Samsung ML-1200, ML-1210 Not function of the gear of the fuser due to melting away, Paper Empty

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Troubleshooting

4-4-3 Not function of the gear of the fuser due to melting away

• Description	The motor breaks away from its place due to gear melting away.

	Check and Cause	Solution

DCU Mode : Check if the Error States '60' '62' '68' occur1. Replace the Fuser.

Check the operation of Fuser Erasing Lamp On/Off with (Service Parts : Figure 8-4, Chapter 5) the Error Code Check -10-.

2. Replace the Main Control board. (Service Parts : Figure 9, Chapter 5)

4-4-4 Paper Empty

• Description	The paper lamp on the operator panel is on even when paper is loaded in the cassette.

	Check and Cause		Solution

1. Bending or deformation of the actuator of the paper sen-		1.	Replace the defective actuator.
sor.			(Service Parts : Figure 8-17, Chapter 5)
2. The function of the sensor board is defective Perform		2.	Replace the sensor board.
DCU mode: Perform DCU diagnostic code 8.			(Service Parts : Figure 8-10, Chapter 5)

4-4-5 Paper Empty without indication

• Description	The paper lamp on the operator panel does not come on when the paper cassette is empty.

	Check and Cause		Solution

1. Bending or deformation of the actuator of the paper sen-		1.	Replace the defective actuator.
sor.			(Service Parts : Figure 8-17, chapter 5)
2. The function of the sensor board is defective Perform.		2.	Replace the sensor board.
DCU mode : Perform DCU diagnostic code 8.			(Service Parts : Figure 8-10, chapter 5)

Samsung Electronics

4-17

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Contents Laser Printer Version no This manual is stated and provided for service description Safety Precautions Safety PrecautionsPrecautions on Disassembly and Reassembly Replacing PrecautionsTools for Troubleshooting Electronic ScalePaper ML-1210 ML-1220M ML-1250 EngineController TonerCover Assembly Front CoverOther Covers LED Panel PBA LSULaser Scanning UnitMotor Assembly Transfer RollerFuser Assembly Hvps BoardThermostat and Halogen Lamp Smps Board Main Board and Sensor Board Cause and solution of the bad discharge How to use DCUCause and solution of Bad image Cause and solution of the malfunctionHow to use DCU DCU SetupCode Self Diagnostic Mode PTL Test Self Test ButtonPaper Path Layout Fan TestVertical Black Line and Band Cause and solution of Bad imageCheck and Cause Solution Vertical White LineHorizontal Black Band Black/White SpotLight Image Dark Image or a BlackUneven Density BackgroundGhost Satins on the Face Terminal of the supply rollerDescription Digital Printer Satins on Back Blank Page Print outCause and solution of the bad discharge Wrong Print Position2 JAM 3 JAM 4 JAM Multi-Feeding Paper rolled in the fuser7 OPC Cause and solution of the malfunction All LEDs blinking Fuser ErrorAll LEDs blinking Scan Error Not function of the gear of the fuser due to melting away Paper EmptyPaper Empty without indication No lamp on when the cover is open Cover OpenNo Power Defective motor operationVertical Line Getting Curved Toner Cartridge Service Precautions on Safe-keeping of Toner CartridgeService for the Life of Toner Cartridge Partially blank Fault Signs Cause & Check Solution Light imageSigns and Measures at Poor toner cartridge ImageFault Signs Cause & Check Solution White Black spot Recycled productFault Signs Cause & Check Solution Ghost & Image Cause and solutions of bad environment of the software Printer is not workingUtilities program Abnormal Printing Spool Error How to delete the data in the spool managerExploded Views and Parts List Exploded Views and Parts List Service Parts ListExploded Views and Parts List Front Assembly No DescriptionEngine/Frame Lower Assembly 15-2 15-1 14-2 Shield Engine Unit Assembly RX Drive Assembly Plate-Upper Unit AssemblyBlock Diagram Block DiagramGDIBlock DiagramPCL PanelConnection Diagram Connection DiagramGDIConnection DiagramPCL LSURepair Manual Diagram 1250 Connection Diagram GDI Connection DiagramML-1210/ML-1220MPCL Connection DiagramML-1250 PCLSchematic Diagrams Main Circuit Diagram 2/5 Main Circuit Diagram 3/5 Main Circuit Diagram 4/5 Main Circuit Diagram 5/5 PC L Main Circuit Diagram 1/9 PCL Main Circuit Diagram 2/9 PCL Main Circuit Diagram 3/9 PCL Main Circuit Diagram 4/9 PCL MainCircuit Diagram 5/9 PCL Main Circuit Diagram 6/9 PCL Main Circuit Diagram 7/9 PCL Main Circuit Diagram 8/9 PCL Main Circuit Diagram 9/9 Hvps Circuit Diagram 1/2 Hvps Circuit Diagram 2/2 Smps Circuit Diagram No Marking Resistor 1/4W-J 5% Panel Circuit Diagram Page Samsung Electronics Digital Printing CS Group Contents

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