Unified Linux Driver Click UninstallUsing the Unified Driver Configurator Printers ConfigurationOpening the Unified Driver Configurator Double-clickUnified Driver Configurator on the desktopPorts Configuration Configuring Printer PropertiesClasses Tab Printing Files Printing from ApplicationsFile menu Installing Software for Macintosh Click ContinueSetting Up the Printer For a Network-connected MacintoshFor a USB-connected Macintosh Mac OS 8.6 ~Layout Setting Changing Printer SettingsPrinting a Document Printer Features Setting ResolutionQualityPrinting Multiple Pages on One Sheet of Paper Reverse DuplexDuplex Printing Index Resolution Macintosh 36 Windows GGGGGGGGGGGGGRev.1.01