Samsung ML-1700 Main PBA PCL Model, Ic-Line Transcevier, Rc-Network, Ic-Usc, USB CLK 30MHz

Models: ML-1700

4.4 Main PBA (PCL Model)

Manuals / Samsung / Computer Equipment / Printer

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S U M M A RY OF PRO D U C T

MAIN CLK 12MHz

IC-LINE TRANSCEVIER		RC-NETWORK

IC-USC	USB CLK 30MHz

		VIDEO CLK 14.7456MHz
		VIDEO CLK 14.7456MHz

IC-VOLTAGE COMP

SCHMITT INVERT

CPU(SPGPm)

FONT ROM

SDRAM		REGULATOR	CLOCK GENERATOR
SDRAM		REGULATOR


BUFFER	MOTOR DRIVE
	IC

Service Manual

4-12

Samsung Electronics

Page 29

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Samsung ML-1700 specifications Main PBA PCL Model, Ic-Line Transcevier, Rc-Network, Ic-Usc, USB CLK 30MHz

Contents

Specifications PrecautionsTroubleshooting Block Diagramhttp//itself.sec.samsung.co.kr ELECTRONICSVERSION NO CODE JC-0093APage 1.1 Warning for safety 11. Precautions1.2.2 Precaution related electric shock or fire 1.2 Caution for safety1.2.1 Precaution related noxious material 1.2.4 Precaution when assembly/disassembly 1.2.3 Precaution related handling the machine1.3 ESD Precautions 22. Reference Information 2.1 Tool for Troubleshooting1 DCUDiagnostic Control Unit 4 Driver2.2 Acronyms and Abbreviations 2.3.1 A4 5% Pattern 2.3 The Sample Pattern for the TestService Manual 2.3.2 A4 2% PatternREFERENCE INFORMATION Samsung ElectronicsService Manual 2.3.3 A4 IDC PatternREFERENCE INFORMATION Samsung ElectronicsSamsung Electronics Service ManualREFERENCE INFORMATION DESCRIPTION 33. Specifications3.1 General Specifications 3.3 Electrical Specification 3.2 Controller Specification3-4 Environmental Range DESCRIPTION3.5 TONER Cartridge Developer 2-Paper Handling SpecificationsDIMENSIONS WEIGHTSamsung Electronics SpecificationsService Manual 4.1 Printer Components 44. Summary of Product4.1.1 Front View Front Cover Power switch Manual Feeder guide Manual Feeder4.1.3 Inside View 4.1.2 Rear ViewRear output tray Face up Power receptacle Parallel port Service Manual1 On Line/Error and Toner Save LEDs 4.1.3 Control PanelDescription Printing configuration sheet 2 Cancel buttonCleaning inside printer Canceling print jobL S U 4.2 System LayoutFuser S U M M A RY OF PRO D U C T4.2.2 Transfer Ass’y 4.2.1 Feeding Part4.2.3 Driver Ass’y 4.2.4 Fixing PartFuser4.2.4.5 Safety Relevant Facts 4.2.5 LSU Laser Scanner Unit4.2.6 Toner Cartridge 4.3 Main PBASPL Model 4.3.2 Flash Memory 4.3.1 ASIC Jupiter4.3.3 SDRAM 4.3.4 Sensor input circuit4 Paper Exit Sensing 3 Paper Feeding, Toner Cartridge Sensing5 Cover Open Sensing 6 DC FAN / SOLENOID DrivingIC-LINE TRANSCEVIER 4.4 Main PBA PCL ModelRC-NETWORK IC-USCML-1750 ML-1710 ML-1510U6 CN2 U27 CN3 U7 CN4 OSC2 U34.4.2 Memory 4.4.1 AsicSPGPm1 ARM946ES 2 Dual bus architecture for bus traffic distributionS U M M A RY OF PRO D U C T 4.4.4 SPGPm Internal Block DiagramAHB BUS Samsung Electronics4.5 SMPS & HVPS 3Cleaning Voltage THV 4.5.1 HVPSHigh Voltage Power Supply1 Transfer High Voltage THV+ 2 Charge Voltage MHV2 Rated Power Output 4.5.2 SMPSSwitching Mode Power Supply3 Consumption Power 4 Length of Power Cord 1830 ± 50mm 5 Power Switch Use6 Feature 4.5.3 Fuser AC Power Control1 Triac THY1 feature 7 Environment Condition4.6.2 Drive 4.6 Engine F/W4.6.3 Transfer 4.6.1 FeedingError 4.6.4 FusingError 4.6.4.1 Heat Lamp Method4.6.4.3 What is the Q-PID Method? 4.6.5 LSUError Toner5.1 General Precautions on Disassembly 55. Disassembly and ReassemblyDisassembly and Reassembly 5.2 Top CoverService Manual Samsung Electronics5.3.1 FuserHeat Lamp Type 5.3 FuserDisassembly and Reassembly 5.3.2 FuserQ-PID TypeService 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 Disassembly and Reassembly 5.10 SMPSService Manual Samsung ElectronicsBush 5.11 Transfer RollerGuide paper 5.12 Feed RollerIdle Gear Feed Gear1Feed Bracket 5.13 Pick Up Roller & SolenoidPick up Gear Manual6.1 How to use DCU 66. Alignment and Adjustments6.1.1 DCU Setup ML SERIES DIAGNOSTIC CONTROL UNITCode 6.1.2 CodeState DescriptionCode 6.1.3 Self Diagnostic ModeDescription Main Motor Operating SystemDescription Code6.1.4 Self Test Button L S U 6.2 Paper PathFuser Paper Input Cassette6.3.1 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 sheet6.6 The LED Status Display by Each Error 6.5 Consumables and Replacement PartsREPLACEMENT CYCLE ERRORALIGNMENT & ADJUSTMENTS 6.7 Periodic Defective ImageService Manual L S UService Manual ALIGNMENT & ADJUSTMENTS6-14 Samsung Electronics7.1 Bad image 77. TroubleshootingSolution 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 DigitalSolution 7.2 bad dischargeSolution 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 Solution 7.3 MalfunctionSolution error code 95 is displayed, replace LSUSolution SolutionSolution DescriptionSolution SolutionDescription Check and CauseSolution SolutionDescription Check and CauseWhen printing, vertical line gets curved SolutionService Manual Description7.4.1 Precautions on Safe-keeping of Toner Cartridge 7.4 Toner Cartridge Service7.4.2 Service for the Life of Toner Cartridge 7.4.3 Redistributing TonerFault 7.4.4 Signs and Measures at Poor toner cartridgeSolution SignsSolution FaultSigns Cause & CheckSolution 7.5 Bad Environment of The Software7.5.1 The printer is not working Description7.5.2 The printer is not working SolutionDescription Check and Cause7.5.3 Abnormal Printing SolutionDescription Check and CauseSolution 7.5.4 SPOOL ErrorHow to delete the data in the spool manager Description8. Exploded Views and Parts List Samsung Electronics Service ManualDescription Main Assembly Parts ListSEC.Code RemarkService Manual Unit Assembly8.2 Frame PA RTS LISTDescription Frame Unit Assembly Parts ListSEC.Code RemarkDescription Frame Unit Assembly Parts ListContSEC.Code RemarkDrive Unit Assembly Parts List 8.3 Drive Unit AssemblyDescription SEC.CodeService Manual 8.4 Cassette Unit AssemblyE X P LODED VIEW & PA RTS LIST Samsung ElectronicsDescription Cassette Unit Assembly Parts ListSEC.Code RemarkService Manual 8.5 Fuser Unit Assembly10 9 E X P LODED VIEW & PA RTS LISTDescription Fuser Unit Assembly Parts ListSEC.Code RemarkE X P LODED VIEW & PA RTS LIST Service Manual8-12 Samsung ElectronicsService Manual 9.9Block Diagram 9.1 PCL ModelFUSER ASS’Y Samsung ElectronicsService Manual 9.2 SPL ModelFUSER ASS’Y SMPS PART’s10.1 PCL Model 1010. Connection DiagramService Manual 1 LSUCOMPUTER 10.2 SPL ModelHOST Service Manual11.1 PCL Main Circuit Diagram 1/7 1111. Schematic DiagramsService Manual S C H E M ATIC DIAG R A M SService Manual PCL Main Circuit Diagram 2/7S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual PCL Main Circuit Diagram 3/7S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual PCL Main Circuit Diagram 4/7S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual PCL Main Circuit Diagram 5/7S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual PCL Main Circuit Diagram 6/7S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual PCL Main Circuit Diagram 7/7S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual 11.2 SPL Main Circuit Diagram 1/5S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual SPL Main Circuit Diagram 2/5S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual SPL Main Circuit Diagram 3/5S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual SPL Main Circuit Diagram 4/5S C H E M ATIC DIAG R A M S Samsung ElectronicsService Manual SPL Main Circuit Diagram 5/5S C H E M ATIC DIAG R A M S Samsung Electronics430 THV-sen 11.3 HVPS Circuit Diagram 1/224VS HVPS Circuit Diagram 2/2MHV-sen MHV-PWMHumming-V1 SMPS circuit diagram 11.4 SMPS Circuit Diagram 110V 1/2Service Manual S C H E M ATIC DIAG R A M SCON2-16LED-READY CON2-18LED-ERROR CON2-21LED-TONER SAVE SMPS Circuit Diagram 110V 2/23.3V CON2-2PAPER EMPTY