Epson SX100, TX105, TX100, NX105, ME 300, SX105, TX101, TX106, TX109, TX102, TX103 Removing the Cap Assy

Page 78

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

Revision A

6.Pull out the Waste Ink Tube through the rear of the Cap Assy, and remove the Cap Assy.

Cap Assy

Point A

Ink Tube

Figure 4-52. Removing the Cap Assy (4)

Pump Assy

1.Pull out the Waste Ink Tube together with the Holder Tube through the Waste Ink Cover.

2.Release the Waste Ink Tube from the hook of the ASF Unit.

Hook

Ink Tube

3.Release the two hooks, and remove the Pump Assy from the Lower Housing.

	Pump Assy	Pump Assy
	Hook	Pump Assy
	Hook

Figure 4-54. Removing the Pump Assy (2)

When installing the Cleaner Lever Spring, insert the longer end of the spring into the Lower Housing, and secure it to the protrusion A of the Cleaner Lever attached through the hole of the Lower Housing. (See Fig.4-49.)

ASF Unit

Point D

Holder Tube

Duct Tube End

Figure 4-53. Removing the Pump Assy (1)

DISASSEMBLY/ASSEMBLY

Disassembling the Printer Mechanism

78

Confidential

Image 78

Contents Confidential Confidential Precautions About This Manual Revision Date of Issue Description Revision StatusContents Maintenance Product Description Features External ViewPrinting Specifications Basic SpecificationsInk Cartridge 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 FunctionControl Panel Functions 16. Buttons FunctionsButton Printer Status Functions Revision a Priority Power LED Paper LED Ink LED 17. LED FunctionsSupported Paper and Copy Mode Setting for Stand-alone CopyStand-alone Copy Function 20. Copy Speed Copy SpeedMultiple Copying 21. Conditions for Storing the Scanned DataOperating Principles Overview Printer MechanismMotors & Sensors Printer Mechanism Motors & SensorsScanner Mechanism CIS & Motor 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 and Sensor Troubleshooting 13. Sensor check pointMotor Motor Type Drive Voltage Resistance DISASSEMBLY/ASSEMBLY Tools PrecautionsTools Name Epson Tool CodeWork Completion Check Work Completion CheckClassification Check Point Status Disassembly Procedures StartRemoving the Housing Paper Support TrayStacker Assy Document Cover/ASF Cover Removing the ASF CoverScanner Stand /Cover Wire Scanner Stand11. Installing the Cover Wire When removing the FFC and the cable from the connectors as Scanner UnitOn the Main Board, otherwise, it may gets damaged 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 portionsMain Frame Upper Paper Guide with bare hands to avoid degradingPrint quality „ 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 requiredPF Roller Hands or damage it to avoid degrading the print qualityWhenever the PF Roller is removed/replaced, the required 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 Upper Scanner Housing Disassembling the Scanner UnitScanner Unit, make sure to assemble the part referring to 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 Items and Overview Servicing Adjustment Item List TBDAdjustment Item Purpose Method Outline Tool 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 valueHead Angular Adjustment Bi-D AdjustmentAdditional Information PF Adjustment PF Band Adjustment Printout Pattern How to JudgeMaintenance Cleaning Service MaintenanceLubrication Overview 111 Appendix Exploded Diagram / Parts List

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