Table Of Contents - Epson L351 Service Manual

Table of Contents

L350/L300/L355/L210/L110 Series

1.1 Troubleshooting......................................................................................................................................................... 9

1.1.1 Troubleshooting Workflow .............................................................................................................................. 9

1.2 Power-On Sequence ................................................................................................................................................ 11

1.3 Fatal Error Code List............................................................................................................................................... 13

1.3.1 Printer Fatal Error Code ................................................................................................................................. 13

1.3.2 Scanner Fatal Error Code ............................................................................................................................... 15

Chapter 2 Disassembly/Reassembly

2.1 Overview ................................................................................................................................................................. 17

2.1.1 Tools ............................................................................................................................................................... 17

2.1.2 Jigs .................................................................................................................................................................. 17

2.1.2.1 Making the Spring Hook Jig .................................................................................................................. 17

2.1.3 Locations of the Parts/Units ........................................................................................................................... 18

2.1.4 Standard Operation Time for Servicing the Product ...................................................................................... 22

2.1.5 Checks and Precautions before Disassembling .............................................................................................. 25

2.1.5.1 Factors which Affect the Print Quality .................................................................................................. 25

2.1.5.2 Factors which Affect the Safety of Service Personnel such as Ink Leakage during Operation ............ 26

2.2 Disassembly/Reassembly Procedures ..................................................................................................................... 30

2.2.1 Disassembly Flowchart................................................................................................................................... 31

2.2.2 Disassembly Flowchart (Printhead/Main Board) ........................................................................................... 39

2.3 Detailed Disassembly/Reassembly Procedure for each Part/Unit........................................................................... 40

2.4 Routing FFCs/cables ............................................................................................................................................... 49

Chapter 3 Adjustment

3.1 Required Adjustments ............................................................................................................................................. 53

3.2 Adjustment Program................................................................................................................................................ 58

3.2.1 Operating Environment .................................................................................................................................. 58

3.2.2 Details of the Adjustment Program ................................................................................................................ 58

3.2.2.1 CR Motor Heat Protection Control / PF Motor Heat Protection Control .............................................. 58

3.2.3 Scanner Motor Heat Protection Control ......................................................................................................... 59

3.3 Mechanism Adjustment / Check ............................................................................................................................. 60

3.3.1 Checking the Platen Gap ................................................................................................................................ 60

3.3.2 CR/PF Belt Tension Check............................................................................................................................. 62

Chapter 4 Maintenance

4.1 Overview ................................................................................................................................................................. 65

4.1.1 Cleaning.......................................................................................................................................................... 65

4.1.2 Lubrication...................................................................................................................................................... 65

4.2 Lubrication Points and Instructions......................................................................................................................... 66

Chapter 5 Appendix

5.1 Connector Diagram ................................................................................................................................................. 72

5.2 Points to be checked before packing the printer...................................................................................................... 73

5.3 Protection for Transportation .................................................................................................................................. 74

5.3.1 Securing the CR Unit...................................................................................................................................... 74

5.3.2 Securing the Paper Support Assy ................................................................................................................... 75

5.3.3 Securing the Ink Supply Tank Assy/Top Cover............................................................................................. 76

Contents

Revision B

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