Sensors, switches, clutches, and solenoids Name | HP 5100LE guide

Table 55. Sensors, switches, clutches, and solenoids

	Sensor	Name
	CL405	Registration roller clutch

	CL406	Feed roller clutch

	PS301	Tray 2 paper sensor

	PS302	Paper-width sensor

	PS303	Face-up tray open sensor

	PS307	Face-down tray paper-full sensor

	PS401	Tray 1 paper sensor

	PS402	Top-of-page sensor

	PS403	Registration roller paper sensor

	PS1306	Fuser paper-delivery sensor

	PS1601	250-sheet feeder paper sensor

	PS1701	Duplexer reversing-unit paper sensor

	PS1702	Duplexer side-registration guide home-position sensor

	PS1703	Duplexer refeed paper sensor

	PS2001	500-sheet feeder paper sensor

	PS2002	500-sheet feeder paper feed sensor

	SL306	Tray 2 pickup solenoid

	SL404	Tray 1 pickup solenoid

	SL1501	250-sheet feeder pickup roller solenoid

	SL1701	Duplex deflector solenoid

	SL2001	500-sheet feeder pickup roller solenoid

	SW101	Main power switch

	SW401	Top cover switch

	SW402	Engine-test print switch

	SW403	Tray 2 paper-size switch 1

	SW404	Tray 2 paper-size switch 2

	SW405	Tray 2 paper-size switch 3

	SW406	Tray 2 paper-size switch 4

	SW1601	250-sheet feeder paper-size switch 1

	SW1602	250-sheet feeder paper-size switch 2

	SW1603	250-sheet feeder paper-size switch 3

	SW1604	250-sheet feeder paper-size switch 4

	SW2101	500-sheet feeder paper-size switch 1

	SW2102	500-sheet feeder paper-size switch 2

	SW2103	500-sheet feeder paper-size switch 3

	SW2104	500-sheet feeder paper-size switch 4

	TSW1	Fuser thermal switch

	TH1301	Fuser roller thermistor

Q1860-90918		Chapter 7 Troubleshooting 237

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HP 5100LE manual Sensors, switches, clutches, and solenoids Name

Contents

Hp LaserJet Service5100tn 5100dtn 5100Le Page Service Copyright Hewlett -Packard Company Contents Q1860-90918 Printer operation Functional information Removing and replacing parts Troubleshooting Q1860-90918 Figures Tray 1 inner cover removal 2 of 2, front of printer Sheet feeder feed roller removal 178 275 Tables 251 Overview Printer description Printer features Printer features HP LaserJet 5100dtn printer Printer informationHP LaserJet 5100 printer HP LaserJet 5100tn printer Q1860A Q1861A Q1862A Q1863A Model and serial numbers Identification Site requirements Environmental and power requirements Space requirements 139.8 cm 55 62.5 cm 24.6 Printer weight without toner cartridge Environmental requirements Environmental specifications Operating Storage Paper specifications Supported types of paper Paper specifications, duplexer Dimensions Weight Media issues Symptom Problem with paper Solution Guidelines for using paper Paper weight equivalence table Envelopes LabelsTransparencies Vellum Envelope storage Envelopes that have double side seamsEnvelopes that have adhesive strips or flaps Envelope margins Card stock guidelines Card stock and heavy paperCard stock construction FCC regulations Safety informationLaser safety statement Canadian DOC regulations Laser statement for Finland Luokan 1 laserlaite Material Safety Data Sheet Printer design eliminates Environmental product stewardshipProtecting the environment This HP LaserJet printer design reduces Service approach Regulatory information Service approachWarranty Limited warranty for the print cartridge Service and support Europe Worldwide service and support offices Asia-Pacific countries/regions Service approach Q1860-90918 Printer operation Interpreting control panel lights Using the control panelControl panel layout Control panel lights Control panel keys Key Function Control panel keys Setting or default Explanation Settings and defaultsSetting the display language Settings and defaults To print a control panel menu map To change a control panel settingControl panel menus COPIES=X Private/stored jobs menuPrivate/stored jobs menu Jobname Information menu Explanation Information menu Paper-handling menu Paper-handling menu Item/default Values Explanation ROUGH=HIGH VELLUM=VELLUM TYPE=NORMAL Normallow High Vellum Print-quality menu Values Explanation Print-quality menu Printing menu Values Explanation Printing menu SOURCE=INTERNAL Soft PCL SymbolERRORS=OFF PCL Font Internal Configuration menu Values Explanation Configuration menu Clearable JOB JAM RECOVERY= AutoMaintenance OFF TIMEOUT=OFF Hour O menu Values Explanation Menu EIO menu for networked printers Values Explanation EIO menu HP LaserJet 5100tn and 5100dtn printers Explanation EIO menu for networked printers Values Resets menu Explanation Resets menu To use service mode Service modeService menu Value Count Serial number Maintenance page count, interval, and resetService Mode Service Menu Clear event log Cold reset paper sizeDiagnostics Clearing Nvram Testing the printerResetting the printer Cold reset Parallel MS-DOS commands System configurationPrinter I/O configuration MS-DOS system configuration Printer maintenance Inside, general Cleaning the printer and accessories Using the printer cleaning Cleaning spilled toner Expected life of components Part name Part number Preventive maintenanceReset maintenance count Expected life of components Functional information Functional information Q1860-90918 Paper-feed subsystem Printer subsystems Ac/dc power distribution Power supply system Overcurrent overvoltage protection High-voltage power supply circuit High-voltage power distribution Q1860-90918 Functional information Toner-cartridge detectionDc controller system Dc controller PCA Engine test Solenoids, sensors, clutches, and switchesLaser and scanner drive Paper-motion monitoring and control Main-motor control Motors Formatter system PowerSaveResolution Enhancement technology Input/output EconoMode Memory Enhancement technology Read-only memory and random-access memory RAMNonvolatile random-access memory Printer memory Control panel Protect Image-formation system Image-formation system Toner cartridge Photosensitive drum Cleaning the drumCleaning the drum Primary charging roller Conditioning the drum Writing the image Writing the image Developing the image Developing the image Transferring the image Transferring the image Image fusing/variable fusing temperature Fusing temperature control Variable fusing temperature Paper path Paper feed system Printing from Tray Clutches and sensors Tray 2 Paper path Paper skew correction Sheet paper feeder Printing from the optional 500-sheet and 250-sheet Trays 500-sheet paper feeder Paper jam Reversing/refeed system Duplexer Duplexer Reversing system Paper jam in the duplexer Basic sequence of operation Period Timing Purpose Remark Basic sequence of operation Functional information Q1860-90918 Q1860-90918 Functional information Functional information Q1860-90918 Removing and replacing parts Removing and replacing parts Q1860-90918 Memory upgrade User-installable accessories If an optional duplexer is installed Checking memory installation Paper-handling accessories Installing EIO cards or mass-storage devices Required tools Before you beginReplacing printer parts Removing loose toner Parts removal order Rear door and rear output bin removal 2 CoversRear door and rear output bin Fuser removal rear view of printer Fuser Top cover removal 1 Top cover Top cover removal 2 Control panel overlay removal Control panel overlay and control panel Control panel removal Toner cartridge door assembly Front cover removal Front cover and Tray Front cover pins removal Front cover pins Face-down cover removal 1 Face-down cover Side covers removal Left and right side covers Tray 1 inner cover removal 1 of 2, inner cover flag Tray 1 inner cover Tray 1 inner cover removal 2 of 2, front of printer Corner covers removal Right and left corner covers Internal assemblies Explanation Internal assemblies Transfer-roller assembly removal 1 Transfer-roller assembly Transfer-roller assembly removal 2 Reinstalling the transfer roller To reinstall Paper-handling PCA removal Paper-handling PCA Adjusting the top margin Top margin adjustment Location of VR401 on the paper-handling PCA Main gear assembly removal 1 of 2, left side Main gear assembly Main gear assembly removal 2 Pickup gear assembly removal left side of printer Pickup gear assembly Tray 1 pickup solenoid removal Tray 1 pickup solenoid Fan removal right side of printer Fan Formatter assembly removal Formatter assembly Tray 1 roller removal Tray 1 roller Tray 1 separation pad removal 2 Tray 1 separation pad Tray 2 pickup roller removal bottom of the printer Tray 2 pickup roller Tray 2 separation pad removal 1 Tray 2 separation pad Paper-feed roller assembly Page Dc controller assembly removal 1 of 3, rear view of printer Dc controller and power supply Dc controller assembly removal 2 of 3, long screws Paper-feed belt assembly removal 1 Paper-feed belt assembly Paper-feed belt assembly removal 2 Tray 1 shaft removal 1 of 2, right side view of printer Tray 1 shaft Tray 1 shaft removal 2 Tray 2 shaft removal left side view of printer Tray 2 shaft Reinstallation of Tray 2 shaft Tray 1 lift plate removal Tray 1 lift plate Paper guide removal Paper guide Top-of-page sensor removal bottom of printer Top-of-page sensor Face-down bin-full sensor lever removal Face-down bin-full sensor lever Accessory interface connector removal left side of printer Accessory interface connector Registration assembly removal 1 Registration assembly Registration assembly removal 2 Upper delivery assembly removal Upper delivery assembly Delivery roller removal 1 Delivery roller Delivery roller removal 2 Laser/scanner assembly removal top, inside view of printer Laser/scanner assembly Main motor removal rear view Main motor Toner cartridge guide removal shown from right side Toner cartridge guides Power inlet assembly removal Power inlet assembly Separation pad Optional 250-sheet feeder Pickup roller Optional 250-sheet feeder sensing flag removal 1 Sensing flag Optional 250-sheet feeder control PCA removal 1 Control PCA Optional 250-sheet feeder control PCA removal 3 Paper-size spring assembly Covers and base frame Optional 500-sheet feeder Sheet feeder removal 2 of 2, top view with covers removed Tray indicator assembly removal Tray indicator assembly Installing the left front corner cover Left front corner cover installation Sheet feeder feed roller removal Sheet feeder feed roller Sheet feeder pickup roller removal 1 Sheet feeder pickup roller Sheet feeder PCAs Power connector removal Sheet feeder power connector Separation roller removal Sheet feeder separation roller Troubleshooting Major steps for troubleshooting Troubleshooting process See Printer Messages on 193 to Understand Correct Problem Troubleshooting process flow See Image quality on 207 Compare pages To samples Preliminary operating checks Troubleshooting the printing system Power on defect or blank display Problem Action Power on No dc power Cause Action No ac power Cause Action Printing an engine test DisplayEngine test button location Event log Interpret the event log View the event log at the control panelPrint the event log Printer messages Message Explanation or recommended action Printer messages Initializing Do not Power OFFDo not Power OFF Flash Device Install Toner Changed Memory SettingsMaintenance Resend Upgrade USE Type Printer ErrorUnable to Store JOB Unexpected Buffer OverflowParallel I/O Transmission Fuser Error Cycle Power to Printer Error Check Cables Cycle PowerDevice Failure 8x.yyyy ProblemAction General paper-path troubleshooting Press Item until Print Paper Path Test appears Paper-path test Menu map Information pages Configuration page see for category explanations Configuration Configuration page categories Verify the installed options Image quality checks Action Image qualityCheck the toner cartridge EconoMode Image defects Correctly Defective toner cartridge Black lines in paper path direction Possible cause Action Possible cause Action Black Cartridge Blank Character voids and dropouts HP LaserJet Printer Family Paper Specification Guide Curl Possible cause Action Creases Possible cause Action Dirt on back Possible cause Action Dark print Possible causeAction Dots in the paper-path direction Distorted image Possible cause Action Faded or light print Possible cause Action Improperly Gray background Possible cause Action Loose toner or toner smear Skew Possible cause Action Repetitive defects White lines in the paper-path direction Smudged lines either direction Possible cause ActionToner specks see also Dots on Possible cause Action Damage to the print drum Repetitive defect ruler Repetitive defect ruler Drum rotation functional check Image system troubleshootingHalf self-test functional check Communications check Interface troubleshootingEIO troubleshooting Jetdirect configuration Jetdirect configuration Locations of components Reference diagrams Paper path clutches, solenoids, and motors Sheet paper feeder Sheet paper feeder Sheet paper feeder Sheet paper feeder Duplexer Troubleshooting Q1860-90918 Q1860-90918 Troubleshooting Paper path and components see , , and for accessories Sensors and signals Sensors, switches, clutches, and solenoids Name Printer sensors Duplexer sensors Printer switches Sheet feeder switches Motors, fans, and fuser heaters see on FM1 Connectors main unit Connectors duplexer and 250-sheet paper feeder Connectors 500-sheet paper feeder PCAs PCA PCA duplexer PCAs Name Function Clutches and solenoids Clutches and solenoids duplexer Symbol Name of symbol Code OFF A4R Dc controller I/O 1 Dc controller inputs and outputs Dc controller I/O 2 Dc controller I/O 3 Dc controller I/O 4 Troubleshooting Q1860-90918 Parts and diagrams Parts and diagrams Q1860-90918 Ordering parts Ordering parts and supplies, and getting supportRelated documentation and software Support Accessories and supplies Replaceable cables Description Part Number Common hardware and replacement cablesScrews used in the printer Description Part number Assembly locations 1 Diagrams and parts lists Registration roller assembly Fuser Tray Tray 2 pickup roller Parts and diagrams Q1860-90918 Q1860-90918 Parts and diagrams Internal components 1 Q1860-90918 Parts and diagrams Internal components 2 Q1860-90918 Parts and diagrams See See Parts and diagrams Q1860-90918 Q1860-90918 Parts and diagrams Parts and diagrams Q1860-90918 Item number Part number Quantity Description Paper feed roller assembly RG5-4916-000CN Registration roller assembly Q1860-90918 Parts and diagrams Parts and diagrams Q1860-90918 Q1860-90918 Parts and diagrams Parts and diagrams Q1860-90918 See figure Fuser Item number Part number Quantity Description Sheet feeder Item number Part number Quantity Description Parts and diagrams Q1860-90918 Sheet feeder 1 Item number Part number Quantity Description Sheet feeder 2 Sheet feeder 2 Item number Part number Quantity Description Parts and diagrams Q1860-90918 Duplexer Item number Part number Quantity Description Alphabetical parts list Description Part number Alphabetical parts list Alphabetical parts list Description Part number Cable, ribbon, paper-handling PCA to dc controller Alphabetical parts list Description Part number Numerical parts list Part number Description Numerical parts list Numerical parts list Part number Description Cable, ribbon, paper-handling PCA to dc controller Numerical parts list Part number Description Parts and diagrams Q1860-90918 Index Index See also removing EIO IPX/SPX MS-DOS Q1860-90918 Index Q1860-90918 Index TCP/IP See also testing Index Q1860-90918 Page Copyright 2002 Hewlett-Packard Company