Samsung ML-1700 specifications Multi-Feeding, Paper rolled in the Fuser

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T RO U B L E S H O OT I N G

7.2.5 Multi-Feeding

Description Multiple sheets of paper are fed at once.

 

Check and Cause

 

Solution

1.

Solenoid malfunction(the solenoid does not work

1.

Replace the solenoid if necessary.

 

properly): Perform DCU Diagnostic Code 06.

 

 

2.

Pad-Friction is contaminated with foreign matter.(oil...)

2.

Clean the pad friction with soft clothe dampened

 

 

 

with IPA(Isopropyl Alcohol).

3. The face of paper is blended.

3. Use the smooth paper.

7.2.6 Paper rolled in the Fuser

Description If contaminated at intervals of 57mm on the back of a paper.

Check and Cause

Solution

 

 

1. Contamination of the pressure roller or heat

1. After disassembling the fuser, clean contami-

roller (Background, Hot off set).

nation between the heat roller and the ther-

 

mostor and remove the contamination of the

 

pressure roller.

2. Check the claw of the fuser whether it is unfit-

2. If there is heavy background, repair it by the

ted.

background troubleshooting method.

 

3. The surface of the heat roller with IPA or

 

water

 

4. Check the warp or separation of the sprint

 

claw and the holder plate claw, and then man-

 

age it.

 

 

Service Manual

7-10

Samsung Electronics

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Contents Block Diagram PrecautionsSpecifications TroubleshootingElectronics 2003 Precautions Precaution related electric shock or fire Precaution related noxious materialPrecaution when assembly/disassembly Precaution related handling the machineESD Precautions DCUDiagnostic Control Unit Driver Tool for TroubleshootingLSU Acronyms and Abbreviations1 A4 5% Pattern Sample Pattern for the Test2 A4 2% Pattern 3 A4 IDC Pattern Samsung Electronics General Specifications SpecificationsController Specification Electrical SpecificationEnvironmental Range Toner Cartridge Developer Paper Handling SpecificationsSpecifications Front View Printer ComponentsInside View Rear ViewControl Panel On Line/Error and Toner Save LEDsPrinting demo Cancel buttonFuser System LayoutFixing PartFuser Feeding PartTransfer Ass’y Driver Ass’yLSU Laser Scanner Unit Safety Relevant FactsToner Cartridge Main Pbaspl Model Sensor input circuit Asic JupiterFlash Memory SdramDC FAN / Solenoid Driving Paper Feeding, Toner Cartridge SensingPaper Exit Sensing Cover Open SensingSdram Regulator Clock Generator Buffer Motor Drive Main PBA PCL ModelML-1710 ML-1510 ML-1750 Memory AsicSPGPmAHB BUS SPGPm Internal Block DiagramSmps & Hvps HVPSHigh Voltage Power Supply Length of Power Cord 1830 ± 50mm Power Switch Use SMPSSwitching Mode Power SupplyRated Power Output Consumption PowerFuser AC Power Control Feeding Engine F/WDrive TransferFusing Heat Lamp MethodPID Method 5 LSU What is the Q-PID Method?General Precautions on Disassembly Releasing Plastic LatchesWhenever servicing the machine, you must perform as follows Top Cover FuserHeat Lamp Type FuserFuserQ-PID Type Unplug Thermister Harness from the Fuser cover LSU Exit RollerDriver Ass’y FanMain PBA Engine Shield Ass’ySmps Transfer Roller Feed Roller Pick Up Roller & Solenoid DCU Setup How to use DCUError Code CodeNormal Code Code Description Self Diagnostic Mode13 THV+ TRIGGER. ALL HV Functi on Enter Up/ Dow n Stop Remar k Self Test ButtonPaper OutFace Up Paper PathPaper Exit Area JAM2 Clearing Paper JamsAround the Toner Cartridge JAM1 Paper Feed Area JAM0Tips for Avoiding Paper Jams Printing a Demo Sample PatternPrinting a cleaning sheet LED Status Display by Each Error Consumables and Replacement PartsRoller Defective image Typical defect Periodic Defective ImageSamsung Electronics Bad image Vertical Black Line and BandVertical White Line Black/White Spot Horizontal Black BandDark Image or a Black Light ImageBackground Uneven DensityGhost Satins on the Face Blank Page Print out Satins on BackBad discharge Wrong Print Position2 JAM 4 JAM 3 JAMPaper rolled in the Fuser Multi-FeedingPaper rolled in the Toner Cartridge OPC Drum All LEDs blinking Fuser Error All LEDs blinking Scan ErrorMalfunction Not function of the gear of the fuser due to melting away Paper EmptyPaper Empty without indication Cover Open No lamp on when the cover is openDefective motor operation No PowerVertical Line Getting Curved Redistributing Toner Toner Cartridge ServicePrecautions on Safe-keeping of Toner Cartridge Service for the Life of Toner CartridgeImage Signs and Measures at Poor toner cartridgeFault Signs Cause & Check Solution White Black spot Printer is not working Bad Environment of The SoftwareUtilities program Abnormal Printing How to delete the data in the spool manager Spool ErrorExploded Views and Parts List 11-1 11-2 11-3 Main Assembly Parts List Unit Assembly Frame Unit Assembly Parts List Frame Unit Assembly Parts ListCont Drive Unit Assembly Parts List Drive Unit AssemblyCassette Unit Assembly Cassette Unit Assembly Parts List Fuser Unit Assembly Fuser Unit Assembly Parts List Samsung Electronics 9Block Diagram 9.1 PCL Model Motor DR PART’S SPL ModelPCL Model Connection DiagramComputer PCL Main Circuit Diagram 1/7 Schematic DiagramsPCL Main Circuit Diagram 2/7 PCL Main Circuit Diagram 3/7 PCL Main Circuit Diagram 4/7 PCL Main Circuit Diagram 5/7 PCL Main Circuit Diagram 6/7 PCL Main Circuit Diagram 7/7 SPL Main Circuit Diagram 1/5 SPL Main Circuit Diagram 2/5 SPL Main Circuit Diagram 3/5 SPL Main Circuit Diagram 4/5 SPL Main Circuit Diagram 5/5 THV Hvps Circuit Diagram 1/24KV Hvps Circuit Diagram 2/2Smps Circuit Diagram 110V 1/2 CON2-14MANUAL CON2-25EXIT Smps Circuit Diagram 110V 2/2