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HP 5L (C3941A) manual Parts Index A-3

Models: 5L (C3941A)

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Table A-1	Alphabetical Parts List (continued)

	Description	Part No.	Fig.	Ref.

	Feed Assembly	RG5-1942-000CN	8-8

	Flag	RB1-7293-000CN	8-4	18

	Flag Cover	RF5-1524-000CN	8-6	2

	Flag Spring	RB1-7294-000CN	8-4	19

	Formatter Shield	RG5-2024-000CN	8-6	1

	Formatter (Exchange)	C3942-67902	110	2

	Formatter (New)	C3942-69002	110	2

	Front Gear Case	RB1-7107-000CN	8-3	5

	Fuser Cable Guide	RB1-7130-000CN	8-5	6

	Fuser Connector	VS1-5057-002CN	8-4	15

	Fuser Exit Roller Assembly	RF5-1522-000CN	8-9	7

	Fuser Paper Guide	RB1-7247-000CN	8-5	2

	Fuser Paper Guide	RB1-7247-000CN	8-5	2

	Fuser Pressure Plate	RF5-1517-000CN	8-4	5

	Fuser Release Kit	RY7-5007-000CN	8-3	6

	Fuser Release Tab	RB1-7105-000CN	8-3	3

	Fuser Release Tab	RB1-7105-000CN	8-3	3

	Fuser Roller Bushing	RB1-7289-000CN	8-9	4

	Gear	RS5-0791-000CN	8-3	12

	Gear Assembly #1	RY7-5005-000CN	8-3	1

	Gear Assembly #2	RY7-5006-000CN	8-3	8

	Gear Plate	RB1-7106-000CN	8-3	4

	Ground Clip	RB1-7385-000CN	8-3	20

	Heating Element (110v)	RG5-1964-000CN	8-4	16

	Heating Element (220v)	RG5-1965-000CN	8-4	16

	Housing	RF5-1513-000CN	8-3	6

	I/O Sheet Metal	RB1-7305-000CN	8-5	12

	Idler Roller	RB1-7226-000CN	8-8	9

	Idler Roller Shaft Assembly	RG5-1947-000CN	8-7	9

	Input Assembly 1	RG5-1944-000CN	8-2	9

	Input Assembly 2	RG5-1945-000CN	8-2	10

	Input Extender 1	RB1-7211-000CN	8-2	1

	Input Extender 2	RB1-7212-000CN	8-2	2

	Input Sensor Assembly	RY7-5009-000CN	8-7	3

	Interlock/EP&cover	RG5-1984-000CN	8-3	16

Parts Index A-3

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HP 5L (C3941A) manual Parts Index A-3

Contents

HP LaserJet 5L C3941A Warranty Conventions Product Information Chapter DescriptionsList of Figures Figure B-1 Vcci Statement Japan List of Tables Viii Product Information ContentsProduct Information Printer Features Printer FeaturesPaper Capacities and Sizes Paper Capacities and SizesModel and Serial IdentificationHP LaserJet 5L Model and Serial Numbers Performance Specifications SpecificationsElectrical Specifications Category SpecificationFront/Side Views of the Printer Product OverviewFront Door Assemblies Back View of the Printer Parts Exchange Program Service ApproachOrdering Parts Ordering ConsumablesDescription Related DocumentationHP CompuServe Forum Technical AssistanceCustomer Support Center Assist Line Customer Information Centers North America OnlyNorth American Response Center Warranty Exclusions WarrantyVoltage Conversions Warranty LimitationsSite Requirements Site Requirements Operating Environment Site RequirementsEnvironmental Requirements Operating StorageDescription Dimension Printer Space Requirements Printer DimensionsPrinter Space Requirements Storage Conditions HP C3906A Toner CartridgeStoring Opened Toner Cartridges Toner Cartridge Distribution Toner Cartridge Handling SuggestionsInstallation and Configuration Installation and Configuration Check package contents Unpacking and InstallationChoose the best location Unpack the printerAttach the power cord Install the toner cartridgeInstall printing software Load paperMinimum System Requirements Host-Based Printer DriverHost-Based Printer Settings Options Host-Based Printer SettingsHost-Based Printing Status PCL Printer DriverPCL Printer Settings Options PCL Printer SettingsPCL Printing Status Using Host-Based and PCL Drivers TogetherControl Panel Layout Using the Control PanelWhen this Indicator Indicator Lights 1LED Lights It means this Do thisHardware Error There is an Indicator Lights 2Front Panel Button Usage Front Panel ButtonFunction Action Lights Result Self-test Printing a Self-TestContinuous Self Test Engine Test Button Printing an Engine TestTo Reset the Printer Resetting the PrinterInstallation and Configuration Printer Maintenance Printer Maintenance Life Expectancy of Consumables Life Expectancy of ConsumablesDescription Est Life Remarks Pgs Saving Toner with EconoMode Toner Cartridge LifeFive Percent Text Coverage Recycling Toner Cartridges Refilled Toner CartridgesCleaning the Printer Cleaning Printer Components Cleaning Printer ComponentsCleaning Spilled Toner Functional Overview Functional Overview Basic Printer Functions Printer Functional Block DiagramDC Controller Loads DC Controller/Power SystemLaser and Scanner Drive Print Engine Control SystemAC Power Distribution Power System on DC Controller PCAHigh Voltage Power Distribution Formatter System Random Access Memory RAMRead Only Memory ROM Parallel InterfaceControl Panel Resolution Enhancement REtEconoMode EconoMode vs Normal ModeMemory Enhancement technology MEt Protect Enhanced I/OPJL Overview Image Formation System Image Formation Block DiagramToner Cartridge Drum CleaningDrum Conditioning Image WritingImage Developing Image FusingImage Transferring Paper Feed System Simplified Paper Path Name Description Solenoid and Sensors Solenoid and PhotosensorsPaper Jam Detection Basic Sequence of Operation Refer to Timing Diagram on the nextPrinter Timing Period Timing PurposeGeneral Timing Diagram Removal and Replacement Removal and Replacement Removal and Replacement Strategy Phillips and Posidriv screwdrivers Required ToolsInstalling Memory Cards Dram Back Cover Covers and DoorsBack Cover Removal 1 Back Cover Removal 2 EP Door Assembly Removal EP Door AssemblyMemory Door Removal Memory DoorMain Cover and Paper Input Assembly Removal Main Cover and Paper Input AssemblyControl Panel Removal Internal AssembliesExit Roller Removal Exit Roller AssemblyDelivery Assembly Removal 1 Delivery AssemblyDelivery Assembly Removal 2 Fuser Pressure Plate Removal Fuser Pressure PlateFuser Pressure Plate Replacement Heating Element Removal 1 Heating ElementHeating Element Removal 2 Heating Element Removal 3 Pressure Roller Removal Pressure RollerFace-Up/Face-Down Lever Face-Up/Face-Down Lever ReplacementFuser Exit Roller Removal Fuser Exit Roller AssemblyPaper Exit Sensor Flag Paper Exit Sensor Flag ReplacementLaser/Scanner Assembly Removal Laser/Scanner AssemblyTop Assemblies Solenoid Removal 1 SolenoidSolenoid Removal 2 Pickup Roller Assembly Removal 1 Pickup Roller AssemblyPickup Roller Assembly Removal 2 Paper Pickup Roller Assembly Replacement Inside/Front View To reinstallPaper Feed Frame Removal Paper Feed FramePaper Feed Frame Removal 1 Paper Feed Frame Removal 2 Transfer Roller Guide & Transfer Roller Kick Plate Removal Kick PlateKick Plate Spring Replacement Separation Pad Removal Separation PadSubpad Removal SubpadsFeed Assembly Removal 1 Feed AssemblyFeed Assembly Removal 2 Feed Assembly Removal 3 Memory Door Guide Bottom AssembliesMemory Door Guide Removal Motor Removal MotorDC Controller Removal 1 DC ControllerDC Controller Removal 2 DC Controller Removal 3 Formatter Board Removal Formatter PCATroubleshooting Troubleshooting Start General Troubleshooting FlowchartExit Paper Path and Components Paper Path and ComponentsDC Controller PCA Components DC Controller DiagramPriority of Errors Printer Error TroubleshootingPrinter Status Messages 1 Printer Status MessagesLEDs Description Recommended Action Printer Status Messages 2 Unclearable ErrorService and Error Messages 1 Service and Error MessagesBeam Error. There are a number of causes Formatter Error Service and Error Messages 3Check the Toner Cartridge Image Formation TroubleshootingFaded Print Image Defect ExamplesVertical Lines Character Voids Dropouts Blank Page Occasional White Horizontal Line Distorted Image or BD Failure Engine Test Troubleshooting ChecksEngine Test Half-Self Test Functional Check Drum Rotation Functional Check High-Voltage Power Supply Check High-Voltage Power Supply CheckToner Cartridge High Voltage Connection Points 1 Checks ActionToner Cartridge High Voltage Connection Points 2 Paper Curl Paper Curl TroubleshootingPossible Cause Recommended Action Paper Path Check Troubleshooting ToolsOverriding PS204 Repetitive Image Defect Ruler Repetitive Image Defect RulerTroubleshooting Main Wiring DiagramCable Pinouts Connector Signal Name RemarksDosns Troubleshooting Parts and Diagrams Parts and Diagrams How to Use the Part Lists and Diagrams Parts and cannot be ordered through SMO Accessories and Supplies Accessories and SuppliesProduct Number Description Example Description Common HardwareMajor Assembly Locations Covers and Doors Description Internal Components 1 Qty Description Internal Components 2 Parts and Diagrams Internal Components 3 Parts and Diagrams DC Controller/Formatter and Cables ECU Case Connector Cable LengthInches Pickup Roller Assembly Parts and Diagrams Feed Assembly RG5-1942-000CN Feed Assembly RB1-7226-000CN Idler Roller Separation Guide Assembly Parts and Diagrams Delivery Assembly Parts and Diagrams Parts and Diagrams Parts Index Parts Index Alphabetical Parts ListParts Index A-3 Parts Index Parts Index A-5 Table A-2 Numerical Parts Index Table A-2 Numerical Parts ListParts Index Parts Index A-9 Parts Index Regulatory Information Laser Safety U.S.ALaser Statement Finland Ozone Emission Toner SafetyVcci Statement Japan FCC Statement Class BVcci Statement Japan HP AUDIO-TIPS IndexIndex-2 Index-3 Index-4