Dc controller I/O 3 | HP 5100LE instruction

Figure 157. Dc controller I/O (3 of 4)

254 Troubleshooting

Q1860-90918

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HP 5100LE manual Dc controller I/O 3

Contents

Hp LaserJet Service5100tn 5100dtn 5100Le Page Service Copyright Hewlett -Packard Company Contents Printer operation Q1860-90918 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 Printer description Overview Printer features Printer features Printer information HP LaserJet 5100 printerHP LaserJet 5100tn printer HP LaserJet 5100dtn printer Q1860A Q1861A Q1862A Q1863A Identification Model and serial numbers Environmental and power requirements Site requirements Space requirements 139.8 cm 55 62.5 cm 24.6 Printer weight without toner cartridge Environmental specifications Operating Storage Environmental requirements Paper specifications Paper specifications, duplexer Dimensions Weight Supported types of paper Guidelines for using paper Media issues Symptom Problem with paper Solution Paper weight equivalence table Labels TransparenciesVellum Envelopes Envelopes that have double side seams Envelopes that have adhesive strips or flapsEnvelope margins Envelope storage Card stock construction Card stock and heavy paperCard stock guidelines Safety information Laser safety statementCanadian DOC regulations FCC regulations Material Safety Data Sheet Laser statement for Finland Luokan 1 laserlaite Environmental product stewardship Protecting the environmentThis HP LaserJet printer design reduces Printer design eliminates Service approach Service approach WarrantyLimited warranty for the print cartridge Regulatory information Service and support Worldwide service and support offices Europe Asia-Pacific countries/regions Service approach Q1860-90918 Printer operation Using the control panel Control panel layoutControl panel lights Interpreting control panel lights Control panel keys Control panel keys Key Function Settings and defaults Setting the display languageSettings and defaults Setting or default Explanation Control panel menus To change a control panel settingTo print a control panel menu map Private/stored jobs menu Private/stored jobs menuJobname COPIES=X Information menu Information menu Explanation Paper-handling menu Item/default Values Explanation Paper-handling menu TYPE=NORMAL Normallow High Vellum ROUGH=HIGH VELLUM=VELLUM Print-quality menu Print-quality menu Values Explanation Printing menu Printing menu Values Explanation PCL Symbol ERRORS=OFFPCL Font Internal SOURCE=INTERNAL Soft Configuration menu Configuration menu Values Explanation JAM RECOVERY= Auto Maintenance OFFTIMEOUT=OFF Hour Clearable JOB Menu O menu Values Explanation EIO menu HP LaserJet 5100tn and 5100dtn printers EIO menu for networked printers Values Explanation EIO menu for networked printers Values Explanation Resets menu Resets menu Explanation Service menu Service modeTo use service mode Count Value Maintenance page count, interval, and reset Service ModeService Menu Serial number Diagnostics Cold reset paper sizeClear event log Testing the printer Resetting the printerCold reset Clearing Nvram System configuration Printer I/O configurationMS-DOS system configuration Parallel MS-DOS commands Printer maintenance Cleaning the printer and accessories Inside, general Cleaning spilled toner Using the printer cleaning Preventive maintenance Reset maintenance countExpected life of components Expected life of components Part name Part number Functional information Functional information Q1860-90918 Printer subsystems Paper-feed subsystem Power supply system Ac/dc power distribution Overcurrent overvoltage protection High-voltage power distribution High-voltage power supply circuit Toner-cartridge detection Dc controller systemDc controller PCA Q1860-90918 Functional information Solenoids, sensors, clutches, and switches Laser and scanner drivePaper-motion monitoring and control Engine test Motors Main-motor control Resolution Enhancement technology PowerSaveFormatter system EconoMode Input/output Read-only memory and random-access memory RAM Nonvolatile random-access memoryPrinter memory Memory Enhancement technology Protect Control panel Image-formation system Image-formation system Toner cartridge Cleaning the drum Cleaning the drumPhotosensitive drum Conditioning the drum Primary charging roller Writing the image Writing the image Developing the image Developing the image Transferring the image Transferring the image Image fusing/variable fusing temperature Variable fusing temperature Fusing temperature control Paper feed system Paper path Clutches and sensors Printing from Tray Tray 2 Paper path Paper skew correction Printing from the optional 500-sheet and 250-sheet Trays Sheet paper feeder 500-sheet paper feeder Paper jam Duplexer Reversing/refeed system Reversing system Duplexer Paper jam in the duplexer Basic sequence of operation Basic sequence of operation Period Timing Purpose Remark Functional information Q1860-90918 Q1860-90918 Functional information Functional information Q1860-90918 Removing and replacing parts Removing and replacing parts Q1860-90918 User-installable accessories Memory upgrade If an optional duplexer is installed Checking memory installation Installing EIO cards or mass-storage devices Paper-handling accessories Before you begin Replacing printer partsRemoving loose toner Required tools Parts removal order Rear door and rear output bin CoversRear door and rear output bin removal 2 Fuser Fuser removal rear view of printer Top cover Top cover removal 1 Top cover removal 2 Control panel overlay and control panel Control panel overlay removal Control panel removal Toner cartridge door assembly Front cover and Tray Front cover removal Front cover pins Front cover pins removal Face-down cover Face-down cover removal 1 Left and right side covers Side covers removal Tray 1 inner cover Tray 1 inner cover removal 1 of 2, inner cover flag Tray 1 inner cover removal 2 of 2, front of printer Right and left corner covers Corner covers removal Internal assemblies Internal assemblies Explanation Transfer-roller assembly Transfer-roller assembly removal 1 Transfer-roller assembly removal 2 To reinstall Reinstalling the transfer roller Paper-handling PCA Paper-handling PCA removal Top margin adjustment Adjusting the top margin Location of VR401 on the paper-handling PCA Main gear assembly Main gear assembly removal 1 of 2, left side Main gear assembly removal 2 Pickup gear assembly Pickup gear assembly removal left side of printer Tray 1 pickup solenoid Tray 1 pickup solenoid removal Fan Fan removal right side of printer Formatter assembly Formatter assembly removal Tray 1 roller Tray 1 roller removal Tray 1 separation pad Tray 1 separation pad removal 2 Tray 2 pickup roller Tray 2 pickup roller removal bottom of the printer Tray 2 separation pad Tray 2 separation pad removal 1 Paper-feed roller assembly Page Dc controller and power supply Dc controller assembly removal 1 of 3, rear view of printer Dc controller assembly removal 2 of 3, long screws Paper-feed belt assembly Paper-feed belt assembly removal 1 Paper-feed belt assembly removal 2 Tray 1 shaft Tray 1 shaft removal 1 of 2, right side view of printer Tray 1 shaft removal 2 Tray 2 shaft Tray 2 shaft removal left side view of printer Reinstallation of Tray 2 shaft Tray 1 lift plate Tray 1 lift plate removal Paper guide Paper guide removal Top-of-page sensor Top-of-page sensor removal bottom of printer Face-down bin-full sensor lever Face-down bin-full sensor lever removal Accessory interface connector Accessory interface connector removal left side of printer Registration assembly Registration assembly removal 1 Registration assembly removal 2 Upper delivery assembly Upper delivery assembly removal Delivery roller Delivery roller removal 1 Delivery roller removal 2 Laser/scanner assembly Laser/scanner assembly removal top, inside view of printer Main motor Main motor removal rear view Toner cartridge guides Toner cartridge guide removal shown from right side Power inlet assembly Power inlet assembly removal Optional 250-sheet feeder Separation pad Pickup roller Sensing flag Optional 250-sheet feeder sensing flag removal 1 Control PCA Optional 250-sheet feeder control PCA removal 1 Optional 250-sheet feeder control PCA removal 3 Paper-size spring assembly Optional 500-sheet feeder Covers and base frame Sheet feeder removal 2 of 2, top view with covers removed Tray indicator assembly Tray indicator assembly removal Left front corner cover installation Installing the left front corner cover Sheet feeder feed roller Sheet feeder feed roller removal Sheet feeder pickup roller Sheet feeder pickup roller removal 1 Sheet feeder PCAs Sheet feeder power connector Power connector removal Sheet feeder separation roller Separation roller removal Troubleshooting Troubleshooting process Major steps for troubleshooting Troubleshooting process flow See Printer Messages on 193 to Understand Correct Problem See Image quality on 207 Compare pages To samples Troubleshooting the printing system Preliminary operating checks Power on Power on defect or blank display Problem Action No ac power Cause Action No dc power Cause Action Engine test button location DisplayPrinting an engine test Event log Print the event log View the event log at the control panelInterpret the event log Printer messages Printer messages Message Explanation or recommended action Do not Power OFF Do not Power OFF Flash DeviceInstall Toner Initializing Memory Settings MaintenanceResend Upgrade Changed Printer Error Unable toStore JOB USE Type Buffer Overflow Parallel I/OTransmission Unexpected Fuser Error Printer Error Cycle Power to Device Failure Cycle PowerCheck Cables 8x.yyyy General paper-path troubleshooting ProblemAction Paper-path test Press Item until Print Paper Path Test appears Information pages Menu map Configuration Configuration page see for category explanations Verify the installed options Configuration page categories Check the toner cartridge Image qualityImage quality checks Action EconoMode Image defects Black lines in paper path direction Possible cause Action Correctly Defective toner cartridge Black Possible cause Action Blank Cartridge HP LaserJet Printer Family Paper Specification Guide Character voids and dropouts Creases Possible cause Action Curl Possible cause Action Dark print Possible causeAction Dirt on back Possible cause Action Distorted image Possible cause Action Dots in the paper-path direction Faded or light print Possible cause Action Gray background Possible cause Action Improperly Loose toner or toner smear Repetitive defects Skew Possible cause Action Toner specks see also Dots on Possible cause Action Smudged lines either direction Possible cause ActionWhite lines in the paper-path direction Damage to the print drum Repetitive defect ruler Repetitive defect ruler Half self-test functional check Image system troubleshootingDrum rotation functional check Interface troubleshooting EIO troubleshootingJetdirect configuration Communications check Jetdirect configuration Reference diagrams Locations of components 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 Sensors and signals Paper path and components see , , and for accessories 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 duplexer PCAs Name Function PCA Clutches and solenoids Clutches and solenoids duplexer Symbol Name of symbol Code OFF A4R Dc controller inputs and outputs Dc controller I/O 1 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 and supplies, and getting support Related documentation and softwareSupport Ordering parts Accessories and supplies Screws used in the printer Description Part number Common hardware and replacement cablesReplaceable cables Description Part Number Diagrams and parts lists Assembly locations 1 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 Paper feed roller assembly Item number Part number Quantity Description 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 Alphabetical parts list Description Part number Alphabetical parts list Description Part number Cable, ribbon, paper-handling PCA to dc controller Alphabetical parts list Description Part number Numerical parts list Numerical parts list Part number Description 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