Epson TX109, TX105, SX100, TX100, NX105, ME 300, SX105, TX101, TX106, TX102, TX103 Maintenance p.108

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

Revision A

2.Insert a flathead precision screwdriver between the EJ Roller Gear and the rib of the EJ Roller, and remove the EJ Roller Gear by pushing it in the direction of the arrow.

EJ Roller Gear

„When installing the EJ Roller Gear, be sure to align the concave section of the EJ Roller Gear with the convex section of the EJ Roller, then secure them. (See Fig.4-42.)

„When replacing the Wheel Star Metal, Spring Star Wheel, and Wheel Star EXIT, install them in the direction as shown below, and secure them with the hooks of EJ Frame Assy.

EJ Roller

Concave-convex section

Figure 4-42. Removing the EJ Roller (1)

CAUTION

Be careful not to touch the rubber part of the EJ Roller to avoid

 

degrading the print quality.

 

 

3.Remove the EJ Roller by pushing the bearing on the right side of the Lower Housing in the direction of the arrow.

Bearing

Hook

EJ Frame Assy

Put the Spring Star Wheel through the Wheel Star Metal, and align them with the dents of the EJ Frame Assy, then secure them with the hooks.

Spring Star Wheel

Wheel Star Metal

Wheel Star EXIT

Align the sides of the Wheel Star EXIT with the dents of the EJ Frame Assy as shown, and secure the Wheel Star EXIT with the hooks.

EJ Roller

Figure 4-43. Removing the EJ Roller (2)

ADJUSTMENT REQUIRED

Figure 4-44. Assembling the EJ Frame Assy

„Whenever the EJ Roller is removed/replaced, the required adjustments must be carried out.

•Chapter 5 “ ADJUSTMENT” (p.100)

„After replacing the EJ roller, be sure to perform the required lubrication.

•Chapter 6 “ MAINTENANCE” (p.108)

DISASSEMBLY/ASSEMBLY

Disassembling the Printer Mechanism

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Confidential

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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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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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