Dropouts, horizontal streaks, stray dots | Kyocera FS-3700 instruction

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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Kyocera FS-3700 manual Dropouts, horizontal streaks, stray dots, Black or white vertical streaks, Clean the charger wire

Contents

FS-1700/3700 Introduction Typeface Trademark Acknowledgement Conforming to the Class a limits CC statement Safety information Interface connectorsImportant note on the interface connectors Laser safety Laser notice Ozone concentration Important Safeguards ISO Canadian Department of Communications compliance statementDisclaimer Prolonged Non-Use and Moving the Printer Power 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 Library Xii 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 used Installing 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 Procedures Sample Status Firmware version information 3a Default font nameCurrent status information Interface-dependent parameters Form Feed Service informationMemory allocation status User defined font list Using the Mode Select Menu Mode Select MenuFunct on Default Setting Mode Function Default Setting Please2.4. waitSleep Ecopower Mode KIR Level Optimized stripes Ecoprint modeDark vertical strip s White vertical stripes SourceResource Protection Adjusting the Print Density Priority Error Mess ge Setting the Audio Warning Buzzer Setting 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 Card Deleting Ddata from a Memory Card Formatting destroys any existing data on the memory card Formatting a Memory Card Printing a list of data names Bitmap and Scalable Fonts Fonts Scalable fonts Bitmap fonts List 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 set Scalable 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 Problems Completely blank printout Print Quality ProblemsAll-black printout Check the developer unit Dropouts, horizontal streaks, stray dots Clean the charger wireBlack or white vertical streaks Check the control panel Grey background Faint or blurred printing Characters out of position Dirt on the top edge or back of the paperCheck the paper chute and the ramp Check the transfer roller Indicators and Messages IndicatorsIndicator Condition Correc ive Action Key Message Corrective Action CallservicepersonFn123456 Error Messages Foccupied Feed cassette Reaching the registration rollers, remove Correcting a Paper Jam Rear Cover Codeset MenuNormal Error due to insufficient FS-1700 FS-3700 Description Printer Specifications Paper Availability General Guidelines Specification Paper SpecificationsSelecting the Right Paper Condition of the Paper Moisture Content Basis WeightPaper Size Smoothness Other Paper Properties Paper Grain Overhead Projection OHP Film Special Paper Adhesive-Backed Labels Table B.4 lists the specifications for adhesive label paper Colored Paper EnvelopesPreprinted Paper Recycled Paper Parallel interface communication modes Parallel Interface Pin In/out Description Interface Signals Detailed descriptions of the signals follow Select In NSelectIn Pin Pin In/out Signal Description Interface SignalsRS-232C/RS-422A Interface RS-232C interface Removing*the Main Circuit Board RS-422A interface Changing the Jumper Connector Overview of Signals RS-422A Verifying the Setting RS-422A interface voltage levels Serial Connector RS-232C/RS-422A Protocol Parameter value Baud rateMeaning Serial interface error Prescribe II Frpo D0 commandError not handled Error handled Parameter value Meaning Connecting the Printer to the Computer RS-232C Cable ConnectionPreparing an RS-232C Cable Cmode LPT1=COM1 Last Index Index-2 Index-3