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Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Revision A
7
Confidential
Chapter 4 DISASSEMBLY/ASSEMBLY
4.1 Overview ............................................................................................................ 55
4.1.1 Precautions .............................................................................................. 55
4.1.2 Tools........................................................................................................ 55
4.1.3 Work Completion Check......................................................................... 56
4.2 Disassembly Procedures..................................................................................... 57
4.3 Removing the Housing....................................................................................... 58
4.3.1 Paper Support Tray.................................................................................. 58
4.3.2 Stacker Assy............................................................................................ 58
4.3.3 Document Cover/ASF Cover .................................................................. 59
4.3.4 Scanner Stand /Cover Wire ..................................................................... 60
4.3.5 Scanner Unit ............................................................................................ 62
4.3.6 Middle Housing....................................................................................... 63
4.4 Removing the Circuit Boards ............................................................................. 64
4.4.1 Panel Unit................................................................................................ 64
4.4.2 Main Board.............................................................................................. 65
4.4.3 Power Supply Unit .................................................................................. 66
4.5 Disassembling the Printer Mechanism ............................................................... 68
4.5.1 Printhead.................................................................................................. 68
4.5.2 CR Scale.................................................................................................. 71
4.5.3 Hopper..................................................................................................... 72
4.5.4 PF Encoder/ PF Scale.............................................................................. 73
4.5.5 EJ Roller/ EJ Frame Assy........................................................................ 73
4.5.6 CR Motor/ Driven Pulley ........................................................................ 75
4.5.7 Ink System............................................................................................... 77
4.5.8 PF Motor.................................................................................................. 82
4.5.9 Main Frame ............................................................................................. 84
4.5.10 Upper Paper Guide ................................................................................ 86
4.5.11 CR Unit.................................................................................................. 87
4.5.12 PF Roller................................................................................................ 90
4.5.13 LD Roller/ ASF Unit ............................................................................. 91
4.5.14 Waste Ink Pads ...................................................................................... 93
4.6 Disassembling the Scanner Unit......................................................................... 96
4.6.1 Upper Scanner Housing........................................................................... 96
4.6.2 Scanner Carriage Unit ............................................................................. 97
4.6.3 Scanner Motor Unit ................................................................................. 99
Chapter 5 ADJUSTMENT
5.1 Adjustment Items and Overview...................................................................... 101
5.1.1 Servicing Adjustment Item List (TBD)................................................. 101
5.1.2 Required Adjustments (TBD) ............................................................... 103
5.2 Using the Adjustment Program (TBD) ............................................................ 105
5.2.1 TOP Margin Adjustment....................................................................... 105
5.2.2 First Dot Position Adjustment............................................................... 105
5.2.3 Head Angular Adjustment..................................................................... 106
5.2.4 Bi-D Adjustment ................................................................................... 106
5.2.5 PF Adjustment....................................................................................... 107
Chapter 6 MAINTENANCE
6.1 Overview .......................................................................................................... 109
6.1.1 Cleaning................................................................................................. 109
6.1.2 Service Maintenance ............................................................................. 109
6.1.3 Lubrication ............................................................................................ 110
Chapter 7 APPENDIX
7.1 Exploded Diagram / Parts List ......................................................................... 113