Preventative Maintenance, Reset Maintenance Count | HP 5000n

Preventative Maintenance

The preventative maintenance cycle for this printer, conducted by service personnel, is every 150,000 pages. To order the maintenance kit see page 8-4. The kit contains one Fuser, one Transfer Roller, one Tray 1 Pickup Roller, one Tray 1 Separation Pad, two 250-sheet Tray Pick Rollers, two 250-sheet Tray Separation Pads and Springs, four 500-sheet Tray Pick D-Rollers, and two 500-sheet Tray Feed/ Separation Rollers. Refer to the instructions included in the kit for detailed replacement procedures.

Reset Maintenance Count

After the PM kit has been installed, reset the maintenance count.

1Turn the printer off.

2While pressing [Item-]and [Value-]turn the printer on.

Reset Maintenance Count appears, followed by INITIALIZING. After a few seconds READY appears.

Expected Life of Components

The following table shows the expected life of certain components in the printer. To order parts, see Chapter 8.

Table 4-2. Life of Components

	Part name		Part No.	Quantity	Expected Life
1	Pickup Roller		RB2-1821-000CN	1	150,000 pages
2	Separation Pad		RF5-2435-000CN	1	150,000 pages
3	Tray 1	Pickup Roller	RB2-1795-000CN	1	150,000 pages
4	Tray 1	Separation pad	RF5-2400-000CN	1	150,000 pages
5	Fuser
	110-127V		RG5-3528-000CN	1	150,000 pages
	220-240V		RG5-3529-000CN	1	150,000 pages

EN	Preventative Maintenance 4-5

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HP 5000n manual Preventative Maintenance, Reset Maintenance Count, Expected Life of Components

Contents

HP LaserJet 5000, 5000 N 5000 GN Printers HP LaserJet 5000, 5000 N, and 5000 GN Printers Copyright Hewlett-Packard Company Contents Printer Operation Functional Information Removing and Replacing Parts Index Contents Printer Description Overview Printer Features Printer Features2Printer Description Paper Path 4Printer Description Identification Model and Serial Numbers Site Requirements 6Printer Description 2Printer Dimensions, HP LaserJet Space Requirements 3Printer Dimensions, HP LaserJet 5000 N/5000 GN 8Printer Description Printer Weight without toner cartridge 4Printer Dimensions, HP LaserJet 5000 with Accessories Acoustic Emissions Per ISO Printer State Sound Power Environmental Requirements10Printer Description Paper Specifications 12Printer Description By 8.2 Supported Types of Paper 14Printer Description Guidelines for Using Paper 16Printer Description Paper Weight Equivalence Table 11. Paper Weight Equivalence Vellum LabelsTransparencies Label Construction Envelopes Envelope ConstructionEnvelopes with Double-Side-Seams Envelope Margins Card Stock and Heavy PaperEnvelopes with Adhesive Strips or Flaps Envelope Storage Card Stock Construction Card Stock Guidelines Canadian DOC Regulations Safety InformationLaser Safety Statement 22Printer Description FCC Regulations Varoitus Laser statement for Finland Luokan 1 laserlaiteKlass 1 Laser Apparat Varning Material Safety Data Sheet This HP LaserJet printer design reduces Environmental Product StewardshipProtecting the Environment Printer design eliminates Service Approach Service Approach 2Service Approach Parts and Supplies Ordering Information 4Service Approach Helpful DocumentationHelpful Documentation Description or Use Part Number Consumables Phone Numbers for OrderingExchange Program Technical Assistance 6Service Approach HP CompuServe ForumHP FIRST, Europe North American Response Center Narc Other Areas Refilled Toner Cartridges 8Service ApproachToner Cartridge Information Recycling Toner Cartridges Warranty Statement 10Service Approach Printer Operation Control Panel Lights Using the Control PanelControl Panel Layout Control Panel Lights LightIndication Control Panel Keys Control Panel Keys FunctionPaper Size Settings and Defaults Settings and DefaultsSetting the Display Language Setting or Default Explanation To change a Control Panel setting Control Panel MenusTo print a Control Panel menu map Information Menu ItemExplanation Print Menu MAP Print ConfigurationInformation Menu 6Printer Operation Tray 1 MODE= First Tray 1 SIZE= Letter Cassette Paper Handling MenuPaper Handling Menu ValuesExplanation Tray 1 TYPE= Plain Tray 2 TYPE= Tray 3 TYPE= Paper Handling Menu Values Explanation 8Printer Operation Configure Fuser Mode no MENU=NOYES Paper Handling Menu ItemValues Print Quality Menu Values RESOLUTION=Print Quality Menu Fastres RET=MEDIUM OFF Light DarkECONOMODE=OFF Toner DENSITY=3 Create Cleaning 12Printer Operation COPIES=1 Printing MenuPrinting Menu Values Explanation PAPER= Letter Printing Menu Values 14Printer Operation PCL Font PCL Font InternalSOURCE=INTERNAL Soft NUMBER=0 Append CR to LF= 16Printer Operation Configuration Menu Configuration Menu Configuration Menu Values Explanation Resource SAVE= OFF Auto18Printer Operation PROTECT= Auto Clearablejob MEMORY, Press GO to Continue Tonercontinue LOW=CONTINUE Stop Configuration Menu ItemValuesAuto CONTINUE= 20Printer Operation Mopier Standard MODE=STANDARD EnhancedRAM DISK=OFF RAM Disk Configuration Menu ValuesJAM RECOVERY= Auto OFF Paperoff REFORMING=OFF on Small Paper Maintenance OFFMESSAGE=OFF SPEED=NORMAL Slow I/O Menu Values Explanation TIMEOUT=15Menu BUFFER=AUTO Auto Parallel High I/O Menu ItemValuesBuffer SIZE= SPEED=YES Parallel ADV FUNCTIONS=ON 26Printer Operation EIO Menu Networked Printers 10. EIO Menu Values Explanation CFG TCP/IP=NO CFG ETALK=NO28Printer Operation Resets Menu 11. Resets Menu ExplanationReset Memory Service Mode To enter Service Mode30Printer Operation Service Menu Setting the Page Count, Maintenance CountSerial Number Count 32Printer Operation 12. Changing the Page Count Key Press Display Service ModeService Menu Description Maintenance Page Count Cold Reset PaperDiagnostics Clear Event Log Testing the Printer Engine Test To perform a cold reset Resetting the PrinterCold Reset Clearing Nvram System Configuration MS-DOS System ConfigurationParallel DOS Commands Serial MS-DOS Commands 38Printer Operation Printer I/O Configuration Serial ConfigurationParallel Menu Pacing Handshaking 40Printer Operation Printer Maintenance Cleaning the Printer and Accessories 2Printer Maintenance Cleaning the Printer Component Cleaning Method / Notes Inside General Cleaning Spilled Toner Using the Printer Cleaning4Printer Maintenance Expected Life of Components Preventative MaintenanceReset Maintenance Count Life of Components Part name Quantity Expected Life 6Printer Maintenance Functional Information Printer Subsystems 2Functional Information Power Supply System AC/DC Power Distribution 4Functional Information Overcurrent Overvoltage Protection High Voltage Power Distribution 6Functional Information Toner Cartridge Detection DC Controller System Laser and Scanner Drive 8Functional Information Solenoids, Sensors, Clutches, and Switches Paper Motion Monitoring and ControlEngine Test Print Motors 10Functional InformationPage PowerSave Formatter System12Functional Information Resolution Enhancement technology REt EconoMode Input/Output Random Access Memory RAM Printer MemoryRead Only Memory ROM Memory Enhancement technology MEt Disk AccessoryDimm Slots Protect PJL Overview Control Panel Image Formation System 18Functional InformationPage Toner Cartridge 20Functional Information Photosensitive Drum 8Photosensitive Drum Image Formation System Cleaning the Drum 22Functional Information Conditioning the Drum 10Primary Charging Roller Image Formation System Writing the Image Bdic PCB24Functional Information Developing the Image Transferring the Image 26Functional Information Image Fusing/Variable Fusing Temperature Variable Fusing Temperature 28Functional Information Paper Feed System Paper Path Clutches and Sensors 30Functional Information Printing from Tray 32Functional Information 18Tray 2 Paper Path Paper Feed System 19Paper Skew Loop-forming 34Functional Information Printing from the Optional 500-sheet and 250-sheet Trays 20250-sheet Paper Feeder Paper Feed System 21500-sheet Paper Feeder 36Functional Information Paper Jam Duplexer Reversing/Refeed System38Functional Information 22Paper Feed for the Duplexer Paper Feed System Reversing System 40Functional Information Duplexing Unit Pause Mode Uncurling Function42Functional Information 25 Pause Mode Dance Mode Paper Jam in the Duplexer 44Functional Information Basic Sequence of Operation Printer Timing Period Purpose Remark 46Functional Information Timing Diagram 48Functional Information Removing and Replacing Parts User Installable Accessories Memory Upgrade2Removing and Replacing Parts Page If an optional duplexer is installed 4Removing and Replacing Parts Checking Memory Installation Installing EIO Cards / Mass Storage 1Installing EIO Cards or Mass Storage Devices 6Removing and Replacing Parts Removal and Replacement Strategy Required Tools 8Removing and Replacing Parts Screws Used in the Printer Drawing and Description Purpose Screws Used in the Printer Drawing and Description Purpose 10Removing and Replacing Parts Removing CoversRear Door / Rear Output Bin Support Strap 12Removing and Replacing Parts Top Cover Top screws Toner Cartridge Drive Arm Rear screws 14Removing and Replacing Parts Control Panel Overlay and Control Panel 16Removing and Replacing Parts Toner Cartridge Door Assembly 9Toner Cartridge Door Assembly Under Side of Top Cover Door 18Removing and Replacing Parts Front Cover and Tray Tray Front Cover Pins 20Removing and Replacing Parts Face Down Assembly 13Location of Face Down Assembly Base 14Face Down Assembly 22Removing and Replacing Parts Left and Right Side Covers 24Removing and Replacing Parts Tray 1 Inner Cover 17Tray 1 Inner Cover front of printer 26Removing and Replacing Parts Right and Left Corner Covers Removing Assemblies Transfer Roller Assembly 28Removing and Replacing Parts 21Right Side of Transfer Roller 30Removing and Replacing Parts Fuser Paper Handling PCA Top Margin Adjustment 32Removing and Replacing Parts 25Location of VR401 Removing Assemblies Main Gear Assembly 34Removing and Replacing Parts 27Removing the Main Gear Assembly Pickup Gear Assembly 36Removing and Replacing Parts Tray 2 Shaft Gear to the Paper Feed Roller Assembly Gear 38Removing and Replacing Parts Tray 1 Pickup Solenoid Fan 30Fan right side view of printer Formatter Assembly 40Removing and Replacing Parts Tray 1 Roller 42Removing and Replacing Parts Tray 2 Roller Paper Feed Roller Assembly 34Paper Feed Roller Clutch left side view of printer 44Removing and Replacing Parts 35Location of two common screws inside printer 36Paper Feed Roller Assembly bottom view of printer DC Controller Board and Power Supply 46Removing and Replacing Parts 37DC Controller Assembly rear view of printer 38DC Controller Assembly long screws 48Removing and Replacing Parts 39DC Controller Assembly Paper Feed Belt Assembly 50Removing and Replacing Parts 41Paper Feed Belt Assembly removed 52Removing and Replacing Parts Tray 1 Shaft Must be installed on top of it 54Removing and Replacing Parts Tray 2 Shaft Reassembly Steps 44Reassembly of Tray 2 Shaft 56Removing and Replacing Parts Tray 1 Lift Plate Tray 1 Separation Pad 46Tray 1 Separation Pad Removing Assemblies 58Removing and Replacing Parts Paper Guide Paper Path Detect Sensor 48Paper Path Detect Sensor 60Removing and Replacing Parts Face Down Bin Full Sensor 50Detail of Bin Full Sensor Power Connection 62Removing and Replacing Parts Registration Assembly 52Registration Assembly 53Registration Assembly Clutch 64Removing and Replacing Parts Upper Delivery Assembly 54Upper Delivery Assembly rear left view of printer 66Removing and Replacing Parts Delivery Roller Removal 56Delivery Roller Components 68Removing and Replacing Parts Laser Scanner Assembly 58Laser Scanner Assembly top inside view of printer 70Removing and Replacing Parts Main Motor Toner Cartridge Guides Power Inlet Assembly 72Removing and Replacing Parts Optional 500-sheet Tray Disassembly 62Optional 500-sheet Tray top view 74Removing and Replacing Parts 63500-sheet Tray top view with covers removed Tray Indicator Assembly 64Removing the Tray Indicator Assembly Left Front Corner Cover Installation 76Removing and Replacing Parts Paper Size Spring Assembly 66Removing the Paper Size Spring Assembly Feed Roller Removal 78Removing and Replacing PartsRoller and Feed Roller Roller Removal Gear Assembly and PCA 68Removing the Gear Assembly and PCA Power Connector 80Removing and Replacing Parts Separation Roller 70Removing the Separation Roller 82Removing and Replacing Parts Troubleshooting Troubleshooting Process Major Steps for Troubleshooting2Troubleshooting Image Quality Troubleshooting Process Flow 4Troubleshooting Troubleshooting Process Troubleshooting the Printing System 6TroubleshootingPreliminary Operating Checks Power On Power on Defect or Blank Display ProblemAction No AC Power Cause 8TroubleshootingAction No DC Power Cause Action 10Troubleshooting Engine Test Button LocationPrinting an Engine Test Display 12Troubleshooting Event Log Event Log Print the Event Log 14TroubleshootingDisplay the Event Log Interpret the Event Log Left-most column Alphabetical Printer Messages Control Panel Message 16TroubleshootingPrinter Messages Event Log Explanation Recommended Message Action Cannot Duplex Rear BIN Open Check Input Device Disk Device Failure 18Troubleshooting Disk is Write Protected Flash Device Failure Flash is Write Protected Initializing Input Device Condition xx.yy Do not Power OFF 20TroubleshootingLoading Memory Full Stored Data Lost Offline RAM Disk File 22TroubleshootingRAM Disk Device Failure System is Full Tray x Empty 24Troubleshooting Unsupported Size in Tray YY USE Type Size INSTEAD? Wait for Printer to Reinitialize Event Explanation Recommended Log Action Message 26TroubleshootingNumerical Printer Messages Control Panel Message Paper JAM 13.10 or Paper delay jam at paper 28Troubleshooting For 13.20 Press GO to Continue Serial I/O Buffer Overflow Buffer OverflowPress GO to Continue Parallel I/O Buffer Overflow Press GO to Continue 30Troubleshooting Printer Error Recommended Action Fuser Error 32Troubleshooting Printer Error 34Troubleshooting Cycle Power to Continue 36Troubleshooting 69.x 38Troubleshooting 8x.yyyy General Paper Path Troubleshooting General Paper Path Troubleshooting Questions ProblemAction40Troubleshooting General Paper Path Troubleshooting Questions Problem Action 42Troubleshooting Paper Path Test Information Pages Menu Map 44Troubleshooting Configuration 5Configuration 46Troubleshooting Verify installed options Check the Toner Cartridge 48TroubleshootingImage Quality Image Quality Checks Image Quality Checks Action EconoMode 50Troubleshooting Image Defects Black Lines perpendicular path Possible Cause Action 10. Black Possible Cause Action 52Troubleshooting 10. Black 11. Blank Possible Cause Action Empty weight = 1450 grams 51.5 oz 54Troubleshooting 11. Blank 12. Blank Spots 56Troubleshooting 12. Blank Spots Possible Cause Action13. Character Voids Possible Cause Action 14. Creases Possible Cause Action 58Troubleshooting 15. Curl Possible Cause Action 16. Dirt on Back Possible Cause Action 17. Distorted Image 60Troubleshooting 18. Dropouts Family Paper Specifications Guide 19. Faded Print/Bubbles Possible Cause Action 62Troubleshooting 19. Faded Print/Bubbles 20. Gray Background Possible Cause Action 64Troubleshooting 21. Horizontal Smudges Possible Cause Action 22. Horizontal White Lines 23. Light Print, Dark Print, or Fade Possible Cause Action 66Troubleshooting 23. Light Print, Dark Print, or Fade24. Loose Toner Possible Cause Action Examine and clean rollers in the paper path 25. Repetitive Defects Possible Cause Action 68Troubleshooting 26. Skew Possible Cause Action27. Toner Smear Possible Cause Action 28. Toner Specks Possible Cause Action Dirt in printer 70Troubleshooting Paper SPEED=SLOW29. Vertical Black Lines 30. Vertical Dots 31. Vertical White Lines 72Troubleshooting Repetitive Defect Ruler 6Repetitive Defect Ruler Troubleshooting the Printing System Image System Troubleshooting Half Self-Test Functional Check 74Troubleshooting Drum Rotation Functional Check 76Troubleshooting Interface TroubleshootingEIO Troubleshooting Communications Check 7JetDirect Configuration Troubleshooting the Printing System JetDirect Configuration 78Troubleshooting Reference Diagrams Locations of Components 80Troubleshooting 9250-sheet Paper Feeder 10250-sheet Paper Feeder Reference Diagrams 82Troubleshooting 11Tray 2 Paper Path 12500-sheet Paper Feeder Reference Diagrams 84Troubleshooting 13500-sheet Paper Feeder Duplexing Unit 86Troubleshooting Duplexing Unit Sensors and Signals 88TroubleshootingPage 32. Sensors and Signals Name 90Troubleshooting TSW1 19Location of Sensors and Switches 92Troubleshooting 20Duplexer Sensors and Switches Reference Diagrams 94Troubleshooting 22Motors Duplexing unit Reference Diagrams 96Troubleshooting Page 98Troubleshooting 26PCA Duplexing Unit Reference Diagrams 100Troubleshooting 27Clutches and Solenoids 28Clutches and Solenoids Duplexing Unit Reference Diagrams 102Troubleshooting 30Switches 500-sheet Paper Feeder Reference Diagrams 31DC Controller Board Test Points and Switches 104Troubleshooting 32250-sheet Paper Feeder Sensors Reference Diagrams 106Troubleshooting 33DC Controller PCA I/O 1 Reference Diagrams DC Controller PCA Inputs and Outputs 108Troubleshooting 34DC Controller PCA I/O 2 35DC Controller PCA I/O 3 Reference Diagrams 110Troubleshooting 36DC Controller PCA I/O 4 Parts and Diagrams Ordering Parts How To Use the Parts Lists and Diagrams2Parts and Diagrams Ordering Consumables Numbers Accessories and Supplies Accessories and Supplies Description Exchange No Product No4Parts and Diagrams Accessories and Supplies Description Exchange No. Product No Screws Used in the Printer Description Common Hardware and Replacement Cables6Parts and Diagrams Replaceable Cables Description Illustrations and Parts Lists 1Assembly Location Diagram 8Parts and Diagrams Illustrations and Parts Lists 10Parts and Diagrams 2External Covers and Panels Illustrations and Parts Lists Top Cover Assembly Item No Quantity Description 12Parts and Diagrams Top Cover Assembly Item No Quantity Description 14Parts and Diagrams Internal Components 1 Item No. Part No Quantity Description Internal Components 1 Item No. Part No Quantity Description 16Parts and Diagrams 5Internal Components 2 Internal Components 2 Item No. Part No Quantity Description 18Parts and Diagrams 6Internal Components 3 Internal Components 3 Item No. Part No Quantity Description 20Parts and Diagrams 7Internal Components 4 Illustrations and Parts Lists 8Upper Delivery Assembly 22Parts and Diagrams 9Tray 2 Paper Pickup Roller Assembly 10Paper Feed Belt Assembly 24Parts and Diagrams Illustrations and Parts Lists 11Paper Feed Assembly 26Parts and Diagrams Illustrations and Parts Lists 12Registration Roller Assembly 28Parts and Diagrams RG5-3524-000CN Registration Roller Assembly 30Parts and Diagrams Sheet Tray 16 -sheet Tray Item No. Part No Quantity Description 14Main Drive Assembly 32Parts and Diagrams Illustrations and Parts Lists 15Pickup Drive Assembly 34Parts and Diagrams 16PCA Assembly Locations 17Printer Controller Assembly 36Parts and Diagrams Fuser 21. Fuser Item No. Part No Quantity Description 38Parts and Diagrams 19500-sheet Feeder 22 -sheet Feeder Item No. Part No Quantity Description 40Parts and Diagrams 20500-sheet Feeder 23 -sheet Feeder Item No. Part No Quantity Description Alphabetical Parts List 42Parts and DiagramsDescription Part Number Table Number Description Part Number Table Number 44Parts and Diagrams 70 on 46Parts and Diagrams Numerical Parts List Part Number Description Table Number 48Parts and Diagrams 110V RH2-5337-000CN 220V RG5-3517-000CN DC Controller 19 on 50Parts and Diagrams Part Number Description Table Number 52Parts and Diagrams Index Index Index Index