Kyocera FS-3700 manual Dropouts, horizontal streaks, stray dots, Black or white vertical streaks

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5.4. Print Quality Problems

Dropouts, horizontal streaks, stray dots

Clean the charger wire.

Open the printer side cover. Pull the green main charger wire cleaning knob slowly in and out a few times. See Section 4.2.

Note the spacing of the defects.

If the defects occur at regular intervals of 60.6 mm (2.4 inches), the problem may be a dirty transferTonerroll . Ca for the assistance of service person.

If the defects occur at regular interva s of 94 mm (3.7 inches), the problem may be a damaged drum unit or fuser roller. Call for the assistance of a service person.

Black or white vertical streaks

Check the control panel.

If the lowTK-20Cleanprintermessage is displayed and the in- dicator is flashing, install a new toner kit. See Section 4.1.

Clean the charger wire.

Open the printer side cover. Pull the green main charger wire cleaning knob slowly in and out a few times. See Section 4.2.

Call for the assistance of a service person.

If the above checks do not solve the problem, call for the assistance of a service person.

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Contents FS-1700/3700 Introduction Typeface Trademark Acknowledgement Conforming to the Class a limits CC statementSafety information Interface connectorsImportant note on the interface connectors Laser safetyLaser notice Ozone concentrationImportant Safeguards ISO Canadian Department of Communications compliance statementDisclaimer Prolonged Non-Use and Moving the PrinterPower consumption FS-1700 Minutes 30 minutesFS-3700 Minutes 60 minutes Maintenance Features Print Engine FeaturesIntroduction Software Features Options Installation ManualGuide to the Manual CD-ROM Kyocera Digital LibraryXii Table of Contents Xiv Fonts Xvi Memory Expansion Installation Printing condition Resolution 300 dpi 600 dpiRemoving the Main Circuit Board Withdrawing the Main Circuit Board from the Printer Total printer Memory Type and number of SIMMs Simm to be usedInstalling and Removing SIMMs Installing SIMMsRemoving SIMMs Testing the Expansion Memory Introduction Typeface Trademark Acknowledgement Iii Interface connectors Ozone concentration Important Safeguards Vii Viii Introduction Software Features Options Xii Table of Contents Xiv Fonts Xvi On-line/Off-line Setting Feed Selec ionAbandoning a Printing Job Status Printout Operating ProceduresSample Status Firmware version information 3a Default font nameCurrent status information Interface-dependent parametersForm Feed Service informationMemory allocation status User defined font listUsing the Mode Select Menu Mode Select MenuFunct on Default Setting Mode Function Default SettingPlease2.4. waitSleep Ecopower Mode KIR Level Optimized stripes Ecoprint modeDark vertical strip s White vertical stripesSourceResource Protection Adjusting the Print DensityPriority Error Mess ge Setting the Audio Warning BuzzerSetting the Audio Warning Buzzer Operating a Memory Card Hints on Writing Fonts to the Memory CardReading Fonts/Data from a Memory Card Memory Writing Da To a Memory CardDeleting Ddata from a Memory Card Formatting destroys any existing data on the memory card Formatting a Memory CardPrinting a list of data names Bitmap and Scalable Fonts FontsScalable fonts Bitmap fontsList of Fonts Option FontsKpdl fonts Resident Bitmap Fonts List of Fonts List of Fonts Resident Scalable Fonts List of Fonts List of Fonts Kpdl Fonts Symbol set Symbol setScalable Fonts Symbol sets Symbol set Maintenance Supplying Toner Close the top cover by pressing the ar Replace the Waste Toner Bottle Do not cap the new waste toner bot- tle Cleaning Cleaning the Charger WireMain Charger Unit Cleaning the Grid Paper Feed Unit General Guide If the printer does not printIf the printing is abnormal Interface Problems Power ProblemsCompletely blank printout Print Quality ProblemsAll-black printout Check the developer unitDropouts, horizontal streaks, stray dots Clean the charger wireBlack or white vertical streaks Check the control panelGrey background Faint or blurred printingCharacters out of position Dirt on the top edge or back of the paperCheck the paper chute and the ramp Check the transfer rollerIndicators and Messages IndicatorsIndicator Condition Correc ive Action Key Message Corrective ActionCallservicepersonFn123456 Error MessagesFoccupied Feed cassette Reaching the registration rollers, remove Correcting a Paper JamRear Cover Codeset MenuNormalError due to insufficient FS-1700 FS-3700 DescriptionPrinter Specifications Paper Availability General GuidelinesSpecification Paper SpecificationsSelecting the Right Paper Condition of the PaperMoisture Content Basis WeightPaper Size SmoothnessOther Paper Properties Paper GrainOverhead Projection OHP Film Special PaperAdhesive-Backed Labels Table B.4 lists the specifications for adhesive label paperColored Paper EnvelopesPreprinted Paper Recycled PaperParallel interface communication modes Parallel InterfacePin In/out Description Interface SignalsDetailed descriptions of the signals follow Select In NSelectIn Pin Pin In/out Signal Description Interface SignalsRS-232C/RS-422A Interface RS-232C interfaceRemoving*the Main Circuit Board RS-422A interfaceChanging the Jumper Connector Overview of Signals RS-422A Verifying the SettingRS-422A interface voltage levels Serial ConnectorRS-232C/RS-422A Protocol Parameter value Baud rateMeaning Serial interface error Prescribe II Frpo D0 commandError not handled Error handled Parameter value MeaningConnecting the Printer to the Computer RS-232C Cable ConnectionPreparing an RS-232C Cable Cmode LPT1=COM1 Last IndexIndex-2 Index-3