Epson EPL-N2700 Service Manual page 9
Epson epl-n2700 /n2750 laser printer service manual
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Also See for EPL-N2700:
- Reference manual (270 pages) ,
- Service manual (200 pages) ,
- Getting ready (50 pages)
Table of Contents
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EPSON EPL-N2700 / N2750
3.1.1.1 Message List ...................................................................... 89
3.1.1.2 Message Descriptions ........................................................ 91
3.1.2 Service-call Error ....................................................................... 92
3.1.2.1 Engine Related Error .......................................................... 92
3.1.2.2 Controller Related Error List ............................................... 94
3.1.2.3 Clearing the Service-call Error ............................................ 95
3.1.3 Adding on RAM ......................................................................... 95
3.1.4 Troubleshooting ......................................................................... 95
3.1.4.1 The Printer will not Start ..................................................... 95
3.1.4.2 The Printer will no Print. ..................................................... 96
3.1.4.3 Image Quality Problems ..................................................... 96
4.1 Overview ........................................................................................... 98
4.1.1 Precaution ................................................................................. 98
4.1.2 Tools .......................................................................................... 98
4.1.3 Small Parts ................................................................................ 99
4.2 Disassembly Procedure ................................................................ 101
4.2.1 ROM DIMM Removal .............................................................. 102
4.2.2 Paper Eject Sensor Removal .................................................. 103
4.2.3 MP Cassette Paper Take-up Roller Removal ......................... 104
4.2.4 Transfer Section ...................................................................... 105
4.2.4.1 Transfer Roller Removal .................................................. 105
4.2.4.2 Transfer Unit Removal ..................................................... 106
4.2.4.3 Timing Roller Front Sensor Removal ............................... 106
4.2.4.4 Timing Clutch Removal .................................................... 107
4.2.4.5 Timing Roller Removal ..................................................... 108
4.2.4.6 Internal Cooling Fan Removal .......................................... 109
4.2.5 Separating the Printer ............................................................. 109
4.2.6 Rear Cover Removal ............................................................... 110
4.2.7 Transport Motor Removal ........................................................ 110
4.2.8 I/C Drive Motor Removal ......................................................... 111
4.2.9 MP Cassette Size Sensor Removal ........................................ 111
4.2.10 Paper Size Sensor Removal ................................................. 112
4.2.11 Top Cover Removal .............................................................. 112
4.2.12 Toner Empty Sensor Removal .............................................. 113
4.2.13 Main Circuit Board Removal .................................................. 114
4.2.14 Engine Controller Board Removal ......................................... 115
4.2.15 Power Supply Unit Cooling Fan Removal ............................. 117
4.2.16 High Voltage Unit Removal ................................................... 118
4.2.17 Front Cover Removal ............................................................ 119
4.2.18 Control Panel Removal ......................................................... 119
4.2.19 Printhead Unit Removal ........................................................ 120
4.2.20 Power Supply Unit Removal ................................................. 122
4.2.21 Fusing Section ...................................................................... 123
4.2.21.1 Fuser Unit Removal ........................................................ 123
4.2.21.2 Heater Lamp Replacement ........................................... 124
125
4.2.21.4 Upper Paper Separator Finger Removal ....................... 128
4.2.21.5 Lower Paper Separator Finger Removal ........................ 129
4.2.21.6 Upper Paper Eject Roller Removal ............................... 129
4.2.21.7 Lower Paper Eject Roller Removal ................................ 130
4.2.22 Drive Unit Removal ............................................................... 131
4.2.22.2 MP Cassette Set Sensor Removal ................................. 133
4.2.22.3 MP Cassette Paper Empty Sensor Removal ................. 133
4.2.22.4 MP Cassette Paper Near Empty Sensor Removal ......... 134
4.2.23 Cassette 1 Disassembly ........................................................ 135
4.2.23.1 Paper Take-up Roller Removal ...................................... 135
4.2.23.2 Cassette 1 Paper Empty Sensor Removal ..................... 136
4.2.23.3 Cassette 1 Paper Near Empty Sensor Removal ............ 136
4.2.23.4 Paper Size (Paper Size Switch) Sensor Removal .......... 137
4.2.23.5 Cassette 1 Control Board (PWB-A) Removal ................. 137
4.2.23.6 Cassette 1 Paper Take-up Solenoid Removal ............... 138
4.2.23.7 Cassette 1 Right Door Set Sensor Removal .................. 139
4.2.24 Updating the Firmware .......................................................... 140
4.2.25 Updating the Program ROM .................................................. 140
4.2.25.1 Error Indications and Measures ..................................... 140
4.2.26 Copying the DIMM Module .................................................... 142
6.1 Overview ........................................................................................ 146
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Table of Contents
Troubleshooting
