Epson Stylus Photo RX700 - Chapter 2 Operating Principles

Epson Stylus Photo RX700

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CHAPTER

2

OPERATING PRINCIPLES

Table of Contents

Default Chapter4
- About this Manual4
- Manual Configuration4
- Symbols Used in this Manual4
- Table of Contents6
Chapter 1 Product Description9
Overview10
- Printer and PC Printing10
- Scanner and Scanning Functions11
- Copy Functions12
- Interfaces13
- USB Host Functions13
- LCD Function13
Common Specifications14
- Electrical Specifications14
- Environmental Resistance14
- Durability15
- Noise15
- Weight and Shape15
- Ink Cartridges15
Special Operations16
- Operation for Forced Power off16
Chapter 2 Operating Principles17
Overview18
- Mechanical Components18
- Motors and Sensors19
Mechanism Operating Principles21
- Printhead21
- Carriage Mechanism22
  - CR Motor Specifications22
  - PW Sensor22
- APG Mechanism23
- Paper Feed Mechanism26
- CD-R Mechanism28
- Paper Loading Mechanism30
- Outline of Paper Path34
- Ink Supply System36
  - I/C Cover Opening/Closing Switch36
  - Self-Closing Valve37
- Pressure Pump Mechanism38
- Ink System40
  - Pump Motor40
  - Ink System Driving Conditions40
- Scanner Unit41
  - CR Motor42
  - HP Sensor42
Operating Principles of Electric Circuitry43
- Overview43
- Features43
- Main Board44
- Panel Board47
- Power Supply Board48
Overview52
- Specified Tools52
- Preliminary Checks52
Chapter 3 Procedure for Troubleshooting53
- Error List54
- Warning List57
- FATAL Error59
Troubleshooting for Printer65
Power Supply Related Troubleshooting69
Ink Supply Related Troubleshooting70
I/F Related Troubleshooting72
Troubleshooting for Scanner73
Troubleshooting for Motors and Sensors75
Overview77
- Precautions77
- Tools78
- Preparation before Disassembly78
- Disassembly and Reassembly Procedure79
Removal of Exterior Parts80
- Panel Assy80
- Scanner Unit83
- Pressure Pump Assy85
- Main Board Unit86
- Middle Housing88
- Linear Scale91
- Printhead92
- Valve Assy (Including Ink Tube Assy)94
Disassembly of Scanner Unit96
- Disassembly Procedure for Scanner Unit96
- Scanner Housing97
- HP Board98
- Carriage Cover Assy98
- CR Motor Unit99
- CCD Unit (Carriage Unit Assy)100
- Disassembly of TPU Assy101
Disassembly and Assembly of Major Parts of Printer102
- ASF Rear Assy103
- I/C Holder Assy105
- Waste Ink Pads (I/C Holder Assy)106
- Printer Mechanism107
- Power Supply Board109
- Waste Ink Pads (Lower Case)110
- APG Assy111
- Ink System Assy112
- ASF Drive Assy113
- Rear Paper Guide Assy114
Chapter 4 Disassembly and Assembly114
- CR Motor115
- Carriage Assy116
  - Assembly of Carriage Assy117
  - Disassembly of Carriage Assy118
- Paper Guide Front Assy (Platen)119
- Waste Ink Pads (Platen Area)120
- Release Assy121
- PE Sensor Assy122
- Upper Paper Guides123
- Idle Roller Shaft Assy124
- PF Motor125
- PF Roller Assy & PF Encoder Assy126
- CD-R Guide Assy127
  - Assembly of CD-R Guide Assy128
  - Checking of CD-R Guide Assy129
- EJ Frame Assy130
  - Assembly of EJ Frame Assy131
  - Checking of EJ Frame Assy131
- ASF Pick up Shaft Assy132
Chapter 5 Adjustment134
Overview134
- Adjustment Items134
Mechanical Adjustment135
- PG Adjustment135
- PF Belt Tension Adjustment138
- FD Belt Tension Adjustment139
Adjustments by Adjustment Program140
- Overview140
- Starting the Adjustment Program141
Scanner Home Position Adjustment142
- Overview142
- Preparations for Use of the Adjustment Program142
- Home Position Adjustment Procedure143
- Home Position Confirmation Procedure144
Uploading Firmware145
- Overview145
- Upload Procedure145
Chapter 6 Maintenance146
Overview147
- Maintenance Error147
  - Maintenance Counters148
  - Waste Ink Absorption Capacity149
- Consumables and Regular Replacement Parts149
Cleaning150
Lubrication151
- Designated Lubricant151
- Lubrication Points151
- (P.116) Figure158
- Printer Frame158
- Amount of Application: (Apply with a Brush)159
- Figure159
- Amount of Application: Ø1Xxmm (Use an Injector)159
Chapter 7 Appendix164
Connectors164
- Connector Assignments164
- Pin Assignment165
Component Layout172
Electric Circuit Diagrams174
Exploded Diagrams184
ASP Reference List198

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