Epson SX100, TX105, TX100, NX105, ME 300, SX105, TX101, TX106, TX109, TX102 service manual Confidential

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SERVICE MANUAL

Color Inkjet Printer

EPSON Stylus NX100/NX105/SX100/

SX105/TX100/TX101/TX102/

TX103/TX105/TX106/TX109/

ME 300

Confidential

SEMF08-002

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Contents Confidential Confidential Precautions About This Manual Revision Status Revision Date of Issue DescriptionContents Maintenance Product Description External View FeaturesBasic Specifications Printing SpecificationsInk Cartridge Print Mode Color Print ModePrint Mode Monochrome Media Print Mode Resolution Dot Size cpsSupported Paper Paper Name Paper Size Thickness WeightSupported Paper Asia#DL Printing Area Scanner SpecificationsScanning Range Printing Area MarginsElectrical Specifications General Specifications10. Primary Power Specifications Environmental ConditionsInterface Safety Approvals Safety standards/EMIDurability USB InterfaceOperation Buttons & LEDs Control Panel15. Buttons & LEDs Button/LED Function16. Buttons Functions Control Panel FunctionsButton Printer Status Functions Revision a 17. LED Functions Priority Power LED Paper LED Ink LEDSetting for Stand-alone Copy Supported Paper and Copy ModeStand-alone Copy Function Multiple Copying Copy Speed20. Copy Speed 21. Conditions for Storing the Scanned DataOperating Principles Printer Mechanism OverviewPrinter Mechanism Motors & Sensors Motors & SensorsScanner Mechanism CIS & Motor Nozzle Layout PrintheadTroubleshooting Preliminary Checks Identifying the causes of problems. The parts should beSpecified Tools Disassembled and re-assembled correctly while referring toError Indications and Fault Occurrence Causes Error Indications and Fault Occurrence CausesCheck point for Fatal error according to each phenomenon Troubleshooting by Error MessageMaintenance 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 11. Check point for the defective scanned image quality 10. Check point for the abnormal noise12. Check point for the defective printing quality TBD Printer driver Check point for Paper out error according to Ink stain of paper 13. Sensor check point Motor and Sensor TroubleshootingMotor Motor Type Drive Voltage Resistance DISASSEMBLY/ASSEMBLY Tools PrecautionsTools Name Epson Tool CodeWork Completion Check Work Completion CheckClassification Check Point Status Start Disassembly ProceduresPaper Support Tray Removing the HousingStacker Assy Removing the ASF Cover Document Cover/ASF CoverScanner Stand Scanner Stand /Cover Wire11. Installing the Cover Wire Scanner Unit When removing the FFC and the cable from the connectors asOn the Main Board, otherwise, it may gets damaged 14. Removing the Middle Housing Middle HousingRemoving the Circuit Boards „ Be careful when removing the Panel Unit, because the MainPanel Unit Board and the Panel Board on the rear of the Panel Unit areMain Board CN No Cable Cable Color Connector Pins22. Installing the Main board Power Supply UnitDowel Rib Protrusion Positioning Hole 26. Removing the Printhead Disassembling the Printer Mechanism30. Removing the Printhead 27and -31 36. Removing the CR Scale CR Scale37. Removing the Hopper HopperEJ Roller/ EJ Frame Assy PF Encoder/ PF ScaleDo not touch the PF Scale with bare hands Do not damage the PF ScaleMaintenance p.108 45. Removing the CR Motor CR Motor/ Driven Pulley47. Installing the CR Motor 50. Removing the Cap Assy Ink System52. Removing the Cap Assy Felt Wiper 56. Installing the Pump Assy58. Disassembling the Cap Assy Disassembling the Pump Assy 67. Removing the PF Motor PF MotorBe careful of not to break the soldered portions Do not damage the Pinion GearUpper Paper Guide with bare hands to avoid degrading Main FramePrint quality Main Frame „ Do not damage the PF Scale and the Lever Pick Clutch withUpper Paper Guide Required adjustments must be carried outWith bare hands to avoid degrading the print quality Whenever the Upper Paper Guide is removed/replaced,78. Removing the CR Unit CR Unit83. Installing the CR Unit Whenever the CR Unit is removed/replaced, the required Adjustments must be carried outHands or damage it to avoid degrading the print quality PF RollerWhenever the PF Roller is removed/replaced, the required Quality LD Roller/ ASF Unit93. Removing the Lever Pick Clutch 99. Removing the Waste Ink Pads Waste Ink Pads102. Installing the Waste Ink Pads Confidential Disassembling the Scanner Unit Upper Scanner HousingScanner Unit, make sure to assemble the part referring to Grease on the rail of the Lower Scanner Housing Do not scratch the Rod Lens Array when removing the ScannerScanner Carriage Unit Carriage Unit113. Replacing the Spacers 114. Removing the Scanner Motor Unit Scanner Motor UnitAdjustment Servicing Adjustment Item List TBD Adjustment Items and OverviewAdjustment Item Purpose Method Outline Tool Additional Functions Maintenance ItemsPurpose Method Outline Tool Additional Functions Purpose Method Outline ToolRequired Adjustment List Required Adjustments TBDAdjustment Items and Overview 104 TOP Margin Adjustment Using the Adjustment Program TBDFirst Dot Position Adjustment Measurement result Selection of adjustment valueBi-D Adjustment Head Angular AdjustmentAdditional Information PF Band Adjustment Printout Pattern How to Judge PF AdjustmentMaintenance Service Maintenance CleaningLubrication 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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