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Lexmark C790 manual Accessing the system board

Models: C790

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Accessing the system board

CAUTION—SHOCK HAZARD: If you are accessing the system board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the wall outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.

Note: This task requires a flathead screwdriver.

1Open the cover.

2Remove the metal panel.

aTurn the screws on the panel counterclockwise to remove them.

Additional printer setup

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Lexmark C790 manual Accessing the system board

Contents

Machine types 5062 Models 210, 230 Users GuideJanuary C790 SeriesExporting and importing a configuration using the Embedded Web Server ContentsSafety information Additional printer setupPrinting Securing the printer hard disk and other installed memoryLoading paper and specialty media Paper and specialty media guideMaintaining the printer Administrative supportTroubleshooting Finding advanced networking and administrator informationSolving print quality problems Solving home screen applications problemsSolving option problems Solving paper feed problemsSafety information SAVE THESE INSTRUCTIONS Finding information about the printer Learning about theprinterThank you for choosing this printer Selecting a location for the printer 304.8 mm 12.0 in Printer configurations152.4 mm 6.0 in 101.6 mm 4.0 in 609.6 mm 24.0 in. 381 mm 15.0 in Description Understanding the printer control panelUSB port Understanding the home screen Understanding thehomescreenSample touch screen Using the touch-screen buttonsOther touch-screen buttons Features Activating the home screen applications Accessing the Embedded Web ServerCustomizingthe homescreen Showing or hiding icons on the home screenForms and Favorites Eco-Settings4 Click Configure Export Exporting and importing a configuration using the Embedded Web ServerExporting a configuration 2 Click Device Solutions Solutions eSF, or click Embedded Solutions2 Click Device Solutions Solutions eSF, or click Embedded Solutions Importing a configuration4 Click Configure Import Available internal options AdditionalprintersetupInstalling internal options Additional printer setup Using the security lock featureAccessing the system board Hard disk connector 1 Memory card connector 2 Firmware and flash memory card connectors3 Internal print server connector b Align and then turn each screw clockwise to tighten c Close the cover Additional printer setup4 Reattach the system board cover Installing a memory card Ridge 4 Align the notches on the memory card to the ridges on the connector6 Reattach the system board cover Additional printer setup NotchPlastic pins Metal pins Installing a flash memory or firmware cardInstalling an Internal Solutions Port 5 Remove the metal cover from the ISP opening Additional printer setupAdditional printer setup Warning-Potential Damage Do not overtighten the thumbscrew Additional printer setup11 Tighten the long thumbscrew Installing a printer hard disk Additional printer setup 3 Locate the appropriate connector on the system boarda Using a flathead screwdriver, loosen the screws Additional printer setup Additional printer setup To install a printer hard disk directly on the system board4 Reattach the system board cover Additional printer setup Removing a printer hard disk Installing optional trays Order of installationStandard 550-sheet tray Tray Optional 550-sheet trays Supported finishing featuresStandard bin Finisher bin Standard binFinisher bin Attaching cables Finishing featuresReports Menu Settings Page Verifying printer setupPrinting a menu settings page Using the Internet Setting up the printer softwarePrinting a network setup page Installing the printer softwareUpdating available options in the printer driver Setting up wireless printingInformation you will need to set up the printer on a wireless network 2 Double-click Printer Setup Utility or Print CenterInstalling the printer on a wireless network Windows 2 Insert the Software and Documentation CD Prepare to configure the printer Installing the printer on a wireless network MacintoshIn Mac OS X version 10.4 or earlier Configure the printer for wireless accessEnter the printer information In Mac OS X version 10.5 or later2 Double-click Printer Setup Utility or Print Center Configure your computer to use the printer wirelessly4 Click Default Browser tab More Printers In Mac OS X version1 Insert the Software and Documentation CD Installing the printer on a wired networkFor Windows users For Macintosh users2 Double-click Printer Setup Utility or Print Center In Mac OS X version 10.5 or laterIn Mac OS X version 10.4 or earlier In Mac OS X versionFor Macintosh users 7 Click Properties Ports tabFor Windows users b Double-click Printer Setup Utility or Print Center Setting up serial printingb Double-click Printer Setup Utility or Print Center d Click the Default Browser tab More Printersd Click Properties b Click Advanced Options Custom Installa Insert the Software and Documentation CD f Click ContinueConserving supplies Using recycled paperMinimizingyour printersenvironmental impact Saving paper and tonerAvoid paper jams Using Eco-ModeSaving energy Reducing printer noiseUsing the printer control panel Adjusting Sleep ModeUsing Hibernate Mode Using the Embedded Web ServerRecycling Adjusting the brightness of the display2 Click Settings General Settings Sleep Button Settings 2 Click Settings General SettingsReturning Lexmark cartridges for reuse or recycling Recycling Lexmark productsRecycling Lexmark packaging Loading paper andspecialtymedia Setting the paper size and typeConfiguring Universal paper settings LTR LGL A4 A4 LTR LGL Loading the standard or optional 550-sheet trayLoading paper and specialty media 5 Load the paper stack with the recommended print side faceup6 Insert the tray Place the print side facedown for duplex printingPlace pre-punched paper with the holes toward the front of the tray Place letterheads faceup with the header on the left side of the trayLoading the 2000-sheet high-capacity feeder 5 Insert the tray Loading paper and specialty media 4 Load paper into the tray with the print side faceupPlace pre-punched paper with the holes toward the front of the tray Place letterheads faceup with the header on the left side of the trayLoading the multipurpose feeder Note Avoid scratching or touching the print side Paper Envelopes TransparenciesLinking trays Linking and unlinking traysLinking exit bins Paper Menu Bin Setup2 Click Settings Paper Menu Custom Name type a name Submit Unlinking traysPaper Menu Paper Size/Type Configuring a custom nameAssigning a custom paper type name Paperandspecialtymediaguide Paper characteristicsWeight Moisture contentSelecting preprinted forms and letterhead Storing paper Using recycled paper and other office papersSupported paper sizes Supported paper sizes, types, and weightsX X X X X X X X X X X Universal7 3/4 Envelope Monarch 9 Envelope Com Envelope DL Envelope C5 Envelope B5 Envelope Other Envelope2Envelopes4 Supported paper types and weightsPaper Card stock Transparencies1 Labels3Printing Adjusting toner darknessb Click Properties, Preferences, Options, or Setup Settings Print Settings Quality Menu Print Mode Black OnlyPrinting from a flash drive 2 Click Settings Print Settings Quality Menu Toner DarknessPrinting from a flash drive File type Supported flash drives and file typesFlash drive Printing specialty documents Tips on using letterheadTips on using transparencies Tips on using envelopesHave windows, holes, perforations, cutouts, or embossing Use only new envelopes from undamaged packagesTo optimize performance and minimize jams, do not use envelopes that Have excessive curl or twist Are stuck together or damaged in any wayStoring print jobs in the printer Tips on using card stockPrinting confidential and other held jobs Printing a font sample list 2 Click Properties, Preferences, Options, or SetupPrinting information pages Printing confidential and other held jobs2 Double-click Utilities Print Center or Printer Setup Utility Canceling a print jobCanceling a print job from the printer control panel Canceling a print job from the computerPrinting 4 From the printer window, select the print job you want to cancel5 From the icon bar at the top of the window, click the Delete icon Supplies Understanding printermenusMenus list SettingsYellow Cartridge Supplies menuCyan Cartridge Magenta CartridgeFuser Default Source menuPaper menu Default SourceTray x Type Paper Size/Type menuTray x Size MP Feeder Type Understanding printer menusMP Feeder Size Manual Envelope Size Understanding printer menusManual Paper Size Manual Paper TypeConfigure MP Configure MP menuSubstitute Size menu Paper Texture menuVinyl Labels Texture Glossy TextureHeavy Glossy Texture Labels TextureTransparency Weight Paper Weight menuPlain Weight Card Stock WeightRough Envelope Weight Vinyl Labels WeightBond Weight Envelope WeightGlossy Loading Paper Loading menuCard Stock Loading Recycled LoadingCustom x Loading Custom Types menuHeavy Loading Rough/Cotton LoadingCustom Name Universal Setup menuCustom Names menu Custom Bin Names menuOverflow Bin Bin Setup menuConfigure Bins Output BinNetwork x Setup Page Profiles List Print Fonts Reports menuReports menu Menu Settings Page Device Statistics Network Setup PagePCL SmartSwitch Network/Ports menuActive NIC menu Standard Network or Network x menusNetwork Buffer Network Reports menuStandard Network Setup Network x SetupNetwork Reports Network Card menuTCP/IP menu Enable BOOTP IPv6 menuNetmask Gateway Enable DHCP Enable RARPSet Hostname View Address View Router Address Enable DHCPv6 Wireless menuEnable IPv6 Auto ConfigurationPCL SmartSwitch AppleTalk menuStandard USB menu View Signal Quality View Security ModeJob Buffering PS SmartSwitchNPA Mode USB BufferNPA Mode Parallel x menuPCL SmartSwitch PS SmartSwitchAdvanced Status Parallel ModeParallel Buffer Job BufferingMac Binary PS Serial x menuPCL SmartSwitch PS SmartSwitchSerial Buffer NPA ModeUnderstanding printer menus Menu itemData Bits SMTP Setup menuRobust XON BaudReply Address Use SSL SMTP TimeoutSMTP Server Authentication Device Userid Device Password Kerberos 5 Realm NTLM DomainLogin Restriction Miscellaneous Security Settings menuSecurity menu Confidential Print menuReserve Job Expiration Disk Wiping menuWiping Mode Verify Job ExpirationScheduled Method Security Audit Log menuAutomatic Method Manual MethodCurrent Date and Time Manually Set Date and Time Set Date and Time menuConfigure Log Enable NTPEco-Mode Settings menuGeneral Settings menu Display LanguageKeyboard Quiet ModeRun Initial setup Understanding printer menusDisplayed Information Paper SizesTime Format Displayed InformationHome screen customization Date FormatShow Bookmarks Error LightingOutput Lighting Audio FeedbackTimeouts AlarmsTimeouts TimeoutsPrint Recovery TimeoutsTimeouts Print RecoveryPress and Hold Sleep Button Flash Drive menuFactory Defaults Press Sleep ButtonCollate Hole Punch ModePaper Source ColorSeparator Sheets Paper SaverPaper Saver Border Paper Saver OrderingJob Waiting Setup menuBlack Only Mode Printer LanguageJob Accounting Log Job Accounting menuResource Save Print All OrderDisk Full Action Log Action at End of FrequencyDisk Near Full Level Disk Near Full ActionCopies Finishing menuSides Duplex Duplex BindingPaper Saver Orientation Hole Punch ModePaper Saver Paper Saver OrderingColor Correction Quality menuPrint Mode Print ResolutionColor Balance RGB BrightnessRGB Contrast RGB SaturationManual Color Spot Color Replacement Color AdjustUnderstanding printer menus Menu itemRemove Held Jobs Utilities menuXPS menu Print Error PagesLock PS Startup Mode PDF menuPostScript menu Print PS ErrorPCL Emulation Settings PCL Emul menuSymbol Set PCL Emulation SettingsPCL Emulation Settings PCL Emulation SettingsPCL Emulation Settings PCL Emulation SettingsRestore Defaults Yes No View Factory Defaults MPF Default = T1 Default = T2 Default =T3 Default = T4 Default = T5 Default = Env Default = MPaper Default = MEnv Default =Scale HTML menuFont Name Font SizeBackgrounds Help menuImage menu Margin SizeDescription Understanding printer menusMenu item Securing theprinterharddisk and otherinstalled memory Statement of VolatilityDisposing of a hard drive Erasing volatile memory Using the printer control panel3 Touch Wipe All Settings 4 Touch Back, and then Exit Config MenuUsing the printer control panel Using the Embedded Web ServerErasing printer hard disk memory Using the Embedded Web Server Configuring printer hard disk encryption6 Touch Back, and then Exit Config Menu 3 Touch Disk Encryption Enable5 Touch Back, and then Exit Config Menu Maintainingthe printer Cleaning the exterior of the printerCleaning the printhead lenses Storing supplies Checking the status of supplies from a network computer Checking the status of suppliesOrdering supplies Checking the status of supplies from the printer control panelRecommended print cartridge and part number Ordering a fuser or a transfer moduleOrdering a waste toner bottle Ordering staple cartridgesReplacing a print cartridge Ordering a cleaning kitReplacing supplies Maintaining the printer 4 Unpack a new print cartridgeMaintaining the printer 6 Remove the red packing strip from the new cartridgeReplacing the waste toner bottle Before moving the printer Moving the printerShipping the printer Moving the printer to another locationChecking the virtual display Adminis trativesupportFinding advanced networking and administrator information Using the Embedded Web Server2 Click Device Status Setting up e-mail alerts2 Click Settings Viewing reportsSettings General Settings Factory Defaults Restore Now Restoring factory default settingsPaper tray recommendations ClearingjamsAvoiding jams Understanding jam numbers and locationsWhat to do AreaJam numbers 200-239 24x 250 400-403 431-458 455201 paper jam 200 paper jamPaper jam under the fuser 202-203 paper jamsPaper jam in the fuser 230 paper jam Paper jam in Tray 231-239 paper jams24x paper jam Paper jam in the optional trays 250 paper jam400-403 and 460-461 paper jams 455 staple jam 431-454, and 456-458 paper jamsClearing jams 8 From the printer control panel, touch Continue, jam cleared 4 Close the staple guard5 Press down on the staple guard until it clicks into place 7 Close the stapler doorUnderstanding printer messages TroubleshootingAdjusting color Checking an unresponsive printerChange paper source to paper size paper type load orientation Change paper source to custom stringChange paper source to custom string load orientation Change paper source to paper size paper typeClose finisher top cover Disk problemError reading USB drive. Remove USB Close finisher side doorInsert staple cartridge Install binInstall envelope feeder Install TrayLoad src with type size Load src with custom type nameLoad src with custom string Load src with sizeLoad staples Load Manual Feeder with custom type nameLoad Manual Feeder with custom string Load Manual Feeder with paper type paper sizeRemove paper from standard output bin Reattach binReattach bin x - y Remove paper from all bins Restore held jobs?Some held jobs were not restored Remove paper from bin32.xx color cartridge part number unsupported by device 35 Insufficient memory to support Resource Save feature36 Printer service required 31.xx Missing or defective color cartridge37 Insufficient memory, some Held Jobs were deleted 37 Insufficient memory, some held jobs will not be restored37 Insufficient memory to collate job 37 Insufficient memory for Flash Memory Defragment operation51 Defective flash detected 54 Serial option x error54 Standard network software error 54 Network x software error56 Standard parallel port disabled 56 Parallel port x disabled56 Serial port x disabled 56 Standard USB port disabled58 Too many flash options installed 57 Configuration change, some held jobs were not restored58 Input config error 58 Too many disks installed62 Disk full 58 Too many trays attached59 Incompatible output bin 61 Remove defective disk82.xx Replace waste toner bottle 80.xx Replace fuser80.xx Fuser missing 82.xx Waste toner bottle nearly full88.xx Color cartridge very low Solving printing problems1565 Emulation error, load emulation option 88.xx color cartridge lowMAKE SURE THE CORRECT PRINTER SOFTWARE IS INSTALLED Error message about reading USB drive appearsMAKE SURE THERE IS NO PROBLEM WITH YOUR PRINTER CHECK IF A SUPPLY IS MISSING OR NEEDS REPLACEMENTCHANGE THE ENVIRONMENTAL SETTINGS MAKE SURE YOU ARE USING A RECOMMENDED USB, SERIAL, OR ETHERNET CABLETURN OFF THE PAGE PROTECT SETTING Settings General Settings Print Recovery Page Protect OffIncorrect characters print CHECK THE PAPER TYPE AND PAPER SIZE SETTINGSUSE THE SAME PAPER SIZE AND PAPER TYPE SETTINGS Job prints from the wrong tray or on the wrong paperOption does not operate correctly or quits after it is installed Solving home screen applications problemsSolving option problems An application error has occurredMAKE SURE THE PAPER TRAY IS INSTALLED CORRECTLY Paper tray problems2,000-sheet drawer problems MAKE SURE THE OPTION IS INSTALLEDCannot detect flash memory card Internal Solutions Port does not operate correctlyCHECK THE INTERNAL SOLUTIONS PORT ISP CONNECTIONS MAKE SURE THE NETWORK SOFTWARE IS CONFIGURED CORRECTLYUSB/parallel interface card does not operate correctly Solving paper feed problemsInternal print server does not operate correctly Memory cardPaper jam message remains after jam is cleared Solving print quality problemsTURN ON JAM RECOVERY Settings General Settings Print RecoveryFine horizontal lines appear on color pages CHECK THE PAPER SIZE SETTINGCharacters have jagged or uneven edges Clipped imagesGray background on prints CHECK THE PAPER TYPE AND WEIGHT SETTINGSABCDE ABCDE ABCDE Shadow images appear on printsMAKE SURE THE TRANSFER BELT IS NOT DEFECTIVE ABCDEIncorrect margins MAKE SURE THERE IS NO DEFECTIVE PRINT CARTRIDGEAVOID TEXTURED PAPER WITH ROUGH FINISHES Paper curlPrint irregularities LOAD PAPER FROM A FRESH PACKAGEMAKE SURE THE FUSER IS NOT DEFECTIVE AVOID TEXTURED PAPER WITH ROUGH FINISHES CHECK THE PAPER TYPE SETTINGPrint is too dark Print is too lightMAKE SURE THE PRINT CARTRIDGE IS NOT LOW ON TONER Repeating defects appear on printsAVOID TEXTURED PAPER WITH ROUGH FINISHES CHECK THE PAPER TYPE SETTING LOAD PAPER FROM A FRESH PACKAGEREPLACE THE FUSER Skewed printSolid color or black pages appear on prints REPLACE THE PRINT CARTRIDGECHECK THE PAPER TYPE Black or white streaks appear on transparencies or paperStreaked horizontal lines appear on prints ENSURE THAT THE FILL PATTERN IS CORRECTMAKE SURE THERE IS NO WORN, DEFECTIVE, OR EMPTY PRINT CARTRIDGE Toner fog or background shading appears on a pageToner rubs off SELECT ANOTHER TRAY OR FEEDERTransparency print quality is poor CHECK THE PAPER TEXTURE SETTINGCHECK THE PAPER TYPE SETTING ABCDE ABCDE ABCDEWhat is CMYK color? Solving color quality problemsFAQ about color printing What is RGB color?Manual Color menu What is manual color correction?How can I match a particular color such as a corporate logo? What are detailed Color Samples and how do I access them?2 Click Configuration Color Samples Detailed Options CHECK THE NETWORK CONNECTION TEMPORARILY DISABLE WEB PROXY SERVERSEmbedded Web Server does not open Contacting customer support2010 Lexmark International, Inc All rights reserved NoticesProduct information Edition noticeTrademarks UNITED STATES GOVERNMENT RIGHTSFile Modular component noticeLicensing notices DirectoryENERGY STAR Noise emission levelsWaste from Electrical and Electronic Equipment WEEE directive Static sensitivity noticeLaser notice Temperature informationPower consumption Product power consumptionAvis de conformité aux normes de l’industrie du Canada Sleep ModeOff mode Industry Canada compliance statementIndustry Canada Canada Regulatory notices for wireless productsRadio interference notice Exposure to radio frequency radiationNotice to users in the European Union AT EL LI RO Lexmark International, Inc., Lexington, KY Statement of Limited WarrantyLimited warranty Limited warranty serviceLimitation of liability Extent of limited warrantyLEXMARK SOFTWARE LICENSE AGREEMENT LEXMARK SOFTWARE LIMITED WARRANTY AND LICENSE AGREEMENTAdditional rights Page Notices MICROSOFT CORPORATION NOTICES ADOBE SYSTEMS INCORPORATED NOTICENumerics IndexPage Page Page port settings configuring PostScript menu 138 print cartridge Page