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HP manual HP LaserJet 3100/3150 Product

Models: 3150

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HP LaserJet 3100/3150 Product

Service Manual

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HP manual HP LaserJet 3100/3150 Product

Contents

Page Page HP LaserJet 3100/3150 Product Copyright Information WarrantyContents Functional overview Troubleshooting Parts and diagrams Figures Contents-7Fuser pressure plate removal 114 Page Page Tables Contents-11Page Product Information Chapter contentsIntroduction Product features Feature Description Product featuresProduct specifications Physical specifications Category SpecificationPerformance specifications Category Specification Power specifications Category Specification Operating acoustical emissions per ISO 9296 specificationsSkew specifications Model and serial numbers Model number C3948AModel number C4256A Document scanner path Product overviewPrinter path 1 Printer path 2 Rear view Transportation SafetyLaser safety statement Regulatory informationVarning Laser statement for FinlandLuokan 1 laserlaite Klass 1 Laser Apparat VaroitusFCC part 68 requirements FCC regulationsRJ11C Telephone consumer protection act U.S IC CS-03 requirements Declaration of conformity Conforms to the following Product SpecificationsThis HP LaserJet printer design eliminates Ozone production Canadian DOC regulationsEnvironmental product stewardship program Protecting the environmentToner consumption Paper useHP LaserJet Printing Supplies Paper Spare parts and consumables availability Material safety data sheet Installation and operation Environmental requirements Category Requirement Operating environmentMedia requirements Input for document feeder tray for document scanner pathOutput capacities Toner Recycling Toner cartridge informationStorage conditions Storing opened toner cartridgesControl panel layout Control panelControl panel messages Message Cause Control panel messagesFrom Scanner Clear DocumentCommunication Error Control panel messages Message Cause SolutionEncoding Error ConfigurationConfig. Tied Addr Decoding Error ##number Lost Power failureFax Memory Error Fax Document wasMemory is Full Modem Error #Memory Full Send Unscanned PagesErase/Print When nothing was in memoryNo Memory for ReportDigits Password must bePaper Bin is Empty Please Add PaperPrinter Cover Open Polling-In ErrorPrinter Comm Error Or No Cartridge Cartridge is not installed properlyCall for Service Engine Printer Laser ErrorCall for Service Problem has occurred with the print Engine Printer Motor ErrorBusy Scan Reference ErrorRedial Failed Remote Fax wasMemory Had been received to memory System ErrorSpeed Dial number Is not AssignedTo print a menu tree Menu treeMenu tree for the HP LaserJet 3100 product Menu tree for the HP LaserJet 3150 product Maintenance Life expectancies of consumables Life expectancies of consumablesCleaning and maintaining the equipment Cleaning the document scanner path Page Cleaning the print path Page Page To use a cleaning Using a cleaningPage Functional overview Basic functions Basic configurationPrinter functions Printer unit functional block diagramECU loads ECU/power systemPrint engine control system DC power distribution Power system on ECUAC power distribution DC power distributionHigh-voltage power supply circuit High-voltage power distributionRead-only memory ROM Formatter systemCentral processing unit MemoryControl panel Draft modeRandom-access memory RAM Parallel interfaceToner cartridge Image formation systemPrimary charging Scanning exposureDeveloping Fixing stage Drum cleaningTransferring SeparatingPrinter feed system 9 10 11 Paper jam detection Solenoid, photosensors, and switches Solenoid, photosensors, and switchesDocument scanner system Simplified document path Timing Period Purpose Remarks Basic sequence of operation formatter-to-printerGeneral timing diagram Removal and replacement Removal and replacement strategy Before performing service After completing serviceRequired tools Back cover CoversBack cover removal 2 To reinstallRight side cover removal Right side coverLeft side cover removal Left side coverLeft front cover removal Left front coverTop cover removal Top coverRFI shield removal RFI shieldPrinter door Document scanner assembliesPrinter door removal 2 Printer door removal 3 Document release door removal 1 Document release doorDocument release door removal 2 Upper guide assembly removal 1 Upper guide assemblyUpper guide assembly removal 2 Contact image sensor removal 1 Contact image sensorContact image sensor removal 2 Document scanner assembly/motor removal 1 Document scanner assembly/motorDocument scanner assembly/motor removal 2 Document scanner pickup roller removal Document scanner pickup rollerLIU board Internal assembliesFormatter board removal 1 Formatter boardFormatter board removal 2 Metal side plate removal Metal side plateExit roller removal Exit rollerDelivery assembly removal 1 Delivery assemblyDelivery assembly removal 2 Fuser pressure plate removal Fuser pressure plateFuser pressure plate replacement Front casing removal Front casingHeating element removal 1 Heating elementHeating element removal 2 Pressure roller guide removal Pressure rollerAble to feel the spring’s release mechanism Face-up/face-down leverFuser exit roller assembly removal Fuser exit roller assemblyPaper exit sensor flag Paper exit sensor flag replacementLaser/scanner assembly removal Laser/scanner assemblySolenoid removal 1 SolenoidSolenoid removal 2 Pickup roller assembly removal 1 Pickup roller assemblyPickup roller assembly removal 2 Paper pickup roller assembly replacement Paper feed frame removal 1 Paper feed framePaper feed frame removal 2 Paper feed frame removal 3 Transfer roller guide and transfer roller removal Transfer roller guide and transfer rollerKick 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 Cable guide Bottom assembliesMotor removal Main MotorECU ECU removal 2 ECU removal 3 ECU removal 4 Feet removal FeetTroubleshooting Basic troubleshooting Verification steps Possible problems SolutionsIs Power On successful? Is the product ready? Do engine tests and internalReports print? Does the product send a fax? Is the copy function operational?Computer? Is the software installed correctly?Does the product receive a fax? Does the product print from#number Image processing chip Error messagesDecoding Error Message CauseNo Modem Installed If neither of these solutions works, replace the formatter Error LaserJet 3100/3150 product Call for Service DamagedServicing Image formation troubleshooting Check the toner cartridgeTo redistribute toner in the cartridge Images will not Solving image quality problemsProblem Cause Parts of the page around the edges aren’t printingOr print is not faded, but vertical white stripes appear on Horizontally Aligned black Installed Streaks or smears AppearSolid black Paper Light characterShadows or Repetitive marks Appear on Character voidsReferred to as Dropouts Completely blackCharacters are Only partially Printed alsoAlways printing Installed Blank pages arePrint is misaligned on the page skewed pages Print at a reduced Image Size Scanned text is notClear Scanned imagesFeeding through Solving paper feed problemsPages are coming Long pages stopScanned items are Crooked Adjusted properlyPaper guides are not adjusted properly Tray fall forward out Not install a driver Windows will not prompt Solving general software problemsNot connected to your computer Software did not install Windows 95, 98, or NT4.0Is securely connected Find an All in One at Your HP LaserJetAll in One on NetworkFunctional checks Simple hardware testTo perform the simple hardware test Engine test Engine test button locationTo print an engine test To print a demonstration To print a configuration reportInternal reports To run a self-test and print a self-test reportTo print all reports at once Printing all reports at onceHalf-self test functional check Drum rotation functional check Heating element check Checking the toner cartridge connection points High-voltage power supply checkPaper curl Checking the high-voltage connector assemblyTo override SW101 Paper path checkPaper path and components Troubleshooting toolsDocument path and components Document path and componentsRepetitive image defect ruler Repetitive image defect rulerDocument scanner recalibration Pressing VOLUME+CONTRASTPress once to display Service and press ENTER/MENU General circuit diagram 1 Main wiringGeneral circuit diagram 2 Control panel service menu Service menusControl panel service menu Tests in control panel service modeExtended service menu Control panel can Extended service menu treeFax memory test #1 Program test #1 Self-test in extended service modeExtended service mode tests Test Explanation Other tests in extended service modeExtended service mode reports Report Explanation Reports in extended service modeClear memory in extended service mode To change the country code softswitch SoftswitchesPress Stop/Clear Country/region code softswitch sequencesFirmware and software downloads Hardware, software, and firmware compatibility Hardware, software, and firmware compatibilityTranslating the fax trace report Fax trace reportSequence Calling station Called station Fax phase sequenceAppropriate responses Commands Comments Appropriate responsesFax abbreviations Abbreviation Function Signal format X= any #MSG Example of a successfully sent fax Example of a successfully received fax Explanation of DBMTroubleshooting Parts and diagrams Ordering parts How to use the parts lists and diagramsConsumables and accessories Product number Description Consumables and accessoriesPower cable- Hong Kong SAR Ordering consumables Common fasteners ExampleDescription Common hardwareMajor assembly locations Supports Supports Reference Part number Description External covers and panels External covers and panels Reference Part number Description Printer door 1 Printer door 1 Reference Part number Description Printer door 2 Printer door 2 Reference Part number Description Document scanner assembly Document scanner assembly Reference Part number Description Internal components 1 Internal components 1 Reference Part number Description Internal components 2 Internal components 2 Reference Part number Description Internal components 3 Internal components 3 Reference Part number Description Electrical components assembly Common hardware Paper pickup assembly Paper pickup assembly Reference Part number Description Feed assembly Feeder assembly Reference Part number Description Separation guide assembly Separation guide assembly Reference Part number Description Delivery assembly Delivery assembly Reference Part number Description Alphabetical parts list Part name Part number Alphabetical parts listAlphabetical parts list Figure # Reference Figure # Reference Figure # Reference Figure # Reference Figure # Reference Numerical parts list Part number Part name Numerical parts listFigure # Reference Paper path lever-LJ 3150 darker in color Figure # Reference Cable, grounding, document scanner motor Figure # Reference When to replace the document scanner separation pad Document scanner separation pad replacementDocument scanner separation pad replacement How to replace the document scanner separation padIndex IndexIndex Index Index Index Index Index Index Index Index Index Index Page Manual Part No. C4256-90954