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4.2.4 Ink System Unit Removal ....................................................................... 107
4.2.5 Printhead Removal .................................................................................. 108
4.2.6 Carriage Unit / CR Guide Shaft Removal ............................................... 110
4.2.7 Star Wheel Roller Unit Removal ............................................................. 116
4.2.8 Front Paper Guide Removal .................................................................... 117
4.2.9 EJ Roller Unit Removal ........................................................................... 118
4.2.10 Lower Paper Guide Unit Removal ........................................................ 119
4.2.11 Motor Removal ...................................................................................... 120
4.2.12 Sensor Removal ..................................................................................... 122
4.2.13 PF Roller Unit Removal ........................................................................ 124
4.2.14 ASF Unit Disassembly .......................................................................... 125
4.2.15 ASF Assembly Points ............................................................................ 130
Chapter 5 ADJUSTMENT
5.1 Overview............................................................................................................133
5.1.1 Conditions for Each Adjustment ............................................................. 133
5.2 Adjustment........................................................................................................135
5.2.1 Setup the Adjustment Program ................................................................ 135
5.2.2 Head ID Input .......................................................................................... 136
5.2.3 CR motor drive dispersion measurement sequence ................................. 138
5.2.4 Ink Charge ............................................................................................... 139
5.2.5 Head Angular Adjustment. ...................................................................... 140
5.2.6 Bi-D Adjustment ..................................................................................... 144
5.2.7 USB ID Readout (Checking) ................................................................... 147
5.2.8 EEPROM Initialization ........................................................................... 149
5.2.9 Platen Gap Adjustment (Mechanism Adjustment) .................................. 151
5.2.10 Head Cleaning Operation ...................................................................... 154
5.2.11 Protection Counter Clear (and Check) .................................................. 155
5.2.12 First Dot Position Adjustment ............................................................... 157
Chapter 6 MAINTENANCE
6.1 Overview............................................................................................................159
6.1.1 ROM Replacement .................................................................................. 159
6.1.2 Cleaning ................................................................................................... 159
6.1.3 Service Maintenance ............................................................................... 160
6.1.4 Lubrication and Adhesion ....................................................................... 161
6.1.5 Lubrication the Carriage Guide Shaft ...................................................... 162
6.1.6 Lubrication .............................................................................................. 165
Chapter 7 APPENDIX
7.1 Connector Summary........................................................................................175
7.1.1 Connectors and Pin Layouts .................................................................... 175
7.1.2 EEPROM Address Map .......................................................................... 179
7.1.3 CSIC address map (All color) ................................................................. 186
7.2 Electrical Circuits.............................................................................................187