Epson TX100, TX105, SX100, NX105 Adjustment Items and Overview, Servicing Adjustment Item List TBD

Page 101

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

Revision A

5.1 Adjustment Items and Overview

CHECK

This chapter describes adjustments required after the disassembly/reassembly of thePOINT printer.

5.1.1 Servicing Adjustment Item List (TBD)

The adjustment items of this product are as follows.

Table 5-1. Adjustment Items

For information on how to carry out the adjustments and media required for the adjustments, see the instructions displayed by the Adjustment Program.

Adjustment Item

Purpose

Method Outline

Tool

 

 

 

 

 

When the main board needs to be replaced, use this to copy adjustment

Readout the EEPROM data from the main board before removing it.

• Adjustment Program

EEPROM data copy

values stored on the old main board to the new board. If this copy is

Then replace the board with a new one, and load the EEPROM data to

 

completed successfully, all the other adjustments required after replacing the

the new board.

 

 

 

 

main board are no longer be necessary.

 

 

 

 

 

 

Initial setting

This must be carried out after replacing the main board to apply settings for

Select the target market. The selected market settings are

• Adjustment Program

the target market.

automatically written to the main board.

 

 

 

 

 

 

 

USB ID input

This sets a USB ID of the printer. A computer identifies the printer by the ID

Enter the product serial number of the printer. The ID is automatically

• Adjustment Program

when multiple same models are connected via a USB hub.

generated and written to the main board.

 

 

 

 

 

 

 

Head ID input

This must be carried out after replacing the Printhead in order to enter the

Enter the ID (11-digit) printed on the Head QR code label attached on

• Adjustment Program

new Printhead ID (Head ID) that reduces variation between Printheads.

the Printhead. The correction values are automatically written to the

 

 

 

main board.

 

 

 

 

 

TOP margin

This corrects top margin of printout.

A top margin adjustment pattern is printed. Examine the lines printed

• Adjustment Program

 

near the top edge of the printout, and enter the value for the line that

• Ruler

adjustment

 

 

is exactly 3 mm away from the top edge.

 

 

 

 

 

 

 

 

First dot position

This corrects left margin of printout. The print start position in the carriage

A first dot adjustment pattern is printed. Examine the lines printed

• Adjustment Program

moving direction is corrected by software.

near the left edge of the printout and enter the value for the line that is

• Ruler

adjustment

 

exactly 5 mm away from the left edge.

 

 

 

 

 

 

 

 

Head angular

This must be carried out after replacing the Printhead in order to correct tilt

A head angular adjustment pattern is printed. Examine the printed

• Adjustment Program

adjustment

of the Printhead by software.

lines and enter the value for the most straight lines.

 

 

 

 

 

 

This corrects print start timing in bi-directional printing to improve the print

A Bi-D adjustment pattern is printed. the pattern are printed for each of

• Adjustment Program

Bi-D adjustment

quality.

the four dot sizes. So, there are four groups. Examine the patterns and

 

 

enter the value for the pattern without any gap or overlap for each

 

 

 

 

 

 

mode.

 

 

 

 

 

CR motor heat

This must be carried out for efficient heat control of the CR motor.

Select the parts that you replaced. The correction values are

• Adjustment Program

Electrical variation of the motor and the power supply board are measured to

automatically written to the main board.

 

protection control

 

acquire correction values for them.

 

 

 

 

 

 

 

 

 

PF adjustment

This corrects variations in paper feed accuracy to achieve higher print

A PF adjustment pattern is printed. Examine the printout patterns and

• Adjustment Program

quality.

enter the value for the best pattern to register the correction value to

 

 

 

the printer.

 

 

 

 

 

ADJUSTMENT

Adjustment Items and Overview

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Confidential

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Contents Confidential Confidential Precautions About This Manual Revision Status Revision Date of Issue DescriptionContents Maintenance Product Description External View FeaturesInk Cartridge Printing SpecificationsBasic Specifications 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 FunctionButton Printer Status Functions Control Panel Functions16. Buttons Functions Revision a 17. LED Functions Priority Power LED Paper LED Ink LEDStand-alone Copy Function Supported Paper and Copy ModeSetting for Stand-alone Copy Multiple Copying Copy Speed20. Copy Speed 21. Conditions for Storing the Scanned DataOperating Principles Printer Mechanism OverviewScanner Mechanism CIS & Motor Motors & SensorsPrinter Mechanism Motors & Sensors 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 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 Start Disassembly ProceduresStacker Assy Removing the HousingPaper Support Tray Removing the ASF Cover Document Cover/ASF CoverScanner Stand Scanner Stand /Cover Wire11. 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 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 GearPrint quality Main FrameUpper Paper Guide with bare hands to avoid degrading 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 outWhenever the PF Roller is removed/replaced, the required PF RollerHands or damage it to avoid degrading the print quality 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 Scanner Unit, make sure to assemble the part referring to Upper Scanner HousingDisassembling the Scanner Unit Grease on the rail of the Lower Scanner Housing Do not scratch the Rod Lens Array when removing the ScannerScanner Carriage Unit Carriage Unit 113. Replacing the Spacers 114. Removing the Scanner Motor Unit Scanner Motor UnitAdjustment Adjustment Item Purpose Method Outline Tool Adjustment Items and OverviewServicing Adjustment Item List TBD 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 valueAdditional Information Head Angular AdjustmentBi-D Adjustment PF Band Adjustment Printout Pattern How to Judge PF AdjustmentMaintenance Service Maintenance CleaningLubrication Overview 111 Appendix Exploded Diagram / Parts List
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