Manuals / Samsung / Computer Equipment / Printer

Samsung ML-1700 Reference Information, Tool for Troubleshooting, DCUDiagnostic Control Unit

Models: ML-1700

1 120

Download 120 pages 49.52 Kb

Page 8

22. Reference Information

REFERENCE INFORMATION

22. Reference Information

This chapter describes the reference information for applying this training manual, and it is consist- ed of the tool list, the abbreviation table, the outline of model, and so on.

2.1 Tool for Troubleshooting

The following tools are recommended for safe and smooth troubleshooting described in this service manual.

1 DCU(Diagnostic Control Unit)	4 Driver
Standard : Test equipment to diagnose the Laser	Standard : "-" type, "+" type (M3 long, M3 short, M2 long,
printer supplied by Samsung Electronics.	M2 short).

5 Tweezers

Standard : For general home use, small type.

2 DVM(Digital Volt Meter)	6 Cotton Swab
Standard : Indicates more than 3 digits.	Standard : For general home use, for medical ser-vice

7 Cleaning Equipments a IPA(Isopropyl Alcohol)dry cloth or a soft stuff neutral detergent

3 Electronic Scale

8 Software(Driver) installation CD ROM

Standard : Equipment to check the weight of con- sumables(toner cartridge) supplied by Samsung Electronics. (The gram unit can be measured.)

Service Manual

Samsung Electronics

2-1

Image 8

Samsung ML-1700 Reference Information, Tool for Troubleshooting, DCUDiagnostic Control Unit, Driver, Tweezers, Cotton Swab

Contents

Precautions SpecificationsTroubleshooting Block DiagramELECTRONICS http//itself.sec.samsung.co.krVERSION NO CODE JC-0093APage 11. Precautions 1.1 Warning for safety1.2.2 Precaution related electric shock or fire 1.2 Caution for safety1.2.1 Precaution related noxious material 1.2.3 Precaution related handling the machine 1.2.4 Precaution when assembly/disassembly1.3 ESD Precautions 2.1 Tool for Troubleshooting 22. Reference Information1 DCUDiagnostic Control Unit 4 Driver2.2 Acronyms and Abbreviations 2.3 The Sample Pattern for the Test 2.3.1 A4 5% Pattern2.3.2 A4 2% Pattern Service ManualREFERENCE INFORMATION Samsung Electronics2.3.3 A4 IDC Pattern Service ManualREFERENCE INFORMATION Samsung ElectronicsSamsung Electronics Service ManualREFERENCE INFORMATION DESCRIPTION 33. Specifications3.1 General Specifications 3.2 Controller Specification 3.3 Electrical Specification3-4 Environmental Range DESCRIPTION2-Paper Handling Specifications 3.5 TONER Cartridge DeveloperDIMENSIONS WEIGHTSamsung Electronics SpecificationsService Manual 44. Summary of Product 4.1 Printer Components4.1.1 Front View Front Cover Power switch Manual Feeder guide Manual Feeder4.1.2 Rear View 4.1.3 Inside ViewRear output tray Face up Power receptacle Parallel port Service Manual1 On Line/Error and Toner Save LEDs 4.1.3 Control PanelDescription 2 Cancel button Printing configuration sheetCleaning inside printer Canceling print job4.2 System Layout L S UFuser S U M M A RY OF PRO D U C T4.2.1 Feeding Part 4.2.2 Transfer Ass’y4.2.3 Driver Ass’y 4.2.4 Fixing PartFuser4.2.5 LSU Laser Scanner Unit 4.2.4.5 Safety Relevant Facts4.2.6 Toner Cartridge 4.3 Main PBASPL Model 4.3.1 ASIC Jupiter 4.3.2 Flash Memory4.3.3 SDRAM 4.3.4 Sensor input circuit3 Paper Feeding, Toner Cartridge Sensing 4 Paper Exit Sensing5 Cover Open Sensing 6 DC FAN / SOLENOID Driving4.4 Main PBA PCL Model IC-LINE TRANSCEVIERRC-NETWORK IC-USCML-1710 ML-1510 ML-1750U6 CN2 U27 CN3 U7 CN4 OSC2 U34.4.1 AsicSPGPm 4.4.2 Memory1 ARM946ES 2 Dual bus architecture for bus traffic distribution4.4.4 SPGPm Internal Block Diagram S U M M A RY OF PRO D U C TAHB BUS Samsung Electronics4.5 SMPS & HVPS 4.5.1 HVPSHigh Voltage Power Supply 3Cleaning Voltage THV1 Transfer High Voltage THV+ 2 Charge Voltage MHV4.5.2 SMPSSwitching Mode Power Supply 2 Rated Power Output3 Consumption Power 4 Length of Power Cord 1830 ± 50mm 5 Power Switch Use4.5.3 Fuser AC Power Control 6 Feature1 Triac THY1 feature 7 Environment Condition4.6 Engine F/W 4.6.2 Drive4.6.3 Transfer 4.6.1 Feeding4.6.4 Fusing ErrorError 4.6.4.1 Heat Lamp Method4.6.5 LSU 4.6.4.3 What is the Q-PID Method?Error Toner55. Disassembly and Reassembly 5.1 General Precautions on Disassembly5.2 Top Cover Disassembly and ReassemblyService Manual Samsung Electronics5.3 Fuser 5.3.1 FuserHeat Lamp Type5.3.2 FuserQ-PID Type Disassembly and ReassemblyService Manual Samsung Electronics7. Unplug Thermister Harness from the Fuser cover LED PBA Cover 5.4 Exit Roller5.5 LSU Drive Assy 5.6 Fan5.7 Driver Ass’y Main PBA 5.8 Engine Shield Ass’y5.9 Main PBA 5.10 SMPS Disassembly and ReassemblyService Manual Samsung Electronics5.11 Transfer Roller Bush5.12 Feed Roller Guide paperIdle Gear Feed Gear15.13 Pick Up Roller & Solenoid Feed BracketPick up Gear Manual66. Alignment and Adjustments 6.1 How to use DCU6.1.1 DCU Setup ML SERIES DIAGNOSTIC CONTROL UNIT6.1.2 Code CodeState Description6.1.3 Self Diagnostic Mode CodeDescription Main Motor Operating SystemCode Description6.1.4 Self Test Button 6.2 Paper Path L S UFuser Paper Input Cassette6.3 Clearing Paper Jams 6.3.1 In the Paper Exit Area JAM26.3.2 In the Paper Feed Area JAM0 6.3.3 Around the Toner Cartridge JAM16.3.4 Tips for Avoiding Paper Jams 6.4 Sample Pattern 6.4.1 Printing a Demo Page6.4.2 Printing a cleaning sheet System Data List PCL Model Only6.5 Consumables and Replacement Parts 6.6 The LED Status Display by Each ErrorREPLACEMENT CYCLE ERROR6.7 Periodic Defective Image ALIGNMENT & ADJUSTMENTSService Manual L S UALIGNMENT & ADJUSTMENTS Service Manual6-14 Samsung Electronics77. Troubleshooting 7.1 Bad imageSolution SolutionSolution SolutionDigital Printer Digital Printer Digital Printer Digital Printer Digital PrinterSolution SolutionDigital Printer Digital Printer Digital Printer Digital Printer Digital PrinterSolution SolutionDigital Printer Digital Printer Digital Printer Digital Printer Digital PrinterSolution SolutionDigital Printer Digital PrinterSolution SolutionSolution Digital PrinterSolution SolutionSolution Digital7.2 bad discharge SolutionSolution Check and CauseSolution SolutionDescription Check and CauseSolution Solution7.2.5 Multi-Feeding 7.2.6 Paper rolled in the FuserCheck and Cause Solution7.2.7 Paper rolled in the Toner Cartridge OPC Drum 7.3 Malfunction SolutionSolution error code 95 is displayed, replace LSUSolution SolutionSolution DescriptionSolution SolutionDescription Check and CauseSolution SolutionDescription Check and CauseSolution When printing, vertical line gets curvedService Manual Description7.4 Toner Cartridge Service 7.4.1 Precautions on Safe-keeping of Toner Cartridge7.4.2 Service for the Life of Toner Cartridge 7.4.3 Redistributing Toner7.4.4 Signs and Measures at Poor toner cartridge FaultSolution SignsFault SolutionSigns Cause & Check7.5 Bad Environment of The Software Solution7.5.1 The printer is not working DescriptionSolution 7.5.2 The printer is not workingDescription Check and CauseSolution 7.5.3 Abnormal PrintingDescription Check and Cause7.5.4 SPOOL Error SolutionHow to delete the data in the spool manager Description8. Exploded Views and Parts List Service Manual Samsung ElectronicsMain Assembly Parts List DescriptionSEC.Code RemarkUnit Assembly Service Manual8.2 Frame PA RTS LISTFrame Unit Assembly Parts List DescriptionSEC.Code RemarkFrame Unit Assembly Parts ListCont DescriptionSEC.Code Remark8.3 Drive Unit Assembly Drive Unit Assembly Parts ListDescription SEC.Code8.4 Cassette Unit Assembly Service ManualE X P LODED VIEW & PA RTS LIST Samsung ElectronicsCassette Unit Assembly Parts List DescriptionSEC.Code Remark8.5 Fuser Unit Assembly Service Manual10 9 E X P LODED VIEW & PA RTS LISTFuser Unit Assembly Parts List DescriptionSEC.Code RemarkService Manual E X P LODED VIEW & PA RTS LIST8-12 Samsung Electronics9.9Block Diagram 9.1 PCL Model Service ManualFUSER ASS’Y Samsung Electronics9.2 SPL Model Service ManualFUSER ASS’Y SMPS PART’s1010. Connection Diagram 10.1 PCL ModelService Manual 1 LSU10.2 SPL Model COMPUTERHOST Service Manual1111. Schematic Diagrams 11.1 PCL Main Circuit Diagram 1/7Service Manual S C H E M ATIC DIAG R A M SPCL Main Circuit Diagram 2/7 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsPCL Main Circuit Diagram 3/7 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsPCL Main Circuit Diagram 4/7 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsPCL Main Circuit Diagram 5/7 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsPCL Main Circuit Diagram 6/7 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsPCL Main Circuit Diagram 7/7 Service ManualS C H E M ATIC DIAG R A M S Samsung Electronics11.2 SPL Main Circuit Diagram 1/5 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsSPL Main Circuit Diagram 2/5 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsSPL Main Circuit Diagram 3/5 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsSPL Main Circuit Diagram 4/5 Service ManualS C H E M ATIC DIAG R A M S Samsung ElectronicsSPL Main Circuit Diagram 5/5 Service ManualS C H E M ATIC DIAG R A M S Samsung Electronics11.3 HVPS Circuit Diagram 1/2 430 THV-senHVPS Circuit Diagram 2/2 24VSMHV-sen MHV-PWM11.4 SMPS Circuit Diagram 110V 1/2 Humming-V1 SMPS circuit diagramService Manual S C H E M ATIC DIAG R A M SSMPS Circuit Diagram 110V 2/2 CON2-16LED-READY CON2-18LED-ERROR CON2-21LED-TONER SAVE3.3V CON2-2PAPER EMPTY