Epson ACULASER COLOR 2000 Service Manual page 9

EPSON AcuLaser C2000 / AcuLaser C1000
Chapter 2 Operating Principles
2.1 Mechanism Overview ...................................................................... 69
2.1.1 Gear Roller Arrangement .......................................................... 70
2.2 Printing Process .............................................................................. 77
2.2.1 Paper Feed Mechanism ............................................................ 78
2.2.1.1 Tray 1 ................................................................................. 78
2.2.1.2 Tray 2 (Cassette 1) ............................................................. 79
2.2.1.3 Tray 3 (Cassette 2) ............................................................. 79
2.2.1.4 Timing Roller ...................................................................... 80
2.2.2 Charging Process ...................................................................... 80
2.2.3 Exposure Process ..................................................................... 82
2.2.4 Development Process ............................................................... 83
2.2.4.1 Toner Cartridge Rack ......................................................... 83
2.2.4.2 Toner Cartridge .................................................................. 85
2.2.4.3 Names of Unit Contacting Terminals .................................. 88
2.2.5 Transfer Process ....................................................................... 89
2.2.5.1 Mid-Transfer Belt Unit ........................................................ 89
2.2.5.2 Mid-Transfer ....................................................................... 89
2.2.5.3 Paper Transfer ................................................................... 90
2.2.6 Waste Toner Bottle .................................................................... 93
2.2.7 Suction Process ........................................................................ 94
2.2.8 Fusing Process .......................................................................... 94
2.2.8.1 Fusing Unit ......................................................................... 94
2.2.8.2 Fusing Temperature Control .............................................. 96
2.2.8.3 Fusing Oil Roll .................................................................... 99
2.2.9 Paper Eject Process .................................................................. 99
2.2.9.1 Duplex Unit (option) .......................................................... 100
2.3 Controller Board Operating Principles ........................................ 101
2.3.1 Controller Board for AcuLaser C2000 ..................................... 101
2.3.2 Controller Board for AcuLaser C1000 ..................................... 102
Chapter 3 Troubleshooting
3.1 Troubleshooting Method .............................................................. 105
3.1.1 Troubleshooting Procedure ..................................................... 105
3.1.2 Power is not Applied ................................................................ 106
3.1.3 Self Check Function (AcuLaser C2000) .................................. 107
3.2 Printer Message ............................................................................. 108
3.2.1 Messages ................................................................................ 108
3.2.1.1 Printer Messages on AcuLaser C2000 ............................. 108
3.2.1.2 Printer Status of AcuLaser C1000 .................................... 111
3.2.2 Printer Message Details of Status Messages and Remedies . 112
3.2.2.1 Details of Status Messages and Remedy
(AcuLaser C2000) ............................................................. 112
3.2.2.2 Details of Status Messages and Processing
(AcuLaser C1000) ............................................................. 113
3.2.3 Details of Error Messages and Remedies ............................... 114
3.2.3.1 Details of Error Messages and Remedy
(AcuLaser C2000) ............................................................. 114
3.2.3.2 Details of Error Status and Remedy
(AcuLaser C1000) ............................................................. 116
3.2.4 Details of Warning Messages and Remedies ......................... 119
3.2.4.1 Details of Warning Messages and Remedy
(AcuLaser C2000) ............................................................. 119
3.2.4.2 Details of Warning Status and Remedy
(AcuLaser C2000) ............................................................. 121
3.2.5 Service Call Error Messages ................................................... 123
3.2.5.1 Engine Related Service Call Error Messages .................. 123
3.2.5.2 Engine Related Service Call Error Troubleshooting ......... 125
3.2.5.3 Controller Related Service Call Error Messages .............. 132
3.3 Image Quality Troubleshooting ................................................... 135
Chapter 4 Disassembly and Assembly
4.1 Overview ........................................................................................ 139
4.1.1 Cautions .................................................................................. 139
4.1.2 Service Tools .......................................................................... 139
4.1.3 Screws, Small Parts ................................................................ 140
4.1.4 Fuses ...................................................................................... 140
4.2 Disassembling Procedure ............................................................ 141
4.2.1 Overview ................................................................................. 141
4.2.2 Before Disassembling the Printer ............................................ 142
4.2.3 Outer Cover Removal ............................................................. 142
4.2.3.1 Front Cover Removal ....................................................... 142
4.2.3.2 Operation Panel Removal ................................................ 143
4.2.3.3 Front Inner Cover Removal .............................................. 143
4.2.3.4 Top Cover Removal ......................................................... 144
Revision E
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