ALFA 20DX manual Print Quality Problems, Message Printing, Message Reset, Blank sheets printed

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Message: PRINT DEMO PAGE

Meaning: Demo page is printing.

Message: PRINT FONTS

Meaning: Typeface List page is printing.

Message: PRINT MENU

Meaning: Menu page is printing.

Message: PRINTING

Meaning: Data is being received and printed.

Message: PROCESSING .xxx

Meaning: Data being received or processed. xxx = emulation

Message: RESET

Meaning: Manual reset was initiated. All temporary fonts and macros are deleted.

Message: RESET TO FLUSH

Meaning: Printer was switched to off-line with data in buffer. Press RESET to delete data.

Message: RESET TO SAVE

Meaning: Press ♣/Reset to save menu changes. Menu changes cannot be reset automatically because data is present in buffer.

Message: STACKER FULL

REMOVE THE PAPER

Meaning: Rear paper exit bin is full. Printing is stopped until paper is removed.

Message: TONER EMPTY

REPLACE TNR CART.

Meaning: Toner cartridge is virtually empty and must be changed to avoid print deterioration.

Message:	TONER LOW
Meaning:	Appears on second line of display to indicate that toner is running
	out. About 100 more pages can be printed after this message first
	appears.
Message:	TONER SENSOR
Meaning:	Appears in second line of display to indicate that a malfunction of
	toner sensor has been detected.
Message:	tttttt INSTALL
Meaning:	Tray tttttt is pulled out: reinsert tray.

Print Quality Problems

Before consulting a service representative regarding a print quality problem, check the problems listed below to see if there is a solution, or something you might have overlooked.

Blank sheets printed.

Reason: Image drum cartridge may have been exposed to light, or LED array or image drum contacts may have failed.

Solution: Leave image drum cartridge in total darkness for several hours. If

this fails to restore it, install a new image drum cartridge.

Reason: Empty or missing toner cartridge.

Solution: Install new toner cartridge.

Entire page prints faintly.

Reason: Empty toner cartridge. Pages get fainter after toner is used up.

Solution: Install new toner cartridge.

Reason: LED array is dirty.

Solution: Clean the LED array.

Chapter 9: Problem Solving

E–57

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Contents Okidata Okidata Publications DepartmentContents Duplex Printing English-iii Important Safety InstructionsOKI Extend Warranty Enhancement ProgramsOKI On-Site For more informationEnglish-v FCC/IC/CE StatementsFCC/IC/CE Check the contents Setting UpSelect a Suitable Location UnpackFront View Getting to Know Your PrinterPrepare the Image Drum Setting UpInstall the Toner Paper Feed Paths Paper SpecificationsLoad Paper Paper Tray Gauge Load the Paper TraySelect a Paper Exit Path Storing PaperRear Paper Exit Top Paper ExitConnect to Your Computer Bi-Directional Parallel ModeParallel Connection Attach the Parallel CableECP Parallel Interface Pin AssignmentsSerial Connection RS232-C Serial ModeAttach the Serial Cable RS232-C Serial InterfaceInstall the Printer Software Connect to PowerCheck the Menu Model 20DX Only Print the DemoControl Panel Paper Size IndicatorSelect the Display Language Control Panel LightsButton Function Summary Control Panel Button FunctionsSelecting Printer Features Using the Printer Main Menus Selecting Printer Features Using Your Printer DriverHow to Use the Main Menus Printer MenusUsing the Level-1 Menu Quick Access MenusSummary of Level-1 Categories Level-1 Menu SettingsPrinter Menus Light to Heavy weight values are same as specified for Tray Fonts & Symbols Default settings below are in italic Summary of Level-2 Categories Using the Level-2 MenuLevel-2 Menu Settings Auto Operation Clearable Wrnings Maintenance Menu Settings Summary of Maintenance Menu CategoriesDUP ADJ Page Envelopes Front FeederEnglish-27 Using the Front Feeder to Print Multiple Pieces of Media Front Feeder Printing Individual Pieces Manual Feed Setting up Manual Feed for Standard Weight PaperManual Feed Standard Paper Front FeederManual Feed Envelopes Setting up to Print an EnvelopeManual Feed Labels Setting up to Print LabelsManual Feed Transparencies Setting up to Print a TransparencyManual Feed Heavy Card Stock Heavy Card Stock SpecificationsSetting up to Print Heavy Stock Printer goes off-line Using the Automatic Tray Switch FeaturePortrait Versus Landscape Duplex PrintingDuplex Printing Windows NT Duplex Printing WindowsClick Document Defaults Click Start, Settings, PrintersClick Properties Click Print on Both Sides Duplex PrintingAvailable Fonts FontsPrinting a Sample of Resident Fonts Summary of Available FontsUnivers Condensed 61 Symbol Sets CG Omega 61 Symbol SetsAntique Olive 61 Symbol Sets Garamond 61 Symbol SetsSymbol Sets Using Bar Code FontsSelecting Fonts Adobe PostScript Fonts OptionPage Additional Options AccessoriesOptional Paper Handling Accessories MB P/N Simm ConfigurationsExpanded Memory SIMMs General Consumables Information MaintenanceToner Cartridge Type 7 P/N Image Drum Type 7 P/NReplacing the Toner Cartridge P/N Maintenance Replacing the Image Drum Cartridge P/N PrecautionsDisplays Generating a Drum Cleaning Cleaning the LED ArrayPaper Jams Problem SolvingPaper Jam Messages English-49Clearing a Paper Input Jam Why Paper Jams OccurClearing Paper Jams Clearing a Paper Feed Jam Problem SolvingClearing a Paper Exit Jam Clearing Duplex Feeder Paper JamsClearing Duplex Feeder Input Jams Clearing a Duplex Feeder Open JamClearing Duplex Feeder Jams 1 Clearing Duplex Feeder Jam Printer Display MessagesMessage Error Message Paper OUT Message OFF-LINEMessage Reset Print Quality ProblemsMessage Printing Blank sheets printedPrints all black Has gray backgroundHas repeating marks An oblong area of faint print appears on eachPrint is smeared or blotched Faded print after installationPrinted page is light or blurred Bold characters and dark lines are smearedSoftware Problems Adjusting Print QualityMaintenance Menu Level-1 MenuLast page of document is not printed Strange symbols appear during normal printingFirst line on page won’t print Graphics won’t position properlyOdors Hardware ProblemsHow to Get Service Appendix a Service & SupportPurchasing Supplies Okidata Service CentersInternet Ways to PurchaseGeneral Specifications Appendix B SpecificationsPaper Handling Specifications Environmental SpecificationsPhysical Specifications Electrical SpecificationsPower Specifications are subject to change without noticeEnglish-67 Appendix C Installing SIMMsInstalling SIMMs Pull the side panel out and remove it from the printer Appendix C Installing SIMMs Print Menu displays then the menu prints English-71 Limited WarrantyOn-Site Repair Canada United StatesArgentina ChileOkipage 20 Toner Material Safety Data SheetSpecial Precautions Spill Cleanup and DisposalHealth Hazard Data Reactivity DataEnglish-75 IndexIBM Proprinter emulation 65-66 IndexPage