Epson EPL-6200, Service Manual

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EPSON EPL-6200/EPL-6200L Revision A
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1.10.3 About the Moist Environment Mode Select ............................................. 60
1.11 Status Sheet ....................................................................................................... 61
1.12 Ambient Conditions........................................................................................... 64
1.13 Differences in Specifications between Intended Markets ................................. 65
1.13.1 Differences in Specifications.................................................................... 65
1.13.2 Jumper Setting .......................................................................................... 66
1.14 Notes on Installation of Optional Units............................................................. 66
Chapter 2 Operating Principles
2.1 Overview ............................................................................................................. 68
2.1.1 EPL-6200 Major Components.................................................................... 68
2.1.2 EPL-6200L Major Components ................................................................. 69
2.1.3 Paper Path ................................................................................................... 70
2.1.4 Electrical Parts ............................................................................................ 71
2.1.5 Operation Sequence .................................................................................... 72
2.1.6 Various Sensors .......................................................................................... 73
2.2 Description of Mechanisms................................................................................. 74
2.2.1 Print Head (PH) .......................................................................................... 74
2.2.1.1 Entire Constitution .............................................................................. 74
2.2.1.2 Exposure Process................................................................................. 74
2.2.1.3 Laser Emission Timing ....................................................................... 75
2.2.1.4 Laser Emission Area ........................................................................... 75
2.2.1.5 Cooling inside the Printer.................................................................... 76
2.2.2 Charging Process ........................................................................................ 77
2.2.3 Development Process (Imaging Cartridge) ................................................ 78
2.2.3.1 OVERVIEW........................................................................................ 78
2.2.3.2 OPC Drum........................................................................................... 79
2.2.3.3 Development Process .......................................................................... 80
2.2.3.4 Detection Of Developer Cartridge (toner cartridge) ........................... 81
2.2.4 Transfer Process.......................................................................................... 82
2.2.5 Fusing Process ............................................................................................ 83
2.2.5.1 Overview ............................................................................................. 83
2.2.5.2 Fusing Temperature Control ............................................................... 83
2.2.6 Paper Feed Mechanism............................................................................... 85
2.2.6.1 MP (Multiple Purpose Paper) Tray ..................................................... 85
2.2.6.2 Manual Paper Feeding (EPL-6200)..................................................... 86
2.2.7 Lower Cassette (Option for EPL-6200)...................................................... 87
2.2.7.1 Locations of Electrical Parts................................................................ 87
2.2.7.2 Paper Feed Mechanism ....................................................................... 87
2.2.7.3 Paper Cassette Empty Sensor.............................................................. 88
2.2.7.4 Cassette Type Sensor .......................................................................... 88
2.2.8 Paper Eject Process..................................................................................... 89
2.2.8.1 Paper Eject Mechanism....................................................................... 89
2.2.9 Duplex Unit (option) .................................................................................. 90
2.2.9.1 Locations of Electrical Parts ............................................................... 90
2.2.9.2 Driving of Duplex Unit ....................................................................... 91
2.2.9.3 Paper Feeding System ......................................................................... 92
2.3 Operating Principles of Electric Circuitry........................................................... 94
2.3.1 Operation Overview of the Main Control Circuit Board............................ 94
2.3.1.1 Main Control Circuit Board (C533 MAIN) for EPL-6200 ................. 94
2.3.1.2 Main Control Circuit Board (C533Main) for EPL-6200L .................. 98
Chapter 3 Troubleshooting
3.1 Overview ........................................................................................................... 100
3.1.1 Specified Tools ......................................................................................... 100
3.1.2 Procedure for Troubleshooting................................................................. 100
3.1.3 Preliminary Checks................................................................................... 101
3.1.4 Notes on Troubleshooting ........................................................................ 101
3.1.5 Overall Control System ............................................................................ 101
3.1.6 Printer Messages (EPL-6200)................................................................... 102
3.1.6.1 Service Call Error.............................................................................. 102
3.1.7 Printer Messages (EPL-6200L) ................................................................ 106
3.2 Troubleshooting When There is Error Display ................................................. 107
3.2.1 Fuser warming up problem....................................................................... 107
3.2.2 Fan problem.............................................................................................. 108
3.2.3 Polygon Motor Error ................................................................................ 108
3.2.4 Laser problem ........................................................................................... 109
3.2.5 High voltage circuit problem.................................................................... 109
3.2.6 Fuser high temperature problem............................................................... 110
3.2.7 CPU Error ................................................................................................. 110
3.2.8 Engine Communication Error................................................................... 110
3.2.9 Fuser low temperature problem................................................................ 111
3.2.10 Standard RAM Error .............................................................................. 112
3.2.11 RAM Error (Slot 0)................................................................................. 112
3.2.12 ROM Checksum Error (Font)................................................................. 113
3.2.13 ROM Checksum Error (Program) .......................................................... 113
3.2.14 Option ROM Error.................................................................................. 114