Epson TM-FX2180 manual Service Check After Repair, Category Item to Question to Answer Checkmark

Page 48

EPSON FX-2180 Service Manual

4.1.4Service Check After Repair

After you repair the printer and before you return it, use the checklist in Table 4-5 to make sure the printer is operating properly.

Table 4-5. Inspection Checklist for the Repaired Printer

Category

 

Item to

 

Question to Answer

 

Checkmark

 

 

Check

 

 

 

 

 

 

 

 

 

 

 

Printer unit

 

Print head

 

Are any wires broken?

 

Checked

 

 

 

 

 

 

Not necessary

 

 

 

 

Are any wires worn out?

 

Checked

 

 

 

 

 

 

Not necessary

 

 

Carriage

 

Does the carriage move

 

Checked

 

 

mechanism

 

smoothly?

 

Not necessary

 

 

 

 

Movement noisy

 

 

 

 

 

 

YMechanism dirty

 

 

 

 

 

 

Mechanism oily

 

 

 

 

 

 

Is the CR motor running

 

Checked

 

 

 

 

at the correct

 

Not necessary

 

 

 

 

temperature (not

 

 

 

 

 

 

overheating)?

 

 

 

 

Paper

 

Is paper advancing

 

Checked

 

 

advance

 

smoothly?

 

Not necessary

 

 

mechanism

 

Movement noisy

 

 

 

 

 

 

YMechanism dirty

 

 

 

 

 

 

Mechanism oily

 

 

 

 

 

 

Is the PF motor running

 

YChecked

 

 

 

 

at the correct

 

Not necessary

 

 

 

 

temperature (not

 

 

 

 

 

 

overheating)?

 

 

Chapter 4 Disassembly and Assembly

Table 4-5. Inspection Checklist for the Repaired Printer (Continued)

Category

 

Item to

 

Question to Answer

 

Checkmark

 

 

Check

 

 

 

 

 

 

 

 

 

 

 

Printer unit

 

Paper path

 

Is the type of paper in the

 

Checked

(continued)

 

 

 

printer feeding smoothly?

 

YNot necessary

 

 

 

 

Is the tractor feeding

 

Checked

 

 

 

 

paper correctly?

 

Not necessary

 

 

 

 

Is the paper path clear of

 

Checked

 

 

 

 

all obstructions?

 

Not necessary

 

 

 

 

Is the platen free of

 

Checked

 

 

 

 

damage?

 

Not necessary

 

 

Ribbon

 

Is the ribbon mask free of

 

Checked

 

 

mask

 

distortion?

 

Not necessary

Testing

 

Self test

 

Does the self test print

 

Checked

 

 

 

 

correctly?

 

Not necessary

 

 

Online test

 

Does the online test print

 

Checked

 

 

 

 

correctly?

 

Not necessary

Adjustment

 

Print head

 

Is the platen gap adjusted

 

Checked

 

 

 

 

correctly?

 

Not necessary

 

 

 

 

Is the bidirectional print

 

Checked

 

 

 

 

position adjusted

 

Not necessary

 

 

 

 

correctly?

 

 

 

 

Default

 

Have the user-change-

 

Checked

 

 

settings

 

able settings been reset

 

Not necessary

 

 

 

 

to the default settings?

 

 

System

 

ROM

 

What is the ROM

 

Checked

upgrade

 

version

 

version? Install the latest

 

Not necessary

 

 

 

 

ROM version, if

 

 

 

 

 

 

necessary.

 

 

 

 

Shipment

 

Has the ribbon been

 

Checked

 

 

 

 

removed?

 

Not necessary

 

 

 

 

 

 

 

 

 

 

 

Are all the necessary

 

Checked

 

 

 

 

parts included in the

 

Not necessary

 

 

 

 

shipment?

 

 

4-3

Image 48
Contents 659,&0$18$ FCC Compliance Statement For American Users Trademarks Precautions Preface Table of Contents Page Page Product Description Specifications Printing SpecificationsPrint Speed and Printable Columns Character Printable Printing Speed cpsResolution Printing ModePrintable Area Vertical Adjacent Dot Density dpiContinuous Paper EnvelopesPostcards Roll PaperPaper Feed Specifications Paper SpecificationsFront Entry Rear Entry Minimum Maximum Minimum Maximum Front Entry Rear Entry Bottom Entry Min Max Interface Specifications Software SpecificationsFront Entry Bottom Entry Minimum Maximum Electrical Specifications Physical SpecificationsEnvironmental Conditions ReliabilityOperation LEDs Button FunctionLEDs Color Description Error Beep Pattern Paper Release Lever PositionsBeeper Lever Position DescriptionTurning on the Double-strike Mode Special FunctionsPaper Thickness Lever Positions Printing a Self TestUsing the Bidirectional Adjustment Mode Changing Default SettingsSetting Options Consumables and Options Printing a Hex DumpClearing the Eeprom ConsumablesOperating Principles Overview Printer MechanismPower Supply Circuit Power Supply Circuit OperationBoard Input Voltage Fuse F1 Rating Output Voltage ApplicationsControl Circuit Control Circuit OperationComponent Functions CPU IC2+$375 Troubleshooting Information Print HeadSensors Sensor Test PointsError Conditions MotorsUnit Level Troubleshooting Symptom Problem Description FlowchartFlowchart Abnormal Paper Feeding Abnormal Power Operation Repairing the Power Supply Board Problem Cause Checkpoint SolutionWaveform Repairing the Main Board Assembly Problem Cause Checkpoint Solution15. Waveform Repairing the Printer Mechanism Repairing the Printer MechanismFFC TOP Troubleshooting Disassembly and Assembly Precautions Description SpecificationTools ToolSpecifications for Screws Abbreviation Part NameService Check After Repair Category Item to Question to Answer CheckmarkDisassembly and Assembly Whenever you repair the printer, wipePreparing to Disassemble the Printer Rear tractor tab 1Removing the Panel Board Assembly Removing the Panel Board AssemblyConnecting the Print Head FFCs Removing the Print HeadRemoving the PW Sensor Assembly Removing the HP Sensor10. Installing the PW Sensor Assembly Removing the Ribbon MaskRemoving the Upper Housing Assembly 13. Removing the Upper Housing AssemblyRemoving the Platen Assembly 15. Removing the Platen AssemblyRemoving the Case Open Sensor Assembly Removing the Platen Gear18. Removing the Case Open Sensor Assembly Removing the Printer MechanismConnector Pins CN9Removing the CR Motor Assembly 21. Removing the CR Motor AssemblyRemoving the PF Motor Assembly 22. Removing the PF MotorRemoving the PG Sensor Assembly 23. Removing the PG Sensor AssemblyRemoving the Right Sub Frame Assembly Removing the Right Frame AssemblyDisassembling the Right Frame Assembly $-86701727. Engaging the Right Frame Assembly Gears 1 Removing the Left Frame Assembly 29. Engaging the Tractor Clutch CamRemoving the Ribbon Drive RD Assembly 30. Removing the Left Frame AssemblyRemoving the CR Assembly Tightening torque for the two CBS screws34. Inserting the Timing Belt Removing the Rear PE Sensor Assembly 36. Installing the Rear CR Guide Shaft38. Removing the Front PE Sensor Assembly 39. Removing the Upper Shield Plate and Upper I/F Removing the Power Supply Board Assembly 41. Removing the Power Supply Board AssemblyAdjustments Adjustment Overview Required AdjustmentsAdjustment Tools Adjusting and Resetting the Printer Platen Gap/Parallelism AdjustmentSetting the PG Adjustment Lever Bidirectional Print Alignment Bi-d Adjustment Adjusting the Parallelism of the Carriage Guide ShaftPerforming the Bi-d Adjustment Using the Settings Diskette Destination SettingPerforming the Bi-d Adjustment from the Control Panel Bi-d Adjustment MenuFactory Settings 11. Pitch LightsTPE Level Reset TPE level. Check that the reset value is FF17. Main Menu Adjustments Maintenance Preventive Maintenance Lubrication Name Quantity Availability Part NumberMaintenance Ref. No Lubrication Points Quantity LubricantLubrication Points 1 Appendix Connector Summary Board Connector Function PinsSignal Name Function Pin Signal Name Function Table A-8. Connector Pin Assignments − CN9 Table A-13. Connector Pin Assignments − CN14 Circuit Board Component Layout Diagrams Figure A-3. C244 Main Board Component Layout Diagram 2Figure A-4. C166 PSB Board Component Layout Diagram Circuit Board and Exploded Diagrams Page DB1 A t s in k Q 1 , D 5 Page Exploded Diagram for FX-21801 Exploded Diagram for FX-21802 Exploded Diagram for FX-21803