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爱普生维修手册STYLUS PHOTO T50/T59/T60/P50/R280/R285/R290/R330

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CONTENTS
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....................................................................................... 13
1.2.5 Printing Area ........................................................................................... 15
1.3 Interface.............................................................................................................. 16
1.4 General Specifications........................................................................................ 17
1.4.1 Electrical Specifications .......................................................................... 17
1.4.2 Environmental Conditions....................................................................... 17
1.4.3 Durability................................................................................................. 18
1.4.4 Acoustic Noise......................................................................................... 18
1.4.5 Safety Approvals (Safety standards/EMI)............................................... 18
1.5 Operation Buttons & Indicators (LEDs)............................................................. 19
1.5.1 Operation Buttons.................................................................................... 19
1.5.2 Indicators (LEDs) .................................................................................... 19
1.5.3 Operation Buttons & LEDs Functions .................................................... 19
1.5.4 Errors & Remedies .................................................................................. 21
Chapter 2 Operating Principles
2.1 Overview ............................................................................................................ 23
2.1.1 Printer Mechanism................................................................................... 23
2.1.2 Motors & Sensors .................................................................................... 24
2.2 Banding Reduction System (BRS) / Paper Feed Amount Profile Correction (PFP)
25
2.3 Power-On Sequence ........................................................................................... 26
2.4 Printer Initialization............................................................................................ 28
Chapter 3 Troubleshooting
3.1 Overview ............................................................................................................ 30
3.1.1 Troubleshooting on Motors and Sensors................................................. 30
3.2 Warning / Error Indications................................................................................ 31
3.2.1 Error Indication Method.......................................................................... 31
3.3 Troubleshooting by Error Message .................................................................... 33
3.3.1 Troubleshooting Problems with Error Messages .................................... 33
3.4 Troubleshooting by Symptom............................................................................ 44
3.4.1 Problems in Printing Operation............................................................... 44
3.4.2 Power Problems....................................................................................... 49
3.4.3 Ink-related Problems ............................................................................... 49
3.4.4 Problems with Interfaces......................................................................... 51
Chapter 4 Disassembly/Assembly
4.1 Overview ............................................................................................................ 53
4.1.1 Precautions .............................................................................................. 53
4.1.2 Tools........................................................................................................ 54
4.1.3 Screws ..................................................................................................... 54
4.1.4 Making a Special Tool for CSIC Board .................................................. 55
4.1.5 Work Completion Checklist.................................................................... 55
4.1.6 Required Preparation before Disassembly .............................................. 58
4.1.7 Orientation Definition ............................................................................. 58
4.1.8 How to Unlock the Carriage.................................................................... 58
4.1.9 Procedural Differences ............................................................................ 59
4.1.10 Disassembly Flowchart ......................................................................... 60
4.2 Removing Exterior Parts/Components............................................................... 61
4.2.1 Printer Cover ........................................................................................... 61
4.2.2 Paper Support Assy ................................................................................. 61
4.2.3 Stacker Assy / Stacker Cover .................................................................. 62
4.2.4 Upper Housing ........................................................................................ 62
4.3 Removing Control Boards.................................................................................. 64
4.3.1 Main Board Unit...................................................................................... 64
4.3.2 Panel Assy/ Cover Open Sensor.............................................................. 67
4.3.3 P/S Assy .................................................................................................. 71
4.4 Disassembling the Printer Mechanism............................................................... 72

4.4.1 Removing the Printer Mechanism........................................................... 72

4.4.2 Printhead.................................................................................................. 75
4.4.3 CR Scale .................................................................................................. 77
4.4.4 APG Unit ................................................................................................. 78
4.4.5 Waste Ink Tray ........................................................................................ 80
4.4.6 Waste Ink Pad.......................................................................................... 80
4.4.7 Left & Right Guide Stackers / CDR Guide Sensor ................................. 81
4.4.8 Ink System ............................................................................................... 82
4.4.9 EJ Frame Assy......................................................................................... 84
4.4.10 PF Encoder / PF Scale ........................................................................... 86
4.4.11 PF Motor................................................................................................ 87
4.4.12 CR Motor............................................................................................... 87
4.4.13 CR Unit.................................................................................................. 89
4.4.14 ASF Unit................................................................................................ 92
4.4.15 Upper Paper Guide ................................................................................ 94
4.4.16 APG Sensor Assy .................................................................................. 95
4.4.17 Front Paper Guide Assy......................................................................... 96
4.4.18 CDR Tray Sensor .................................................................................. 98
4.5 Disassembly/reassembly procedures of Epson Artisan 50/Epson Stylus Photo T50/
T59/T60/P50/R330 .................................................................................................... 99
4.5.1 Panel Assy ............................................................................................... 99
Chapter 5 Adjustment
5.1 Adjustment Items and Overview ...................................................................... 104
5.1.1 Servicing Adjustment Item List............................................................. 104
5.1.2 Required Adjustments ........................................................................... 107
5.2 Using the Adjustment Program ........................................................................ 109
5.2.1 Top Margin Adjustment ........................................................................ 109
5.2.2 Head Angular Adjustment..................................................................... 109
5.2.3 Bi-D Adjustment ................................................................................... 110
5.2.4 PW Adjustment/First Dot Position Adjustment .................................... 111
5.2.5 PF Adjustment ....................................................................................... 112
5.2.6 PG Adjustment ...................................................................................... 113
5.3 Banding Reduction System (BRS) Adjustment / Paper Feed Amount Profile (PFP)
Correction ................................................................................................................ 115
5.3.1 Overview ............................................................................................... 115
5.3.2 Adjustment Procedure ........................................................................... 117
Chapter 6 Maintenance
6.1 Overview .......................................................................................................... 121
6.1.1 Cleaning................................................................................................. 121
6.1.2 Service Maintenance ............................................................................. 121
6.1.3 Lubrication ............................................................................................ 122
Chapter 7 Appendix
7.1 Exploded Diagram / Parts List ......................................................................... 129

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