WorkForce 310/520/320/325 series Revision B
8
Confidential
Chapter 4 DISASSEMBLY/ASSEMBLY
4.1 Overview ............................................................................................................. 81
4.1.1 Precautions.................................................................................................. 81
4.1.2 Tools ........................................................................................................... 82
4.1.3 Work Completion Check ............................................................................ 82
4.2 Disassembly Procedures...................................................................................... 84
4.3 Removing the Housing........................................................................................ 86
4.3.1 Paper Support Assy/ASF Cover ................................................................. 86
4.3.2 Stacker Assy ............................................................................................... 86
4.3.3 Scanner Unit/ADF Unit .............................................................................. 87
4.3.4 Upper Housing............................................................................................ 90
4.3.5 Front Housing ............................................................................................. 92
4.4 Removing the Circuit Boards .............................................................................. 93
4.4.1 Main Board Unit ......................................................................................... 93
4.4.2 Panel Unit ................................................................................................... 96
4.4.3 Power Supply Unit...................................................................................... 98
4.5 Disassembling the Printer Mechanism ................................................................ 99
4.5.1 Printhead ..................................................................................................... 99
4.5.2 CR Scale ................................................................................................... 101
4.5.3 Hopper ...................................................................................................... 102
4.5.4 Removing the Printer Mechanism ............................................................ 103
4.5.5 Left Frame ................................................................................................ 105
4.5.6 Front Frame/Right Frame ......................................................................... 106
4.5.7 Star Wheel Holder Assy ........................................................................... 108
4.5.8 EJ Roller ................................................................................................... 108
4.5.9 PF Encoder Sensor.................................................................................... 109
4.5.10 PF Scale .................................................................................................. 110
4.5.11 PF Motor Assy........................................................................................ 110
4.5.12 CR Motor ................................................................................................ 112
4.5.13 Main Frame Assy.................................................................................... 113
4.5.14 CR Unit................................................................................................... 116
4.5.15 Upper Paper Guide ................................................................................. 117
4.5.16 ASF Unit................................................................................................. 117
4.5.17 Ink System Unit ...................................................................................... 119
4.5.18 Front Paper Guide................................................................................... 121
4.5.19 PF Roller................................................................................................. 122
4.5.20 Waste Ink Pads ....................................................................................... 123
4.6 Disassembling the Scanner Unit........................................................................ 124
4.6.1 Separating the Scanner Unit and the ADF Unit........................................ 124
4.6.2 Upper Scanner Housing............................................................................ 125
4.6.3 Scanner Carriage Unit .............................................................................. 126
4.6.4 Scanner Motor Unit .................................................................................. 127
4.7 Disassembling the ADF Unit ............................................................................ 128
4.7.1 ADF Hinge ............................................................................................... 128
4.7.2 ADF Cover Assy ...................................................................................... 129
4.7.3 ADF Paper Support Assy/ADF Document Support Assy ........................ 129
4.7.4 ADF Motor Unit ....................................................................................... 130
4.7.5 ADF Frame Assy ...................................................................................... 132
4.7.6 ADF Driven Roller ................................................................................... 133
4.7.7 ADF PF Roller.......................................................................................... 133
Chapter 5 ADJUSTMENT
5.1 Adjustment Items and Overview....................................................................... 136
5.1.1 Servicing Adjustment Item List (TBD) .................................................... 136
5.1.2 Required Adjustments (TBD)................................................................... 139
5.2 Using the Adjustment Program (TBD) ............................................................. 141
5.2.1 TOP Margin Adjustment .......................................................................... 141
5.2.2 First Dot Position Adjustment .................................................................. 141
5.2.3 Head Angular Adjustment........................................................................ 142
5.2.4 Bi-D Adjustment (WorkForce 310 series)................................................ 142
5.2.5 PF Adjustment (WorkForce 310/520 series) ............................................ 143
5.2.6 PF Band Adjustment................................................................................. 144
5.2.7 MAC Address Setting............................................................................... 145
Chapter 6 MAINTENANCE
6.1 Overview ........................................................................................................... 148
6.1.1 Cleaning.................................................................................................... 148
6.1.2 Service Maintenance................................................................................. 148
6.1.2.1 Printhead Cleaning ............................................................................ 148
6.1.2.2 Maintenance Request error................................................................ 148
6.1.3 Lubrication................................................................................................ 149
Chapter 7 APPENDIX
7.1 Exploded Diagram / Parts List .......................................................................... 155