Epson Stylus Color 880, Руководство по обслуживанию

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EPSON Stylus COLOR 880 Revision A
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Chapter 3 Troubleshooting
3.1 Overview ........................................................................................... 56
3.1.1 Troubleshooting with LED Error Indications .............................. 57
3.1.1.1 Remedies for Paper Out Error ............................................ 59
3.1.1.2 Remedies for the Paper Jam Error ..................................... 61
3.1.1.3 Remedies for No I/C and Ink Out Errors ............................. 62
3.1.1.4 Remedies for the Maintenance Error ................................. 64
3.1.1.5 Remedies for Fatal Error .................................................... 65
3.1.2 Isolating the Faulty Part on the Power Supply Board ................ 68
3.1.3 Isolating the Faulty Part according to the Phenomenon ............ 70
Chapter 4 Disassembly and Assembly
4.1 Overview ........................................................................................... 77
4.1.1 Precautions for Disassembling the Printer ................................ 77
4.1.2 Tools .......................................................................................... 78
4.1.3 Specification for Screws ............................................................ 79
4.1.4 Service Checks After Repair ..................................................... 80
4.2 Disassembly Procedures ................................................................ 81
4.2.1 Removing the Upper Housing ................................................... 82
4.2.2 Removing the Circuit Board Assembly ...................................... 83
4.2.3 Removing the Operation Panel ................................................. 85
4.2.4 Disassembling the Printer Mechanism ...................................... 86
4.2.4.1 Removing the Printhead Unit ............................................. 87
4.2.4.2 Removing the Waste Ink Absorber Tray Assembly ............ 89
4.2.4.3 Removing the Ink System Assembly .................................. 91
4.2.4.4 Removing the CR Motor Assembly .................................... 94
4.2.4.5 Removing the DE Assembly (include the ASF/Pump motor) 95
4.2.4.6 Removing the ASF Assembly ............................................. 99
4.2.4.7 Removing the CR Assembly ............................................ 105
4.2.4.8 Removing the PF Roller Assembly and Paper Eject Roller Assembly
110
4.2.4.9 Remove the PF Motor Assembly ...................................... 114
4.2.4.10 Removing the PE Detector Assembly ............................ 115
Chapter Adjustment
5.1 Overview ......................................................................................... 117
5.1.1 Required Adjustments ............................................................. 117
5.1.2 Adjustment Tools Required ..................................................... 118
5.2 Adjustment ..................................................................................... 119
5.2.1 Parallelism Adjustment ............................................................ 119
5.2.2 Backlash value Adjustment for PF motor ................................ 122
5.2.3 Adjustment by Adjustment Program ........................................ 125
5.2.4 Adjustment Program Installation Procedure ............................ 126
5.2.5 Adjustment Program Initial Setting menu ................................ 126
5.3 Sequential Repair Service Program feature ............................... 127
5.3.1 Feature .................................................................................... 127
5.3.2 Printhead removal ................................................................... 128
5.3.3 Printhead replacement ............................................................ 130
5.3.4 Main board replacement ......................................................... 134
5.3.5 CR unit replacement or removal ............................................. 135
5.3.6 CR motor replacement or removal .......................................... 135
5.3.7 Printer mechanism replacement ............................................. 136
5.3.8 Waste ink pad replacement .................................................... 136
5.4 Individual service adjustment program feature ......................... 137
5.4.1 Head cleaning function ............................................................ 137
5.4.2 Initial ink charge function ......................................................... 137
5.4.3 Protection counter check/reset ................................................ 138
5.4.4 EEPROM check function ......................................................... 138
5.4.5 Refurbishment for DOA ........................................................... 139
5.4.6 A4 Check pattern .................................................................... 140
Chapter 6 Maintenance
6.1 Overview ........................................................................................ 143
6.1.1 Cleaning .................................................................................. 143
6.1.2 Service Maintenance ............................................................... 143
6.1.3 Lubrication ............................................................................... 144
Chapter 7 Appendix
7.1 Connector Summary ..................................................................... 153
7.1.1 Connector Pin Assignment ...................................................... 153
7.1.2 EEPROM ADDRESS MAP ..................................................... 156
7.2 Circuit Board Component Layout ................................................ 162