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Samsung ML-1700 PCL Main Circuit Diagram 7/7, S C H E M Atic Diag R A M S, Service Manual, 11-7

Models: ML-1700

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S C H E M ATIC DIAG R A M S

PCL Main Circuit Diagram (7/7)

Service Manual

Samsung Electronics

11-7

Page 111

Image 111

Samsung ML-1700 PCL Main Circuit Diagram 7/7, S C H E M Atic Diag R A M S, Service Manual, Samsung Electronics, 11-7

Contents

Block Diagram PrecautionsSpecifications TroubleshootingCODE JC-0093A ELECTRONICShttp//itself.sec.samsung.co.kr VERSION NOPage 1.1 Warning for safety 11. Precautions1.2 Caution for safety 1.2.1 Precaution related noxious material1.2.2 Precaution related electric shock or fire 1.2.4 Precaution when assembly/disassembly 1.2.3 Precaution related handling the machine1.3 ESD Precautions 4 Driver 2.1 Tool for Troubleshooting22. Reference Information 1 DCUDiagnostic Control Unit2.2 Acronyms and Abbreviations 2.3.1 A4 5% Pattern 2.3 The Sample Pattern for the TestSamsung Electronics 2.3.2 A4 2% PatternService Manual REFERENCE INFORMATIONSamsung Electronics 2.3.3 A4 IDC PatternService Manual REFERENCE INFORMATIONService Manual REFERENCE INFORMATIONSamsung Electronics 33. Specifications 3.1 General SpecificationsDESCRIPTION DESCRIPTION 3.2 Controller Specification3.3 Electrical Specification 3-4 Environmental RangeWEIGHT 2-Paper Handling Specifications3.5 TONER Cartridge Developer DIMENSIONSSpecifications Service ManualSamsung Electronics Front Cover Power switch Manual Feeder guide Manual Feeder 44. Summary of Product4.1 Printer Components 4.1.1 Front ViewService Manual 4.1.2 Rear View4.1.3 Inside View Rear output tray Face up Power receptacle Parallel port4.1.3 Control Panel Description1 On Line/Error and Toner Save LEDs Canceling print job 2 Cancel buttonPrinting configuration sheet Cleaning inside printerS U M M A RY OF PRO D U C T 4.2 System LayoutL S U Fuser4.2.4 Fixing PartFuser 4.2.1 Feeding Part4.2.2 Transfer Ass’y 4.2.3 Driver Ass’y4.2.4.5 Safety Relevant Facts 4.2.5 LSU Laser Scanner Unit4.2.6 Toner Cartridge 4.3 Main PBASPL Model 4.3.4 Sensor input circuit 4.3.1 ASIC Jupiter4.3.2 Flash Memory 4.3.3 SDRAM6 DC FAN / SOLENOID Driving 3 Paper Feeding, Toner Cartridge Sensing4 Paper Exit Sensing 5 Cover Open SensingIC-USC 4.4 Main PBA PCL ModelIC-LINE TRANSCEVIER RC-NETWORKOSC2 U3 ML-1710 ML-1510ML-1750 U6 CN2 U27 CN3 U7 CN42 Dual bus architecture for bus traffic distribution 4.4.1 AsicSPGPm4.4.2 Memory 1 ARM946ESSamsung Electronics 4.4.4 SPGPm Internal Block DiagramS U M M A RY OF PRO D U C T AHB BUS4.5 SMPS & HVPS 2 Charge Voltage MHV 4.5.1 HVPSHigh Voltage Power Supply3Cleaning Voltage THV 1 Transfer High Voltage THV+4 Length of Power Cord 1830 ± 50mm 5 Power Switch Use 4.5.2 SMPSSwitching Mode Power Supply2 Rated Power Output 3 Consumption Power7 Environment Condition 4.5.3 Fuser AC Power Control6 Feature 1 Triac THY1 feature4.6.1 Feeding 4.6 Engine F/W4.6.2 Drive 4.6.3 Transfer4.6.4.1 Heat Lamp Method 4.6.4 FusingError ErrorToner 4.6.5 LSU4.6.4.3 What is the Q-PID Method? Error5.1 General Precautions on Disassembly 55. Disassembly and ReassemblySamsung Electronics 5.2 Top CoverDisassembly and Reassembly Service Manual5.3.1 FuserHeat Lamp Type 5.3 FuserSamsung Electronics 5.3.2 FuserQ-PID TypeDisassembly and Reassembly Service Manual7. Unplug Thermister Harness from the Fuser cover 5.4 Exit Roller 5.5 LSULED PBA Cover 5.6 Fan 5.7 Driver Ass’yDrive Assy 5.8 Engine Shield Ass’y 5.9 Main PBAMain PBA Samsung Electronics 5.10 SMPSDisassembly and Reassembly Service ManualBush 5.11 Transfer RollerFeed Gear1 5.12 Feed RollerGuide paper Idle GearManual 5.13 Pick Up Roller & SolenoidFeed Bracket Pick up GearML SERIES DIAGNOSTIC CONTROL UNIT 66. Alignment and Adjustments6.1 How to use DCU 6.1.1 DCU SetupDescription 6.1.2 CodeCode StateMain Motor Operating System 6.1.3 Self Diagnostic ModeCode DescriptionDescription Code6.1.4 Self Test Button Paper Input Cassette 6.2 Paper PathL S U Fuser6.3.1 In the Paper Exit Area JAM2 6.3 Clearing Paper Jams6.3.3 Around the Toner Cartridge JAM1 6.3.2 In the Paper Feed Area JAM06.3.4 Tips for Avoiding Paper Jams 6.4.1 Printing a Demo Page 6.4 Sample PatternSystem Data List PCL Model Only 6.4.2 Printing a cleaning sheetERROR 6.5 Consumables and Replacement Parts6.6 The LED Status Display by Each Error REPLACEMENT CYCLEL S U 6.7 Periodic Defective ImageALIGNMENT & ADJUSTMENTS Service ManualSamsung Electronics ALIGNMENT & ADJUSTMENTSService Manual 6-14Solution 77. Troubleshooting7.1 Bad image SolutionDigital Printer Digital Printer Digital Printer Digital Printer SolutionSolution Digital PrinterDigital Printer SolutionSolution Digital Printer Digital Printer Digital Printer Digital PrinterDigital Printer SolutionSolution Digital Printer Digital Printer Digital Printer Digital PrinterDigital Printer SolutionSolution Digital PrinterDigital Printer SolutionSolution SolutionDigital SolutionSolution SolutionCheck and Cause 7.2 bad dischargeSolution SolutionCheck and Cause SolutionSolution Description7.2.6 Paper rolled in the Fuser SolutionSolution 7.2.5 Multi-FeedingSolution 7.2.7 Paper rolled in the Toner Cartridge OPC DrumCheck and Cause error code 95 is displayed, replace LSU 7.3 MalfunctionSolution SolutionDescription SolutionSolution SolutionCheck and Cause SolutionSolution DescriptionCheck and Cause SolutionSolution DescriptionDescription SolutionWhen printing, vertical line gets curved Service Manual7.4.3 Redistributing Toner 7.4 Toner Cartridge Service7.4.1 Precautions on Safe-keeping of Toner Cartridge 7.4.2 Service for the Life of Toner CartridgeSigns 7.4.4 Signs and Measures at Poor toner cartridgeFault SolutionCause & Check FaultSolution SignsDescription 7.5 Bad Environment of The SoftwareSolution 7.5.1 The printer is not workingCheck and Cause Solution7.5.2 The printer is not working DescriptionCheck and Cause Solution7.5.3 Abnormal Printing DescriptionDescription 7.5.4 SPOOL ErrorSolution How to delete the data in the spool manager8. Exploded Views and Parts List Samsung Electronics Service ManualRemark Main Assembly Parts ListDescription SEC.CodePA RTS LIST Unit AssemblyService Manual 8.2 FrameRemark Frame Unit Assembly Parts ListDescription SEC.CodeRemark Frame Unit Assembly Parts ListContDescription SEC.CodeSEC.Code 8.3 Drive Unit AssemblyDrive Unit Assembly Parts List DescriptionSamsung Electronics 8.4 Cassette Unit AssemblyService Manual E X P LODED VIEW & PA RTS LISTRemark Cassette Unit Assembly Parts ListDescription SEC.CodeE X P LODED VIEW & PA RTS LIST 8.5 Fuser Unit AssemblyService Manual 10 9Remark Fuser Unit Assembly Parts ListDescription SEC.CodeSamsung Electronics Service ManualE X P LODED VIEW & PA RTS LIST 8-12Samsung Electronics 9.9Block Diagram 9.1 PCL ModelService Manual FUSER ASS’YSMPS PART’s 9.2 SPL ModelService Manual FUSER ASS’Y1 LSU 1010. Connection Diagram10.1 PCL Model Service ManualService Manual 10.2 SPL ModelCOMPUTER HOSTS C H E M ATIC DIAG R A M S 1111. Schematic Diagrams11.1 PCL Main Circuit Diagram 1/7 Service ManualSamsung Electronics PCL Main Circuit Diagram 2/7Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics PCL Main Circuit Diagram 3/7Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics PCL Main Circuit Diagram 4/7Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics PCL Main Circuit Diagram 5/7Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics PCL Main Circuit Diagram 6/7Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics PCL Main Circuit Diagram 7/7Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics 11.2 SPL Main Circuit Diagram 1/5Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics SPL Main Circuit Diagram 2/5Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics SPL Main Circuit Diagram 3/5Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics SPL Main Circuit Diagram 4/5Service Manual S C H E M ATIC DIAG R A M SSamsung Electronics SPL Main Circuit Diagram 5/5Service Manual S C H E M ATIC DIAG R A M S430 THV-sen 11.3 HVPS Circuit Diagram 1/2MHV-PWM HVPS Circuit Diagram 2/224VS MHV-senS C H E M ATIC DIAG R A M S 11.4 SMPS Circuit Diagram 110V 1/2Humming-V1 SMPS circuit diagram Service ManualCON2-2PAPER EMPTY SMPS Circuit Diagram 110V 2/2CON2-16LED-READY CON2-18LED-ERROR CON2-21LED-TONER SAVE 3.3V