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Epson 7000 service manual Disassembly Flow, Remove Panel & Housing, Remove Circuit Board

Models: 7000

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EPSON Stylus Pro 7000

Revision B

4.2 Disassembly Flow

Refer to the following flowchart when determining the disassembly flow.

4.2.1Remove Panel & Housing

Panel Unit

L/R Side Covers

H Top Cover

Front Cover

4.2.2 Remove Circuit Board

Power Supply Board

C299MAIN Board

4.2.3 Disassemble Printer Mechanism

Replace Waste Ink Pads

Replace Printheads

CR Motor / Pulley Assembly

PF Motor / Pulley Assembly

Roll Cover

Lower Paper Guide

Rear Panel

Maintenance Assembly

Sensors

4.2.4 Disassemble Ink System Mechanism

Figure 4-2. Disassembly Process Flowchart

Disassembly & Assembly

Disassembly Flow

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Epson 7000 service manual Disassembly Flow, Remove Panel & Housing, Remove Circuit Board, Disassemble Printer Mechanism

Contents

Epson Stylus PRO Page Precautions About This Manual Symbols Used in This Manual Revision Status Contents Operating Principles Disassembly & Assembly Maintenance Product Description Epson media Slide Bar Resolution Dot Mode Speed FeaturesThroughput Speed Standard Accessories Consumable Products & OptionsConsumables & Options Name Code ProductPrint Specifications Printing SpecificationsCharacter Specifications Print Area and SpeedPaper Specifications Roll Paper SpecificationsEpson Special Paper Should be smoothCUT Sheet Specifications Size Dimensions W x HSupported Cut-Sheet Paper Cut-Sheet AvailabilityOptimal Margin Settings Printable AreaPrintable Area Printable AreaElectrical Specifications 10. Electrical SpecificationsSituation Temperature Ink CartridgesTEMPERATURE/HUMIDITY Humidity % Temperature CReliability Environmental ConditionsController Vibration & Shock12. Vibration and Shock Condition Vibration ShockConformity/Safety Approvals Acoustic Noise Interfaces CE MarkingParallel Interface Compatibility Mode 13. Parallel Interface SpecificationsData Transmission Timing DescriptionParallel I/F mode Time required 14. Data transmission times15. Typical tack time Parameter Minimum Maximum16. Connector Pin Assignments and signals Forward Channel Pin Signal Return Functional Description Name OutParallel Interface Nibble Mode 17. Transmission Specifications18. Connector Pin Assignments Reverse Channel Pin Signal Name Return Functional Description OutParallel interface ECP mode 19. Transmission Specifications20. Connector Pin Assignments ECP Mode 21. USB connector pin assignments and signals Pin no Signal name In/Out Description4 USB Pin #2TYPE-B Optional Interface Preventing Data Transfer Time-OutsInterface Selection Printer Dimensions & Weight Setup GuidelinesCutter Specifications Button Function SelecType Power-On Second function Normal Control PanelButtons 22. Buttons and Functions23. LED Indicator Lights LED IndicatorsStatus Condition Indicator Status in Normal Mode 24. Operate Indicator25. Paper Out Indicator 26. Pause Indicator28. Paper Source Indicator Control Panel Messages29. Control Panel Messages Display Message MeaningPanel Display Priority Loading Paper 30. SelecType Menus SelecType SettingsDisplay Message For details, see 31. Printer Setting Menu Printer Setting MenuDisplay Message Options Test Print Menu Nozzle checkStatus sheet 32. Test Print Menu33. Cutter Life Value Printed Value MeaningPaper Configuration Settings 35. Paper Config. MenuPrinter Status Menu Detecting Paper ThicknessCutter Replacement Menu 36. Cutter Replace MenuHead Alignment Menu Head Alignment sectionsMaintenance Request ADJUST. Patt37. Head Alignment Menu Display Messages38. Service Errors Service RequestsService Code Explanation Maintenance And Diagnostic Modes Maintenance Mode39. Maintenance Mode Following explanations regarding control panel serviceLCD Message Description Decimal 40. Maintenance Mode 2 Nvram counter value menuLCD Message Description SELF-DIAGNOSTIC Mode Firmware UpdateInformation contained in this section is not to be shared Jumper Settings 41. Jumper SettingsType Number Setting InitializationTransportation Mode Operating Principles Component List & Illustrations Print Mechanism ComponentsPrinter Mechanism Components Part Drive voltage DescriptionEpson Stylus Pro Carriage Components Edge sensor Underneath carriage Control PanelPaper Feed Path & Components Paper Set Lever Rear sensor Front sensor Paper suction FansMain board Power supply Board PumpDescription of Components Carriage MovementCarriage Linear Encoder Flag Fence Home Position Sensor CarriageCarriage & Carriage Components Screw Cutter height guide CutterPaper Feed Assembly PF RailPAPER-FEEDING-RELATED Sensors Detected Sensor Signal Output Signal Thickness StrengthPaper Thickness Detection CR Lock HeadCap Assembly Cleaner Pump Assembly Maintenance AssemblyFlushing box Pump CR Lock Mechanism INK-RELATED Sensors Ink Supply MechanismInk Low Sensor Motor Driver Front cover Open Cover open Flag Cover open sensorMotor Driver CoverPrint Mode Carriage Speed Printer Mechanism Operation OutlineCarriage Mechanism Print SpeedPlaten GAP Mechanism 17. Platen Gap ControlDetermining PG Settings Platen Gap SettingsControl Panel Command Paper Actual Platen Setting Setup Gap PositionYes Paper Feed MechanismStops Black line = paper Detection InHP? YesLeft-top edge Right-top edge Perform regular flushing Paper exists? Yes20. Paper-size detection of leading edge Epson Stylus Pro Revision B 21. C299MAIN Board-Circuit Block Diagram Summary of Control Circuit OperationsControl Circuit Operation Name/Code Location FunctionPS Board Signal Summary Power Supply Board SummarySignal Name Condition Function Troubleshooting Diagnosing the Problem OutlineFirst RememberMaintenance Errors Service Errors Service ErrorsTroubleshooting Using the Error Messages LCD Panel Error MessagesLCD message Status Type Refer to NvramMessages That Indicate Service is Necessary Error Code Description Refer toInk Low Error Type Message Refer toLCD Errors Maintenance Call nnnnNo Paper Loaded Paper Path Command and LED Indicators PP Command Roll Sheet Auto Cut No CutPlease Load 10. Please Load Paper12. Cover Open 13. Paper Not Cut14. Paper Skew 15. Correctly Load Paper16. Return Paper Lever 17. Load Ink Cartridge18. Replace Ink Cartridge Cause the ink counter to function improperly19. No Cartridge 20. Option I/F Card21. Remove Paper 22. Cannot PrintFatal Errors 23. Fatal Error24. Fatal Error Code List Code Description Refer toMaintenance Call Errors That Require a Service TechnicianService Call Epson Stylus Pro Revision B Epson Stylus Pro Revision B Epson Stylus Pro Revision B Service Call 0001000A Service Call 0001000BService Call 0001000C Service Call 0001000D Service Call 0001000EService Call 0002000B Mail BOX Memory Error INK LOW General ErrorsPaper OUT Load XXX Paper Load PaperPaper JAM Cover OpenPaper not Straight Paper not CUTReload Paper INK OUT Please Lower LeverNo INK Cartridge Troubleshooting Based on Your Printout Option I/F ErrorRemove Paper 25. Diagnosing trouble based on printout„ Before you uninstall the Main Board or a printhead, make Uneven PRINTING/POOR ResolutionE When using the Adj.B or C Head Slant as well as Smudged or Marred Printout Reverse Side Smudged or Marred Printout FrontWhite or Black Banding Disassembly & Assembly Summary Disassembly & Assembly Summary 108 Disassembly & Assembly Summary 109 Tools Necessary ToolsFront Bottom Tool Part CodeScrews Screw ListType Color Description Disassembly Flow Remove Panel & HousingRemove Circuit Board Disassemble Printer MechanismRemoving the Housing Panel Unit RemovalSide Cover Removal Panel UnitHook Lever opening capRoll Cover One Screw ScrewsOne screw on inside of right cover Side Cover Paper Set Lever Position1.4 I/C Holder Cover Removal One Roll CoverTwo screws Three Side Cover ScrewsTwo Top screws Cover Top Cover RemovalTop Cover Three screws Rear Cover Removal Two screws OptionalPaper Guide L2 Removal TwoRoll Paper Cover Removal Roll Paper Cover TwoSpindle support Roll Paper Cover Brake pinFront Cover Removal Spring catch RingSupport shaft Front cover Support shaftPower Board Removal Power Supply Board ConnectorsConnector # Pins Color Connection Circuit Board RemovalC299MAIN Board Connectors 2.2 C299MAIN Board RemovalClamp 1 Clamp 2 Clamp AssyDisassembly of the AC inlet AC Inlet RemovalPrinter Mechanism Disassembly „ Do not remove or loosen the screws that secure the CRTwo waste ink tubes Flushing Tube Waste ink box clamp Replacing the Waste Ink PadsWaste Ink Box 31. Disassembly of the Waste Ink Box Waste ink Box clamp Three hooksRemoving the Suction Fans Suctions fans One screw Fan duct TwoPrinter uses two printheads, B Head and C Head, Replacing the PrintheadsCarriage Cover Cutter Two Ink tubes ScrewdriverSight of the printhead ID when looking at the ID level From straight in front, the printhead is not installedProperly HeadRemoving the CR Board Assembly CR board guide Screw, ground line, and washer Three screwsFFC to printheads CR BoardRemoving the Cutter Housing 44. Cutter Housing Inner Face 43. Cutter Housing Outer FaceRemoving the Cutter Solenoid Cutter shaftCutter cap Cutter notRemoving the CR Encoder Sensor Removing the PEdge SensorCR Encoder Sensor One screw One screw PEdge sensor Inner FaceRemoving the Ink Cartridge Holder & Slots „ Before removing and ink cartridge slot, drain the ink asSide frame Ink tube cover Two ScrewsHolder Frame Cover-open Sensor One screw M3x6 M4x6Holder Frame One screw M3x6 One screw M4x6 Two Screws Six screwsInk pipes Two screws Slot frameSlot frame Hooks Removing the Ink Cartridge SensorSlot needle Two Screws M3x6Ink Low Sensor One screw M3x10 CR Timing Belt Motor Four screws Removing the CR Motor/Pulley AssemblyBelt Shaft Removing the PF Motor Assembly Reduction Pulley PF TimingScrews M4x10 Motor PF Motor BracketRemoving the Maintenance Assembly When you replace the Maintenance Assembly, ink may spillHarness Maintenance Base Clamp For PanelCleaner Head Maintenance Base Assembly Screws M4x6Pump Motor Assembly Cap Assembly Flushing Box Pump AssemblyGood seal Removing the Pump Motor Assembly Pump Motor Assembly Clamp Screws M3x8Removing the Cap Assembly Assembly Tubes connectCap part HereRemoving the Cleaner Head Removing the Pump AssemblyTweezers Pump Assembly Removing the Flushing Box Assembly Screw M3x6 Flushing Box AssemblyRemoving the Headslide Sensor Assembly Clamp on Maintenance BaseSensorScrew AssemblyM3x6 Clamp 2/4 Clamp 1/4SensorConnector Removing the Crhp SensorConnector Sensor Bracket Screw M3x6 Hooks Removing the Release Sensor/PTHICK SensorSensor Assembly Removing the PFRONt Sensor AssemblyScrews M2x8 Removing the Prear Sensor Assembly 81. Removing the Paper Guide URemoving the Cover Sensor Assembly Screws M2x12 Cover Sensor Cover SW Assembly HolderAdjustment Adjustment Outline Adjustment ToolsAdjustment Tools „ Before starting any adjustment procedure, findService Parts & Required Adjustments Adjustment ItemsService Adjustment Items Refer to Operation Parameter Backup Adjustment StepsRequirements for Parameter Backup Backing UP Parameters from Main Board to PC Card Downloading Parameters from PC Card to NEW BoardEnd Error BACKUP/DOWNLOAD Error RecoveryRange of Backed UP Parameters Firmware Update Paper Source + Cut/Eject + CleaningUpdating Firmware VIA the PC „ After updating the firmware, the printer must perform anUpdating Firmware from a Memory Card Self-Diagnostic Mode Controls Self-DiagnosticsNormal Self-Diagnostic Meaning Function Self-Diagnostic Mode Menus Self-Diagnostic MenusDo not attempt the D/A Revision or Head Signal test. These Test MenuTest Menu Items Test Item DescriptionVersion Control PanelSensors Sensor Menu OptionsSensor Adjustment Sensor Volume Adjustment PEdge, PFront, and PRear Sensor Adjustment† Pedge Sensor adjustment Pfront & Prear Volume Adjustment † Pfront Sensor † Prear SensorFAN EncoderElec Maintenance Record Items Revision and Head Signal10. Adjustment Menu Items Adjustment MenuAdjustment Item Description Adjustment Self-Diagnostic Mode Menus 175 ADJ CAP Position ADJ Check SkewWrite D/A Value ADJ Input RankCleaning Standard Print Adj. Pattern ADJ Check NozzlePlease Set Paper Printing Pattern Nozzle Check EndHead check pattern Bad ADJ X Head Slant B/C HeadsSlant Check End Adjustment Self-Diagnostic Mode Menus 180 ADJ B/C Head Height SetAdjustment Self-Diagnostic Mode Menus 182 ADJ BI-D CorrectBiD, XXX, Y, Z O Y=N or M Enter Adjust Print Printing PatternBi-D End 11. Bi-D Adjustment Items Description NumberAdjustment Self-Diagnostic Mode Menus 186 Head GAP Adjustment 12. Head Gap Adjustment ItemsPlease Set Paper Printing Pattern Gap XXX Y Gap Check EndFlush Point Adjustment Flushing Point 123Feed Adjustment Enter Adjust PrintPrinting Pattern Length 1000.0mm 1000mmADJ TOP & Bottom Bottom margin Top margin Side Margin Feed DirectionPrinting Pattern Top Length 0mm Bottom Length 15.0mm Side MarginADJ Rear Sensor Position Please Set Cut SheetPrinting Pattern Paper Width 627mm RearSen. Pos +3mmTest Pattern Print 13. Printed Items in the Test PatternPrint Nozzle Check Print Adj. VariableAdjustment Clean Head Drain INKMinutes 14. Counters Reset by Counter Clear Cleaning MenuCounter Clear Update Items Print MenuParameter Menu Initialize ItemsAdjustment Self-Diagnostic Mode Menus 196 Mechanism Adjustment 15. Necessary Mechanism AdjustmentsParts Adjustment Necessary Tools Refer to ThickCR Timing Belt Tension Adjustment PF Timing Belt Tension AdjustmentCR Tension Bracket Secure the screwsThick Sensor Assembly Adjustment Paper Feed ↓ + Cut/Eject + Cleaning16. P Thick Sensor Operation Check Trigger armCover Open Sensor Assembly 17. Cover Sensor Assembly CheckFlag Cover switch Holder Front Cover LCD MessageExtracting the USB-ID Copy Program USB ID Copy/BackupAfter Extracting the Program When performing either of the following procedures, do not Running the ProgramCopying the ID to the NEW Board Generating NEW ID & Writing IT to the NEW BoardMaintenance General Maintenance Issues „ Due to the printer’s size, when performing any service or Periodic Maintenance Items Parts That Require Periodic ReplacementWhen replacing the waste ink pads, replace the pads Product Life InformationImportant Maintenance Items During Service Operations Items to be Checked During Maintenance/ServiceLubrication and Glue Grease and Glue ApplicationAppendix Wiring Diagrams Board Connector Description Electrical Circuit Connector ListCN8WHT Parts List Parts ListRef. # Part Name Quantity Adjust Lever C Adjust Lever BAdjust Lever CLEANER,HEAD,ASPFrame ASSY.,NEEDLE INK Sensor K AssyINK Sensor C Assy INK Sensor M AssyRoll Support R Assy Roll Support L AssyBranl Panel Cover LID AssyExploded View Diagram Frame Assembly Epson Stylus ProASS EAD ASS CR ASS Rame Accessr Mente ASS PM-7000C No.7 Rev.01 Cable IDE Appendix Exploded View Diagram 224 Appendix Exploded View Diagram 225 Component Layout 12. C299MAIN Board Component Layout of Component sideAppendix Component Layout 227 Circuit Diagrams 14. C299SUB Board Component SidePage