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Dell 1815DN service manual Alignment and Adjustments, Paper path

Models: 1815DN

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Alignment & Adjustments

66. Alignment and Adjustments

This chapter describes the main functions for service, such as the product maintenance method, the test output related to maintenance and repair, DCU using method, Jam removing method, and so on. It includes the contents of manual.

6.1 Paper path

Scanner Part
	Roller-Pickup
Roller-ADF
	Roller-Exit
Roller-Feed
Engine Part
	Roller-Exit
	Roller-Heat	Duplex
		Duplex
Roller-REGI
OPC
Roller-MP
Roller-Transfer	Roller-Pressure
Roller-Transfer
Roller-Feed
Roller-Pickup

Service Manual	6-1

Image 71

Dell 1815DN service manual Alignment and Adjustments, Paper path

Contents

Dell 1815dn Page Safety Warning PrecautionsToxic material Electric Shock and Fire Safety PrecautionsAssembly / Disassembly Precautions Handling PrecautionsDisregarding this warning may cause bodily injury Be careful with the high temperature partWhen you move the printer Ensure the printer is installed safelySuper Capacitor or Lithium Battery Precautions ESD PrecautionsTool for Troubleshooting SPL Acronyms and AbbreviationsThis test page is reproduced at 70% of the normal A4 size Sample Pattern for the Test1 A4 ISO 19752 Standard Pattern Product Overview Product SpecificationsRemarks Product General SpecificationsSdram Copy Items Dell Laser MFP 1815dn RemarksTelephone ITU-T G3 Face Down 150Sheets/20lb Face Up 1Sheet Whql MFP CPU Part System ConfigurationsModem Part FAX SectionModem SFX336 specification SSD Clkp Clkn Dibp Dibn LSD Signal Transition of DAA SolutionRing Sensitivity Line Interface PartOPE Pannel Section Scan PartPrinter Section Items Specification Remark PLL Main / Hpvc RTC Core VoltageSystem Outline Copier Section Telephone Section Hvps High Voltage Power SupplyLine Regulation under 15%Output Voltage Fluctuation Method PWM Control AVG TBD Wh Smps Switching Mode Power SupplyRemark +5VFuser AC Power Control Transfer Ass’y Toner CartridgeLSU Laser Scanner Unit Fixing Part FuserDuty Cycle Feeding PartWhenever servicing the machine, you must perform as follows General Precautions on DisassemblyReleasing Plastic Latches Open the Cover Front CoverTake out the Cassette If necessary, remove the Toner CartridgeOpen the MP Tray Assy MP Tray AssyTake out the Duplex Unit Rear CoverFace Up Cover Fuser Assy Bracket Jam Holder Side Cover Left, Right Dimm Cover Pull up the Scanner Assy, as shown below Scanner AssyRemove the CCD Cable, as shown below Lift the ADF Assy upward to remove itRemove the four screws securing the Scan Upper Pull up the CCD Shaft and take out the Ccdm Remove the CCD Holder Remove the Open Cover, as shown below ADF AssyADF Motor Assy Remove the Contact Rubber from the OPE Cover OPE UnitRemove the Keys from the OPE Cover Shield Controller Assy Film Cable Drive Assy Duplex Drive Assy Shield Smps Assy Connection PCB Connectors are located, as shown belowFuser Drive Assy 16 Fan Pick Up Roller Assy Pull the Feed Roller from the Bushing Duplex Guide Housing With Feed RollerHvps Housing Cover Mid Front Middle Cover AssyMPF Housing Release the E-Ring securing the Feed2 Gear and remove it Feed Roller PartsPull up the Feed Idle Shaft and the Bushs with Spring Pull up the Feed1 Roller from the Bushing, as shown below Remove the Clutch Unit, as shown belowExit Roller Pick Up Gear Assy & SolenoidsTerminal PBA 26 LSUTransfer Roller Parts Paper path Alignment and AdjustmentsClearing Paper Jams If the document is jammed in the paper feed area Clearing Document JamsIf the document is jammed in the paper exit area Operator Panel Message Location of Jam Go to Clearing Jams in the Paper PathsPaper Feed Jam tray Pull the tray 1 half Pull the paper straight up and out Paper Feed Jam optional trayBypass tray Jam Paper Exit Jam Fuser Area JamAlignment & Adjustments Push the duplex unit to the printer Duplex JamDuplex Jam User ModeDell Laser MFP1815dn Paper Setting Copy Setup Fax SetupTo enter the Tech mode Tech ModeHow to Enter Tech Mode Setting-up System in Tech ModeMethod Data SetupRemote FAX Do not turn off the power while upgrading processLocal Machine Fprt rom fileMachine Test Select the Adjust Shading atProtocol List ReportTo enter the Engine Test mode Engine Test ModeTo enter the Engine Test Mode DiagnosticLaser Motor OnOff Detail DescriptionEngine Test ModeIdentify Sale Date Component Replacement Cycle Consumables and Replacement PartsHeat Roller Abnormal Image Printing and Defective RollerDisplay Meaning Suggested solutions Error MessagesToner Empty 2 JAM Paper Feeding ProblemsCheck and Cause Solution Wrong Print Position4 JAM 3 JAMPaper rolled in the fuser Multi-FeedingDefective ADF Paper rolled in the OPCDescription Printing Problems malfunctionDisplay Defective LCD OperationMotor breaks away from its place due to gear melting away Not functioning of the fuser gear due to melting awayPaper Empty Paper Empty without indicationCheck the insertion of the Door S/W Connect No Beep on when the Door is openError lamp is on even when the print Door is closed Door OpenDefective Motor operation No PowerReplace LSU Vertical Line Getting CurvedVertical White Line Printing Quality ProblemsVertical Black Line and Band Black/White Spot Horizontal Black BandDark Image or a Black Light ImageBackground Uneven DensityAbove directions GhostHvps board Life of developer is expired Stains on the front Blank Page Print out Stains on backDefective MF Dial Fax & Phone ProblemsNo Dial Tone Defective FAX Forward Defective FAX FORWARD/RECEIVEAnother machine receiving a FAX additionally Sent to Defective FAX ReceiveDial Telephone line FAX at another fax machineDescription The automatic receiving function is not working To the FAX ModeDefective Automatic Receiving Black Copy Copy ProblemsWhite Copy Defective Image Quality Abnormal noiseDefective Image Quality of PC Scan Scanning ProblemsDefective PC Scan Open the Front Cover Toner Cartridge ServicePrecautions on Safe-keeping of Toner Cartridge Service for the Life of Toner CartridgeSigns and Measures at Poor toner cartridge Recycled product Fault Signs Cause & CheckWhite Black spot Never use usual alcoholFault Signs Cause & Check Solution Ghost & Image General Problems Network Problems TroubleshootingWindows Problems Macintosh ProblemsSyncThru Installation Problems Page8-5 Page8-2Page8-3 Page8-4Views MainExploded Cover Assy Middle Cover Assy Front Cover Assy Rear Cover Assy Frame Assembly Fuser Drive Assy Assy Main DriveMP Assy ADF Assy Cover Platen Assy OPE Unit Scanner Assy Cassette Assy Fuser Assy UnitOptional DuplexParts ListModel Dell 1815dn Rear Cover Assy Fuser Drive Assy MP Assy Cover Platen Scanner Assy Fuser Assy BELT-TIMMING Block Diagram Connection Diagram Dell 1815dn recommended spare part list Modems, Accessories