Epson TX103, TX105, SX100, TX100, NX105, ME 300, SX105, TX101, TX106, TX109, TX102 Replacing the Spacers

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Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300

Revision A

6.Disengage the shafts on both ends of the CIS Unit from the bearing holes of the Scanner CR Holder, and remove the unit.

CIS Unit

Scanner CR Holder

Shaft and Shaft hole

Figure 4-111. Removing the CIS Unit

„Install the CIS springs (x2) to the dowels of the Scanner CR Holder. (See Fig.4-112.)

Dowel

Scanner CR Holder

CIS Spring

Figure 4-112. Installing the CiS Spring

„When installing the spacers, be sure to place them with the cutout facing inward. (See Fig.4-113.)

Spacer

Figure 4-113. Replacing the Spacers

DISASSEMBLY/ASSEMBLY

Disassembling the Scanner Unit

98

Confidential

Image 98
Contents Confidential Confidential Precautions About This Manual Revision Date of Issue Description Revision StatusContents Maintenance Product Description Features External ViewInk Cartridge Printing SpecificationsBasic Specifications Print Mode Monochrome Print ModePrint Mode Color Media Print Mode Resolution Dot Size cpsSupported Paper Paper Name Paper Size Thickness WeightSupported Paper Asia#DL Scanning Range Scanner SpecificationsPrinting Area Printing Area Margins10. Primary Power Specifications General SpecificationsElectrical Specifications Environmental ConditionsDurability Safety Approvals Safety standards/EMIInterface USB Interface15. Buttons & LEDs Control PanelOperation Buttons & LEDs Button/LED FunctionButton Printer Status Functions Control Panel Functions16. Buttons Functions Revision a Priority Power LED Paper LED Ink LED 17. LED FunctionsStand-alone Copy Function Supported Paper and Copy ModeSetting for Stand-alone Copy 20. Copy Speed Copy SpeedMultiple Copying 21. Conditions for Storing the Scanned DataOperating Principles Overview Printer MechanismScanner Mechanism CIS & Motor Motors & SensorsPrinter Mechanism Motors & Sensors Printhead Nozzle LayoutTroubleshooting Specified Tools Identifying the causes of problems. The parts should bePreliminary Checks Disassembled and re-assembled correctly while referring toError Indications and Fault Occurrence Causes Error Indications and Fault Occurrence CausesTroubleshooting by Error Message Check point for Fatal error according to each phenomenonMaintenance p.116. TBD Main Board When turning on the power, the PF Motor Carriage Unit collides with the Upper Encoder FFC Cap Assy Lever Cleaner Refer to Ink System p.77 Upper Paper Guide Check point for Paper jam error according to each phenomenon Top edge of paper is not loaded to Check point for Paper out error according to each phenomenon Guide pin Clutch LD Roller Shaft Extension Spring Paper Back Lever CR Contact Module PS Board Cable Panel FFC Superficial Phenomenon-Based Troubleshooting 10. Check point for the abnormal noise 11. Check point for the defective scanned image quality12. Check point for the defective printing quality TBD Printer driver Check point for Paper out error according to Ink stain of paper Motor Motor Type Drive Voltage Resistance Motor and Sensor Troubleshooting13. Sensor check point DISASSEMBLY/ASSEMBLY Tools PrecautionsTools Name Epson Tool CodeClassification Check Point Status Work Completion CheckWork Completion Check Disassembly Procedures StartStacker Assy Removing the HousingPaper Support Tray Document Cover/ASF Cover Removing the ASF CoverScanner Stand /Cover Wire Scanner Stand11. Installing the Cover Wire On the Main Board, otherwise, it may gets damaged When removing the FFC and the cable from the connectors asScanner Unit Middle Housing 14. Removing the Middle HousingPanel Unit „ Be careful when removing the Panel Unit, because the MainRemoving the Circuit Boards Board and the Panel Board on the rear of the Panel Unit areCN No Cable Cable Color Connector Pins Main BoardPower Supply Unit 22. Installing the Main boardDowel Rib Protrusion Positioning Hole Disassembling the Printer Mechanism 26. Removing the Printhead30. Removing the Printhead 27and -31 CR Scale 36. Removing the CR ScaleHopper 37. Removing the HopperDo not touch the PF Scale with bare hands PF Encoder/ PF ScaleEJ Roller/ EJ Frame Assy Do not damage the PF ScaleMaintenance p.108 CR Motor/ Driven Pulley 45. Removing the CR Motor47. Installing the CR Motor Ink System 50. Removing the Cap Assy52. Removing the Cap Assy 56. Installing the Pump Assy Felt Wiper58. Disassembling the Cap Assy Disassembling the Pump Assy PF Motor 67. Removing the PF MotorDo not damage the Pinion Gear Be careful of not to break the soldered portionsPrint quality Main FrameUpper Paper Guide with bare hands to avoid degrading „ Do not damage the PF Scale and the Lever Pick Clutch with Main FrameWith bare hands to avoid degrading the print quality Required adjustments must be carried outUpper Paper Guide Whenever the Upper Paper Guide is removed/replaced,CR Unit 78. Removing the CR Unit83. Installing the CR Unit Adjustments must be carried out Whenever the CR Unit is removed/replaced, the requiredWhenever the PF Roller is removed/replaced, the required PF RollerHands or damage it to avoid degrading the print quality LD Roller/ ASF Unit Quality93. Removing the Lever Pick Clutch Waste Ink Pads 99. Removing the Waste Ink Pads102. Installing the Waste Ink Pads Confidential Scanner Unit, make sure to assemble the part referring to Upper Scanner HousingDisassembling the Scanner Unit Scanner Carriage Unit Do not scratch the Rod Lens Array when removing the ScannerGrease on the rail of the Lower Scanner Housing Carriage Unit113. Replacing the Spacers Scanner Motor Unit 114. Removing the Scanner Motor UnitAdjustment Adjustment Item Purpose Method Outline Tool Adjustment Items and OverviewServicing Adjustment Item List TBD Purpose Method Outline Tool Maintenance ItemsAdditional Functions Additional Functions Purpose Method Outline ToolRequired Adjustments TBD Required Adjustment ListAdjustment Items and Overview 104 First Dot Position Adjustment Using the Adjustment Program TBDTOP Margin Adjustment Measurement result Selection of adjustment valueAdditional Information Head Angular AdjustmentBi-D Adjustment PF Adjustment PF Band Adjustment Printout Pattern How to JudgeMaintenance Cleaning Service MaintenanceLubrication Overview 111 Appendix Exploded Diagram / Parts List
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