Epson Stylus NX105 Service Manual

Epson Stylus NX105 Service Manual

Color inkjet printer
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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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Summary of Contents for Epson Stylus NX105

  • Page 1: Service Manual

    SERVICE MANUAL Color Inkjet Printer EPSON Stylus NX100/NX105/SX100/ SX105/TX100/TX101/TX102/ TX103/TX105/TX106/TX109/ ME 300 Confidential SEMF08-002...
  • Page 2 The contents of this manual are subject to change without notice. All effort have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected, SEIKO EPSON would greatly appreciate being informed of them.
  • Page 3 MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.
  • Page 4: About This Manual

    CHAPTER 5.ADJUSTMENT Provides Epson-approved methods for adjustment. CHAPTER 6.MAINTENANCE Provides preventive maintenance procedures and the lists of Epson- approved lubricants and adhesives required for servicing the product. APPENDIX Provides the following additional information for reference: • Exploded Diagram •...
  • Page 5 Revision Status Revision Date of Issue Description June 27, 2008 First Release Confidential...
  • Page 6: Table Of Contents

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Chapter 1 PRODUCT DESCRIPTION 1.1 Features... 9 1.2 Printing Specifications... 10 1.2.1 Basic Specifications... 10 1.2.2 Ink Cartridge... 10 1.2.3 Print Mode ... 11 1.2.4 Supported Paper... 12 1.2.5 Printing Area ... 14 1.3 Scanner Specifications... 14 1.3.1 Scanning Range ...
  • Page 7 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Chapter 4 DISASSEMBLY/ASSEMBLY 4.1 Overview ... 55 4.1.1 Precautions ... 55 4.1.2 Tools ... 55 4.1.3 Work Completion Check ... 56 4.2 Disassembly Procedures... 57 4.3 Removing the Housing ... 58 4.3.1 Paper Support Tray... 58 4.3.2 Stacker Assy ...
  • Page 8: Product Description

    C H A P T E R PRODUCT DESCRIPTION Confidential...
  • Page 9: Chapter 1 Product Description

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.1 Features Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/ TX105/TX106/TX109/ME 300 are entry class color ink-jet printers with the scanner function. Features Maximum print resolution: 5760 (H) x 1440 (V) dpi D2 Chips printhead (Black: 90 nozzles x 1, Color: 29 nozzles x 3 per color) Borderless printing with pigment ink Four independent ink cartridges is installed.
  • Page 10: Printing Specifications

    (at 25.4 mm feed) PF interval T.B.D. PRODUCT DESCRIPTION 1.2.2 Ink Cartridge The product numbers of the EPSON ink cartridges for this printer are shown below. Table 1-2. Product No. of Ink Cartridges Color Latin 1 Latin 2 T0691...
  • Page 11: Print Mode

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.2.3 Print Mode Table 1-4. Print Mode (Color) Media Print Mode Fast Economy/ Economy Normal Plain paper Fine Photo Photo Photo Quality Inkjet Paper Best Photo Photo Matte Paper Heavy-weight Best Photo Super Fine Photo Premium Glossy Photo Paper...
  • Page 12: Supported Paper

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.2.4 Supported Paper The table below lists the paper type and sizes supported by the printer. The supported paper type and sizes vary depending on destinations (between EAI, EUR, and Asia). Paper Name Legal Letter Plain paper...
  • Page 13 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Paper Name 5” x 7” 4" x 6" Photo Paper Glossy (EAI) Glossy Photo Paper (Euro, Asia) 16:9 wide 3.5” x 5” Letter Photo Paper Glossy (EAI) Glossy Photo Paper (Euro, Asia) 5” x 7” 4” x 6”...
  • Page 14: Printing Area

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.2.5 Printing Area The printing area for this printer is shown below. Table 1-7. Printing Area (Margins) Print Mode Paper Size Left Any size 3 mm Standard print Envelope 5 mm A4 / Letter to 5” x 7”...
  • Page 15: General Specifications

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.4 General Specifications 1.4.1 Electrical Specifications Table 1-10. Primary Power Specifications Item 100-120 V model Rated power supply voltage 100 to 120 VAC Input voltage range 90 to 132 VAC Rated current (Max. rated current) 0.6 A...
  • Page 16: Durability

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.4.3 Durability Total print life: 10,000 pages (A4, 3.5% duty), or three years which ever comes first Printhead: Five billions shots (per nozzle) or five years which ever comes first Scanner carriage: 36,000 cycles of carriage movement 1.4.4 Acoustic Noise...
  • Page 17: Control Panel

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.6 Control Panel 1.6.1 Operation Buttons & LEDs The following buttons and LEDs are equipped on the control panel. Table 1-15. Buttons & LEDs Button/LED Power Turns the power ON/OFF. Stops printing immediately and ejects the paper.
  • Page 18: Control Panel Functions

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.6.2 Control Panel Functions Button Printer Status Power Power Off Power On Stop Printing / Copying Ink Out No Cartridge Incorrect Cartridge Paper Out / Paper Jam Sleep At power-on Stop Ready / Ink Low (when pressed for 3 seconds or more)
  • Page 19 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Button Printer Status Start Color Ready / Ink Low (when pressed for 3 seconds or more) Sleep Stop + Start B&W Ready / Ink Low Sleep Stop + Start Color Ready / Ink Low Sleep Start Photo + Start B&W...
  • Page 20 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Printer Status Power OFF (processing) Fatal error (system error) Fatal error (mechanical error) Maintenance request (Waste ink overflow) Power ON (initializing) Paper jam error Multi-feed error Ink out error / No ink cartridge error Ink cartridge detection error...
  • Page 21: Stand-Alone Copy Function

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.7 Stand-alone Copy Function 1.7.1 Supported Paper and Copy Mode Table 1-18. Supported Paper and Copy Mode Print Resolu- Paper Type Size Quality tion Plain paper Draft 360x120 Letter Standard 360x360 Photo Paper 4” x 6”...
  • Page 22: Copy Speed

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 1.7.3 Copy Speed Table 1-20. Copy Speed Copy Conditions (eMemo, A4 size, per copy) Monochrome copy 360 x 120 dpi Color copy Plain paper Monochrome copy 360 x 360 dpi Color copy 1.7.4 Multiple Copying Making 20 (fixed value) copies in color/B&W becomes available by operating specific keys (Refer to 18).
  • Page 23: Operating Principles

    C H A P T E R OPERATING PRINCIPLES Confidential...
  • Page 24: Overview

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 2.1 Overview This chapter describes the mechanism of Epson STYLUS NX100/NX105/SX100/ SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300. 2.1.1 Printer Mechanism Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/ TX105/TX106/TX109/ME 300 printer mechanism consists of printhead, carriage mechanism, paper loading mechanism, paper feed mechanism, and ink system.
  • Page 25: Motors & Sensors

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 2.1.2 Motors & Sensors Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/ TX105/TX106/TX109/ME 300 printer mechanism is equipped with the following printhead, motors and sensors. Table 2-1. Printer Mechanism Motors & Sensors Name Printhead Refer to“ 2.1.3 Printhead ” (p.26) Type: DC motor...
  • Page 26: Printhead

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 2.1.3 Printhead The D2 Chips type printhead is employed. Nozzle configuration Black: 90 nozzles x 1 Color: 29 nozzles x 3 (cyan, magenta, yellow) The nozzle layout as seen from behind the printhead is shown below.
  • Page 27: Troubleshooting

    C H A P T E R TROUBLESHOOTING Confidential...
  • Page 28: Overview

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 3.1 Overview This chapter describes how to solve problems. Be careful to avoid electric shocks when checking the electrical circuit boards (MAIN and PSE/PSB boards) while the power is turned on. Touching an FET, transistor or heat sink with one hand while touching a metal part of the mechanism with the other hand could result in an electric shock, so carefully avoid this.
  • Page 29: Error Indications And Fault Occurrence Causes

    Double feed during double sided printing. • The cartridge has run out of ink. • The printer could not detect the cartridge. • The printer detected non-Epson cartridge. • Writing to/reading from the CSIC could not be made. Error Indications and Fault Occurrence Causes Error Cause Table 3-2.
  • Page 30: Troubleshooting By Error Message

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 3.2.1 Troubleshooting by Error Message The following tables provide troubleshooting procedures. Confirm the error message indicated on the LED or the STM3 screen on the PC’s display, and verify it in the following list and the figures at the end of this chapter for the corresponding troubleshooting remedy. If some parts need to be replaced or repaired, make sure to follow the procedure given in Chapter 4 “Disassembly / Assembly”.
  • Page 31 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Occurrence timing Detailed phenomenon CR position • Operation The Scanner Carriage Unit. does not operate. • Anywhere • Power on When turning on the power, the CR Motor does not operate at all. • Anywhere TROUBLESHOOTING Table 3-2.
  • Page 32 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Occurrence timing Detailed phenomenon CR position When turning on the power, the PF Motor does not operate at all • Power on • Anywhere When turning on the power, the Carriage Unit collides to the Change Lever located to the front side of the printer.
  • Page 33 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Occurrence timing Detailed phenomenon CR position The Carriage Unit collides with the Upper Paper Guide Unit when power is turned • Power on • Anywhere When turning on the power, the Carriage Unit collides to the right side of the Main Frame.
  • Page 34 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Occurrence timing Detailed phenomenon CR position When turning on the power, the Carriage Unit collides to the right side of the Main Frame. • Power on • Anywhere The eject rollers are rotating at high speed when power is turned on.
  • Page 35 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Occurrence timing Detailed phenomenon CR position • Power on When turning on the power, the Carriage cannot get out of home position. • Anywhere TROUBLESHOOTING Table 3-2. Check point for Fatal error according to each phenomenon...
  • Page 36 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Occurrence timing Detailed phenomenon CR position • Power on When turning on the power, the Carriage cannot get out of home position. • Anywhere Table 3-3. Check point for the Maintenance request according to each phenomenon...
  • Page 37 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-4. Check point for Paper jam error according to each phenomenon Occurrence timing Detailed phenomenon CR position A paper feeding sequence failed to feed • Operation the paper, but a paper ejection sequence is • Outside HP performed.
  • Page 38 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-4. Check point for Paper jam error according to each phenomenon Occurrence timing Detailed phenomenon CR position Paper is being resent during paper feeding operation. • Operation • Outside HP When turning on the power, the Carriage Unit move to the home position correctly.
  • Page 39 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-4. Check point for Paper jam error according to each phenomenon Occurrence timing Detailed phenomenon CR position The top edge of paper does not go through between the EJ Roller Unit and the EJ Frame Assy.
  • Page 40 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-5. Check point for Paper out error according to each phenomenon Occurrence timing Detailed phenomenon CR position The LD Roller cannot pick up paper although the LD Roller attempt to rotate correctly. • Operation • –...
  • Page 41 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-5. Check point for Paper out error according to each phenomenon Occurrence timing Detailed phenomenon CR position • Operation The drive of the PF Motor is not transmitted to the LD Roller Shaft. • –...
  • Page 42 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-5. Check point for Paper out error according to each phenomenon Occurrence timing Detailed phenomenon CR position The LD Roller is not set to the ASF home • Operation position and paper is always loaded from the ASF Unit during the paper loading •...
  • Page 43 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-7. Check point for Ink out error / No ink cartridge error read error / write error according to each phenomenon Occurrence timing Detailed phenomenon CR position After the printer detects that the carriage • Power on is at the home position, an error is •...
  • Page 44 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-8. Check point for Communication error according to each phenomenon Occurrence timing Detailed phenomenon CR position • Power on When turning on the power, the printer does not operate at all. • Anywhere TROUBLESHOOTING Defective...
  • Page 45 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Table 3-8. Check point for Communication error according to each phenomenon Occurrence timing Detailed phenomenon CR position When turning on the power, the power on sequence is performed correctly. But, • Power on when any printer job is sent to the printer, •...
  • Page 46: Superficial Phenomenon-Based Troubleshooting

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 3.2.2 Superficial Phenomenon-Based Troubleshooting This section explains the fault locations of the error states (print quality and abnormal noise) other than the error states (LED and STM3) in the previous section. Table 3-9. Check point for the error that multiple sheets of paper are always loaded without LEDs and STM3...
  • Page 47 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Occurrence timing Detailed phenomenon CR position The abnormal noise occurs at the first power on timing and during each operation although the printing operation is performed. • Anytime The bottom of the Carriage Unit contacts • Anywhere the surface of the EJ Frame Assy.
  • Page 48 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Print Quality State Detailed phenomenon Ink is scarcely ejected to the Cap from the Printhead. • Dot missing and mixed colors Ink is ejected to the Cap from the Printhead, but the printer does not recover from the error after cleaning or ink change.
  • Page 49 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Print Quality State Detailed phenomenon Ink is ejected to the Cap from the • White streak / Printhead, but printing is not done at all after cleaning or ink change, or abnormal discharge abnormal discharge occurs.
  • Page 50 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Print Quality State Detailed phenomenon Micro banding appears horizontally against the CR movement direction and it appears with the same width. CR movement direction [Note] If the problem is not solved, replace the PF Motor with a new one.
  • Page 51 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Print Quality State Detailed phenomenon The printing operation is correctly • Print start position performed. But, the top margin is slip insufficient than usual one. Ink stain occurs at the back, top end or • Ink stain of paper bottom end of the print paper.
  • Page 52 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Print Quality State Detailed phenomenon Ink sticks to other than the print area of • Ink stain of paper the paper, resulting in contamination. TROUBLESHOOTING Table 3-12. Check point for the defective printing quality Defective Check point unit/part name 1.
  • Page 53: Motor And Sensor Troubleshooting

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 3.2.3 Motor and Sensor Troubleshooting Motors The resistance values for the CR motor and the PF motor are given below, however, the values cannot be used to check the motors status since they are DC motor and the resistance between the electric poles varies. Visually check the motors for abnormal operation and if it is hard to judge, replace the motor.
  • Page 54: Chapter 4 Disassembly/Assembly

    C H A P T E R DISASSEMBLY/ASSEMBLY Confidential...
  • Page 55: Overview

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.1 Overview This section describes procedures for disassembling the main components of Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/ TX106/TX109/ME 300. Unless otherwise specified, disassembled units or components can be reassembled by reversing the disassembly procedure. Procedures which, if not strictly observed, could result in personal injury are described under the heading “WARNING”.
  • Page 56: Work Completion Check

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.1.3 Work Completion Check If any service is made to the printer, use the checklist shown below to confirm all works are completed properly and the printer is ready to be returned to the user. Table 4-2. Work Completion Check...
  • Page 57: Disassembly Procedures

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.2 Disassembly Procedures For disassembling each unit, refer to the pages in the following flowchart. Start “ 4.3.4 Scanner Stand / “ 4.3.1 Paper Support “ 4.3.3 Document Cover/ Cover Wire ” (p60) Tray ” (p58) ASF Cover ”...
  • Page 58: Removing The Housing

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.3 Removing the Housing 4.3.1 Paper Support Tray Parts/Components need to be removed in advance: None Removal procedure Open the Paper Support Tray. Release both the guide pins that secure the Paper Support Tray, and remove the Paper Support Tray.
  • Page 59: Document Cover/Asf Cover

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Bend the Stacker Assy to release the ribs, then separate the Tray Exit Outer and the Tray Exit Inner. Tray Exit Inner Tray Exit Outer Figure 4-4. Removing the Stacker Assy (2) Align the edges of the Tray Exit Outer and the Tray Exit Inner, and attach them together.
  • Page 60: Scanner Stand /Cover Wire

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Install the Document Pad following the procedure below. 1. Place the Document Pad with the side where the double-sided tape attached upward on the Rod Lens Array aligning its corner with the home position. 2. Close the Document Cover to attach the Document Pad.
  • Page 61 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Cover Wire Open the Scanner Unit. Release both the hooks in the direction of arrow, and remove the Cover Wire. Scanner Unit Cover Wire Figure 4-9. Removing the Cover Wire When installing the Scanner Stand, secure the shorter leg of the Scanner Stand Spring to the groove on the Scanner Unit, and secure the longer to the hook of the Scanner Stand as shown below.
  • Page 62: Scanner Unit

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.3.5 Scanner Unit Parts/Components need to be removed in advance: Scanner Stand/Cover Wire Removal procedure When removing the FFC and the cable from the connectors as shown below, make sure to pull up the cables from the connectors on the Main Board, otherwise, it may gets damaged.
  • Page 63: Middle Housing

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.3.6 Middle Housing Parts/Components need to be removed in advance: Scanner Stand/Cover Wire(p 60), Scanner Unit Removal procedure Remove the six screws. Rear Side Lower Housing SCREW M3x10 P-TITE (5±0.5kgfcm) Figure 4-14. Removing the Middle Housing (1)
  • Page 64: Removing The Circuit Boards

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.4 Removing the Circuit Boards 4.4.1 Panel Unit Parts/Components need to be removed in advance: Scanner Stand/Cover Wire Removal procedure Open the Scanner Unit. Be careful when removing the Panel Unit, because the Main Board and the Panel Board on the rear of the Panel Unit are connected with the Panel FFC.
  • Page 65: Main Board

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Buttons Remove the Button Power and the Button OP from the Panel Cover. Remove the LED Lens from the Panel Cover. Button OP LED Lens Panel Cover Figure 4-19. Removing the Buttons When installing the Panel Board, align the positioning hole of the Panel Board with the dowels of the Panel Cover.
  • Page 66: Power Supply Unit

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Remove the four screws that secure the Main Board. Remove the Main Board and the Shield Plate with the PE Sensor Lever to the ASF side as shown below. Shield Plate PE Sensor PE Sensor Lever SCREW SEMS M2.6x3.5 PAN HEAD+ (7.5±0.5kgfcm)
  • Page 67 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Remove the screw that secures the Grounding Wire, and remove the Grounding Wire from the Power Supply Unit. Power Supply Unit Grounding Wire SCREW M3x8 P-TITE (5±0.5kgfcm) Figure 4-24. Removing the Power Supply Unit When installing the Grounding Wire, make sure that the terminal of the Grounding Wire gets contact with the plate of the Power Supply Unit as shown in Fig.4-24.
  • Page 68: Disassembling The Printer Mechanism

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5 Disassembling the Printer Mechanism 4.5.1 Printhead Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit Removal procedure Release the Carriage Lock and move the Carriage to the center. Unlocked...
  • Page 69 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Release the two hooks on both sides of the Carriage with a flathead precision screwdriver or a similar tool, and remove the Holder Contact Assy upward as shown below. Holder Contact Assy Figure 4-29. Removing the Printhead (4) DISASSEMBLY/ASSEMBLY Release the hook, and remove the FFC Cover.
  • Page 70 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Remove the Head FFC from the connector of the Printhead, and remove the Printhead. Printhead Head FFC Figure 4-32. Removing the Printhead (7) When installing the FFC, route it through objects as shown in Fig.4-27 and Fig.4-31.
  • Page 71: Cr Scale

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.2 CR Scale Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit Removal procedure Release the Carriage Lock and move the Carriage to the center. (See Printhead (p68)".) Do not touch the CR Scale with bare hands.
  • Page 72: Hopper

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.3 Hopper Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit Removal procedure Release both the dowels that secure the Hopper, and remove the Hopper and the Compression Spring from the Lower Housing.
  • Page 73: Pf Encoder/ Pf Scale

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.4 PF Encoder/ PF Scale Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit Removal procedure Disconnect the PF Encoder FFC from connector J11 on the Main Board. Remove the screw that secures the PF Encoder, and remove the PF Encoder.
  • Page 74 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 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 EJ Roller Figure 4-42.
  • Page 75: Cr Motor/ Driven Pulley

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.6 CR Motor/ Driven Pulley Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit Removal procedure Be careful not to break the soldered portion of the CR Motor. When removing the CR Motor and Driven Pulley, make sure to hold the Timing Belt somehow so as not to allow the grease of Main Frame to come in contact with the Timing Belt.
  • Page 76 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Route the CR Motor cable through the four hooks and the two grooves of the Lower Housing with some slack to prevent breaking the soldered portions. (See Fig.4-45.) Be sure to install the CR Motor with the groove facing upward.
  • Page 77: Ink System

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.7 Ink System Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit 64), CR Motor/ Driven Pulley Removal procedure Be careful not to contaminate the surroundings with ink. Do not bend the Spring Cleaner Lever and the Cleaner Case Spring.
  • Page 78 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Pull out the Waste Ink Tube through the rear of the Cap Assy, and remove the Cap Assy. Figure 4-52. Removing the Cap Assy (4) Pump Assy Pull out the Waste Ink Tube together with the Holder Tube through the Waste Ink Cover.
  • Page 79 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 When routing the Ink Tube, confirm the following. • Insert point A of the tube carefully into the Cap Assy not to let it pressed. (See Fig.4-52, Fig.4-63) • Align point D with the right edge of the hook on the ASF Unit, then secure it.
  • Page 80 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Release the two hooks of the IS Cap Assy by rotating it to the direction of arrow pulling out the central rib of the assy., and remove the IS Cap Assy from the Case Cleaner. Case Cleaner...
  • Page 81 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 DISASSEMBLING THE PUMP ASSY Disassembly Procedure Release the hook of the Pump Housing and remove the Gear Pump Idle. Remove the Gear Pump and Bracket Pump from the Pump Housing. Remove the Roller Pump from the Bracket Pump.
  • Page 82: Pf Motor

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Secure point C of the tube to the Pump Housing as shown below. Pump Housing Figure 4-65. Assembling the Pump Assy (2) Install the Roller Pump to the Bracket Pump. (See Fig.4-62.) Set the tube inside the Bracket Pump, and install the Bracket Pump to the Pump Housing.
  • Page 83 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Do not damage the PF Roller Gear. Do not damage the Pinion Gear. Be careful of not to break the soldered portions. Remove the screw that secures the Bracket. Release the Bracket from the dowels of the Lower Housing, and remove the Bracket and the PF Motor while pulling out the PF Motor Cable (see Fig.4-67.) through the hole of the Lower Housing.
  • Page 84: Main Frame

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.9 Main Frame Parts/Components need to be removed in advance: Scanner Stand/ Cover Wire 60), Scanner Unit Panel Unit 64), Hopper 72), Main Board CR Motor/ Driven Pulley 75), Ink System Removal procedure Be cautious not to touch the LD Roller and the roller part of the Upper Paper Guide with bare hands to avoid degrading the print quality.
  • Page 85 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Remove the four screws that secure the Main Frame to the Lower Housing. Front Right Lever Pick Clutch Rear Left Screw it with the Grounding Wire. SCREW M3x8 P-TITE (5±0.5kgfcm) SCREW S-TIGHT M3x6 (7.5±0.5kgfcm) Figure 4-74. Removing the Main Frame (4)
  • Page 86: Upper Paper Guide

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.10 Upper Paper Guide Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit 64), Hopper 72), Main Board CR Motor/ Driven Pulley 75), Ink System(p Main Frame Removal procedure Be careful not to touch the roller part of the Upper Paper Guide with bare hands to avoid degrading the print quality.
  • Page 87: Cr Unit

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.11 CR Unit Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit 64), Printhead 68), CR Motor/ Driven Pulley Ink System 77), Hopper 72), Main Board Removal procedure Release the FFC from the Holder FFC, and pull out the FFC through the hole of the Main Frame.
  • Page 88 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Remove the two screws that secure the CR Encoder Board, and remove the CR Encoder Board from the Carriage. Remove the Timing Belt from the Carriage. Backside of Carriage CR Sensor Assy Timing Belt Positioning Hole and Dowel M2x6 P-TIGHT BIND HEAD (3±0.25kgfcm)
  • Page 89 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Install the FFC according to the following procedures. Lead the FFC through the hole of the Holder FFC and Main Frame. Holder FFC Figure 4-84. Installing the CR Unit (3) Secure the FFC with rib A and rib B.
  • Page 90: Pf Roller

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.12 PF Roller Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit 64), Main Board 65), EJ Roller/ EJ Frame Assy CR Motor/ Driven Pulley 75), Ink System Removal procedure Be careful not to touch the coating part of the PF Roller with bare hands or damage it to avoid degrading the print quality.
  • Page 91: Ld Roller/ Asf Unit

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.5.13 LD Roller/ ASF Unit Parts/Components need to be removed in advance: Scanner Stand/Cover Wire 60), Scanner Unit Panel Unit 64), Hopper 72), Main Board CR Motor/ Driven Pulley 75), Ink System(p Main Frame Removal procedure...
  • Page 92 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Release the hook of the Combination Gear, and remove the gear from the ASF Housing. Remove the Lever Pick Clutch from the ASF Housing. Hook ASF Housing Figure 4-93. Removing the Lever Pick Clutch 10. Disengage the Lever Clutch Spring from the ribs of the Change Lever, and remove the Lever Clutch Spring.
  • Page 93: Waste Ink Pads

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Assemble the LD Roller Assy following the procedure below. Install the Clutch while aligning the guide pin of the LD Roller Shaft with the hole of the Clutch. Install the Extension Spring between the hook of the LD Roller Shaft and that of the Clutch.
  • Page 94 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 When installing the Waste Ink Pads, align the ribs of the Lower Housing with the notches of the Waste Ink Pads. (See Fig.4-99.) When installing the Diffusion Sheet in the section B, install the Waste Ink Cover and the Waste Ink Pads (x3) in the order shown below.
  • Page 95 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 When installing the Waste Ink Pad D, make sure to fit it evenly 1.5mm lower than the platen surface of the Lower Housing. If the Lower Housing is contaminated with the liquid of the Waste Ink Pad D, make sure to wipe it off with alcohol.
  • Page 96: Disassembling The Scanner Unit

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.6 Disassembling the Scanner Unit 4.6.1 Upper Scanner Housing Parts/Components need to be removed in advance: Document Cover/ASF Cover 59), Scanner Unit Removal procedure Following work should be performed in a room where there is a little dust.
  • Page 97: Scanner Carriage Unit

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.6.2 Scanner Carriage Unit Parts/Components need to be removed in advance: Document Cover/ASF Cover 59), Scanner Unit Upper Scanner Housing Removal procedure Do not scratch the Rod Lens Array when removing the Scanner Carriage Unit. Rod Lens Array Figure 4-107.
  • Page 98 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 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 Figure 4-111. Removing the CIS Unit DISASSEMBLY/ASSEMBLY Shaft and Shaft hole...
  • Page 99: Scanner Motor Unit

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 4.6.3 Scanner Motor Unit Parts/Components need to be removed in advance: Document Cover/ASF Cover 59), Scanner Unit Upper Scanner Housing Removal procedure Move the Scanner Carriage Unit to the center. (Refer to 4.6.2 Scanner Carriage Unit Step1 (p97)) Loosen the Scanner Timing Belt by pressing the Driven Pulley and remove the Scanner Timing Belt from the Combination Gear and the Driven Pulley.
  • Page 100 C H A P T E R ADJUSTMENT Confidential...
  • Page 101: Adjustment Items And Overview

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 5.1 Adjustment Items and Overview This chapter describes adjustments required after the disassembly/reassembly of the printer. 5.1.1 Servicing Adjustment Item List (TBD) The adjustment items of this product are as follows. Adjustment Item When the main board needs to be replaced, use this to copy adjustment values stored on the old main board to the new board.
  • Page 102 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Maintenance Item The printer indicates a maintenance error when the waste ink pad counter reaches its maximum. Use this to reset the counter after replacing the Waste Waste ink pad Ink Pad. If you find the counter is close to the maximum level during...
  • Page 103: Required Adjustments (Tbd)

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 5.1.2 Required Adjustments (TBD) The table below lists the required adjustments depending upon the parts being repaired or replaced. Find the part(s) you removed or replaced, and check which adjustment(s) must be carried out. Priority Adjustment Item...
  • Page 104 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Priority Adjustment Item Part Name Remove Upper paper guide Replace Remove PF roller Replace Remove Waste ink pad Replace Remove Ink System Replace Remove PF Motor Replace Remove PF Encorder/PF Scale Replace Remove CR Scale Replace...
  • Page 105: Using The Adjustment Program (Tbd)

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 5.2 Using the Adjustment Program (TBD) This section describes how to judge the adjustment patterns printed by the Adjustment Program. For information on how to operate the Adjustment Program, see the instructions displayed by the Adjustment Program.
  • Page 106: Head Angular Adjustment

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 5.2.3 Head Angular Adjustment The following pattern is printed. Figure 5-3. Head angular adjustment Pattern Printing How to Judge Examine the printout patterns, and enter the value for the pattern without any gap or overlap. Additional Information If there is no OK pattern printed, enter the value for the best one, and print the adjustment pattern again.
  • Page 107: Pf Adjustment

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 5.2.5 PF Adjustment Figure 5-5. PF Band Adjustment Printout Pattern ADJUSTMENT How to Judge Examine the printout patterns and enter the value for the pattern without any overlap or gap between the two rectangles. Additional Information If overlaps or gaps are observed in all the patterns, enter the value for the best one, and print the adjustment pattern again.
  • Page 108: Chapter 6 Maintenance

    C H A P T E R MAINTENANCE Confidential...
  • Page 109: Overview

    Adjustment program. * : Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/ TX105/TX106/TX109/ME 300 have three modes for manual cleaning, and even during printing, the appropriate cleaning mode is automatically selected and performed according to various conditions.
  • Page 110: Lubrication

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 6.1.3 Lubrication The type and amount of the grease used to lubricate the printer parts are determined based on the results of the internal evaluations. Therefore, be sure to apply the specified type and amount of the grease to the specified part of the printer mechanism on the following occasion.
  • Page 111 Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 0-digit side Lower Housing Figure 6-3. Lubrication on Lower Housing (2) 80-digit side EJ Roller Lower Housing Figure 6-4. Lubrication on Lower Housing (3) MAINTENANCE <Lubrication Point> Rib of the Lower Housing (Contact area with the EJ Roller.) <Lubrication Type>...
  • Page 112: Chapter 7 Appendix

    C H A P T E R APPENDIX Confidential...
  • Page 113: Exploded Diagram / Parts List

    Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 7.1 Exploded Diagram / Parts List This manual does not provide exploded diagrams or parts list. For the information, see SPI (Service Parts Information). APPENDIX Exploded Diagram / Parts List Revision A Confidential...

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