Epson TX103, TX105, SX100, TX100, NX105, ME 300, SX105, TX101, TX106, TX109, TX102 Disassembly/Assembly

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C H A P T E R

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DISASSEMBLY/ASSEMBLY

Confidential

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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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TX101, SX105, TX106, ME 300, TX102 specifications

Epson has long been a prominent player in the printing industry, and its series of all-in-one inkjet printers, including the TX109, TX100, SX100, NX105, and TX103, showcase the brand’s commitment to innovation and performance.

The Epson TX109 is a versatile all-in-one inkjet printer that offers printing, scanning, and copying functions, making it ideal for both home and office use. One of its standout features is the ability to produce high-quality prints at an impressive resolution of up to 5760 x 1440 dpi. Additionally, the TX109 utilizes Epson's Micro Piezo technology, which ensures precise droplet control for sharp images and text. It supports various media types, enabling users to print everything from documents to photos, while its compact design facilitates easy placement in smaller spaces.

Similarly, the TX100 is designed for ease of use and efficiency. It features a simple user interface, making it accessible to users of all skill levels. With a print speed of up to 27 pages per minute for black and white documents, the TX100 enhances productivity. Furthermore, it supports the economical use of ink with individual cartridges, allowing users to replace only the colors they need.

The SX100 takes functionality a step further, offering an integrated flatbed scanner. This model is ideal for users who require additional scanning capabilities without investing in separate devices. It also maintains the high-quality printing standards that Epson is known for, providing vibrant colors and sharp details.

The NX105 combines the best features of its predecessors, sporting enhanced wireless connectivity capabilities. This allows users to print directly from various smart devices, making it perfect for modern home environments where mobility is essential. Like others in the series, the NX105 excels in producing borderless photos and can print up to a maximum resolution of 5760 x 1440 dpi.

Lastly, the TX103 also stands out with its multifunctionality and space-saving design. Beyond printing, scanning, and copying, it features an easy-to-navigate interface. Users benefit from high-speed printing capabilities and can produce quality documents quickly.

In summary, the Epson TX series—including the TX109, TX100, SX100, NX105, and TX103—offers a blend of quality, efficiency, and advanced technology. Each model incorporates innovations that cater to the needs of everyday users, making them suitable for a variety of tasks while maintaining affordability and ease of maintenance.
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