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Epson 2200 Service Manual - Page 120

Disassembly, EPSON Stylus PHOTO 2100/2200, Revision B, DISASSEMBLY AND ASSEMBLY

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EPSON Stylus PHOTO 2100/2200 4.2 Disassembly ! Follow the flowchart shown below to proceed with disassembling procedures. When disassembling any unit, refer to the page number shown in the following flowchart. START Revision B Removing the Upper Housing 4.2.1.1 Page121 Removing the Middle Housing 4.2.1.3 Page124 Removing the Rear Housing 4.2.1.2 Page123 Removing the Printer Mechanism 4.2.1.4 Page125 Removing the Paper Eject Unit 4.2.5 Page140 Removing the Paper Eject Roller B 4.2.6 Page144 Removing the PF Roller 4.2.15 Page175 Removing the Paper Eject Roller Shaft A 4.2.16 Page179 Removing the Board Unit 4.2.2.1 Page127 Removing the Printhead 4.2.7 Page146 Removing the Lower Housing 4.2.1.4 Page125 Removing the Waste Ink Pads 4.2.3 Page131 Removing the Carriage Guide Shaft B 4.2.8 Page149 Removing the Carriage Guide Shaft A and Carriage Unit 4.2.9 Page152 Removing the PW Sensor 4.2.12.5 Page164 Removing the PF Roller Support 4.2.17 Page181 Removing the ASF Unit 4.2.4 Page132 Removing the CR Motor 4.2.13.1 Page168 Removing the Rear Housing 4.2.1.2 Page123 Removing the Board Unit 4.2.2.2 Page127 Removing the Main Board 4.2.2.3 Page129 Removing the PG Sensor and Release Sensor 4.2.12.1 Page161 Removing the PSE/PSB Board 4.2.2.4 Page130 Removing the ASF Unit 4.2.4 Page132 Removing the ASF Sensor 4.2.12.2 Page162 Removing the Middle Housing 4.2.1.3 Page124 Removing the PF Encoder Sensor 4.2.12.3 Page162 Removing the Printhead 4.2.7 Page146 Removing the Ink System Unit 4.2.10 Page158 Removing the ASF Unit 4.2.4 Page132 Removing the CD-R Sensor 4.2.12.4 Page163 Removing the Ink System Unit 4.2.10 Page158 Removing the PE Sensor 4.2.12.7 Page166 Removing the Release Lever Shaft 4.2.11 Page159 Removing the PF Motor 4.2.13.2 Page170 Removing the CR Encoder Sensor Board 4.2.12.6 Page165 Removing the DE Unit and ASF/Pump Motor 4.2.14 Page171 Removing the DE Unit and ASF/Pump Motor 4.2.14 Page171 * The step for the unit or discrete part within the broken line is not the shortest removal step but is the step necessary for removing the next unit or discrete part. Figure 4-2. Disassembling Procedure Flowchart DISASSEMBLY AND ASSEMBLY Disassembly 120

Section	Page
FRONT MATTER	1
CONTENTS	6
CHAP 1-PRODUCTION DESCRIPTION	8
Overview	9
Basic Specifications	10
Specification Outline Comparison	10
Paper Specification	15
Printing Area	17
Ink Type-based Medium Compatibility Specifications	23
Release Lever	25
Functions	26
Control Panel	26
Switches	26
Indicators	26
Switch Functions	26
Default Setting Selection Function	28
Special Setting Mode Function	29
Status Printing	30
Panel Operation for Roll Paper Printing	31
Panel Operation for CD-R Printing	33
Panel Operation for Thick Paper Printing	33
Panel Operation in Roller Cleaning Mode	34
Indicator Display in Normal Mode	35
Error Status	36
Casing Specifications	37
Accessories	37
Environment Specification Items	38
CHAP 2-OPERATING PRINCIPLES	39
Overview	40
Printer Mechanism	40
Carriage Mechanism	41
Print Mode	44
Paper Feeding Mechanism	48
Paper Loading Mechanism	54
Ink System Mechanism	58
Ink Sequence	60
Paper Cutter Mechanism	63
Power-On Sequence	65
Electrical Circuitry Operating Principles	66
Power Supply Circuit Operating Principle	67
C387MAIN Circuit Operating Principle	68
CHAP 3-TROUBLESHOOTING	69
Overview	70
Error Indications and Fault Occurrence Causes	70
Troubleshooting	78
Superficial Phenomenon-Based Troubleshooting	104
EEPROM Data Analysis	114
CHAP 4-DISASSEMBLY AND ASSEMBLY	115
Overview	116
Precautions	116
Tools to Be Used	117
Screw List	118
Pre-Shipment Checks	119
Disassembly	120
Removing the Housings	121
Removing the Board Assembly	127
Removing the Waste Ink Pads	131
Removing the ASF Unit	132
Removing the Paper Eject Unit	140
Removing the Paper Eject Roller B	144
Removing the Printhead	146
Removing the Carriage Guide Shaft B	149
Removing the Carriage Guide Shaft A and Carriage Unit	152
Removing the Ink System Unit	158
Removing the Release Lever Shaft	159
Removing the Sensors	161
Removing the Motors	168
Removing the DE Unit and ASF/Pump Motor	171
Removing the PF Roller	175
Removing the Paper Eject Roller Shaft A	179
Removing the PF Roller Support	181
Disassembling the Cutter Unit	182
Fitting the Protective Materials	186
CHAP 5-ADJUSTMENT	187
Adjustment Items and Overview	188
Servicing Adjustment Item List	188
Priority of Adjustment Items	193
Replacement Part-Based Adjustment Priorities	194
Required Jigs, Tools and Like	196
Adjustments	197
Servicing Program Usage Outline	197
Head ID Input Function	199
CR motor drive torque dispersion measurement	199
PG Adjustment	200
Head Angular Adjustment	204
CR Tooth Skip Prevention Mechanism Adjustment	206
PF Adjustment	206
PW Sensor Adjustment	207
Bi-D Adjustment	208
Pixel Shift Adjustment	209
Cut Position Adjustment	210
USB ID Input	210
IEEE-1394 ID Input	211
First dot position adjsutment (Left/Right Margin Adjustment)	211
A3+ Photo Quality Ink Jet Paper 2 Print Pattern Printing Function	212
A4 Plain Paper print check pattern	213
CHAP 6-MAINTENANCE	214
Overview	215
ROM Replacement	215
Cleaning	215
Service Maintenance	216
Lubrication	217
CHAP 7-APPENDIX	226
Connector Summary	227
Connectors and Pin Layouts	227
EEPROM Address Map	231
Exploded Diagram	236
Parts List for EPSON Stylus Photo 2100	248

Match case Limit results 1 per page

EPSON Stylus PHOTO 2100/2200

Revision B

DISASSEMBLY AND ASSEMBLY

Disassembly

120

4.2

Disassembly

Follow the flowchart shown below to proceed with disassembling procedures. When disassembling any unit, refer to the page number shown in the following flowchart.

Figure 4-2.

Disassembling Procedure Flowchart

Removing the Upper

Housing

4.2.1.1 Page121

START

Removing the Middle

Housing

4.2.1.3 Page124

Removing the Board

Unit

4.2.2.1 Page127

Removing the Rear

Housing

4.2.1.2 Page123

Removing the

Printhead

4.2.7 Page146

Removing the Lower

Housing

4.2.1.4 Page125

Removing the Printer

Mechanism

4.2.1.4 Page125

Removing the Waste

Ink Pads

4.2.3 Page131

Removing the Paper

Eject Unit

4.2.5 Page140

Removing the Paper

Eject Roller B

4.2.6 Page144

Removing the PF

Roller

4.2.15 Page175

Removing the Paper

Eject Roller Shaft A

4.2.16 Page179

Removing the Carriage

Guide Shaft B

4.2.8 Page149

Removing the Carriage

Guide Shaft A and

Carriage Unit

4.2.9 Page152

Removing the PW

Sensor

4.2.12.5 Page164

Removing the PF

Roller Support

4.2.17 Page181

Removing the ASF

Unit

4.2.4 Page132

Removing the CR

Motor

4.2.13.1 Page168

Removing the Rear

Housing

4.2.1.2 Page123

Removing the Board

Unit

4.2.2.2 Page127

Removing the Main

Board

4.2.2.3 Page129

Removing the PG

Sensor and Release

Sensor

4.2.12.1 Page161

Removing

the PSE/PSB Board

4.2.2.4 Page130

Removing the ASF

Unit

4.2.4 Page132

Removing the ASF

Sensor

4.2.12.2 Page162

Removing the Middle

Housing

4.2.1.3 Page124

Removing the PF

Encoder Sensor

4.2.12.3 Page162

Removing the

Printhead

4.2.7 Page146

Removing the Ink

System Unit

4.2.10 Page158

Removing the CR

Encoder Sensor Board

4.2.12.6 Page165

Removing the Ink

System Unit

4.2.10 Page158

Removing the PE

Sensor

4.2.12.7 Page166

Removing the DE Unit

and ASF/Pump Motor

4.2.14 Page171

Removing the DE Unit

and ASF/Pump Motor

4.2.14 Page171

Removing the ASF

Unit

4.2.4 Page132

Removing the Release

Lever Shaft

4.2.11 Page159

Removing the CD-R

Sensor

4.2.12.4 Page163

Removing the PF

Motor

4.2.13.2 Page170

* The step for the unit or discrete part within the broken line is not the

shortest removal step but is the step necessary for removing the next

unit or discrete part.