This Epson
STYLUS SX100, SX105, NX100, NX105, ME300 Service Manual describes functions, theory of electrical and mechanical operations, maintenance and repair procedures of the printer.
CONTENTS of Epson STYLUS SX100, SX105, NX100, NX105, ME300 Service Manual
Chapter 1 PRODUCT DESCRIPTION
1.1 Features....................................................................................................... 9
1.2 Printing Specifications................................................................................ 10
1.2.1 Basic Specifications................................................................................. 10
1.2.2 Ink Cartridge............................................................................................ 10
1.2.3 Print Mode............................................................................................... 11
1.2.4 Supported Paper....................................................................................... 12
1.2.5 Printing Area........................................................................................... 14
1.3 Scanner Specifications................................................................................ 14
1.3.1 Scanning Range....................................................................................... 14
1.4 General Specifications................................................................................ 15
1.4.1 Electrical Specifications.......................................................................... 15
1.4.2 Environmental Conditions....................................................................... 15
1.4.3 Durability................................................................................................. 16
1.4.4 Acoustic Noise......................................................................................... 16
1.4.5 Safety Approvals (Safety standards/EMI)............................................... 16
1.5 Interface...................................................................................................... 16
1.5.1 USB Interface.......................................................................................... 16
1.6 Control Panel.............................................................................................. 17
1.6.1 Operation Buttons & LEDs..................................................................... 17
1.6.2 Control Panel Functions.......................................................................... 18
1.7 Stand-alone Copy Function........................................................................ 21
1.7.1 Supported Paper and Copy Mode............................................................ 21
1.7.2 Setting for Stand-alone Copy.................................................................. 21
1.7.3 Copy Speed.............................................................................................. 22
1.7.4 Multiple Copying..................................................................................... 22
Chapter 2 OPERATING PRINCIPLES
2.1 Overview................................................................................................... 24
2.1.1 Printer Mechanism.................................................................................. 24
2.1.2 Motors & Sensors.................................................................................... 25
2.1.3 Printhead.................................................................................................. 26
Chapter 3 TROUBLESHOOTING
3.1 Overview.................................................................................................. 28
3.1.1 Specified Tools...................................................................................... 28
3.1.2 Preliminary Checks................................................................................ 28
3.2 Error Indications and Fault Occurrence Causes........................................ 29
3.2.1 Troubleshooting by Error Message......................................................... 30
3.2.2 Superficial Phenomenon-Based Troubleshooting................................... 46
3.2.3 Motor and Sensor Troubleshooting......................................................... 53
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
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