Canon DADF-P1, Service Manual

Page: 10 / 90

Contents
3.4.9.8 Removing the Document Tray ......................................................................................................3- 20
3.4.9.9 Removing the Feeding Unit ...........................................................................................................3- 20
3.4.9.10 Removing the Platen Roller .........................................................................................................3- 20
3.4.10 Delivery Reversing Roller (lower) ......................................................................................................3- 21
3.4.10.1 Removing the Front Cover ..........................................................................................................3- 21
3.4.10.2 Removing the Feeder Cover .......................................................................................................3- 21
3.4.10.3 Removing the Rear Cover ...........................................................................................................3- 21
3.4.10.4 Removing the ADF Driver PCB ..................................................................................................3- 21
3.4.10.5 Removing the Pickup Motor ........................................................................................................3- 22
3.4.10.6 Removing the Feed Motor ...........................................................................................................3- 22
3.4.10.7 Removing the Timing Belt ............................................................................................................3- 22
3.4.10.8 Removing the Document Tray ....................................................................................................3- 23
3.4.10.9 Removing the Feeding Unit .........................................................................................................3- 23
3.4.10.10 Removing the Lower Delivery Reversing Roller ....................................................................3- 23
3.4.11 Feeding Unit ..........................................................................................................................................3- 23
3.4.11.1 Removing the Front Cover ..........................................................................................................3- 23
3.4.11.2 Removing the Feeder Cover .......................................................................................................3- 23
3.4.11.3 Removing the Rear Cover ...........................................................................................................3- 23
3.4.11.4 Removing the ADF Driver PCB ..................................................................................................3- 24
3.4.11.5 Removing the Pickup Motor ........................................................................................................3- 24
3.4.11.6 Removing the Feed Motor ...........................................................................................................3- 24
3.4.11.7 Removing the Timing Belt ............................................................................................................3- 24
3.4.11.8 Removing the Document Tray ....................................................................................................3- 25
3.4.11.9 Removing the Feeding Unit ........................................................................................................3- 25
3.4.12 Document Tray ......................................................................................................................................3- 25
3.4.12.1 Removing the Front Cover ..........................................................................................................3- 25
3.4.12.2 Removing the Rear Cover ...........................................................................................................3- 26
3.4.12.3 Removing the Document Tray ....................................................................................................3- 26
3.5 Electrical System ...........................................................................................................................................3- 26
3.5.1 Inner Sensor of Feed Unit .....................................................................................................................3- 26
3.5.1.1 Removing the Front Cover ............................................................................................................3- 26
3.5.1.2 Removing the Feeder Cover .........................................................................................................3- 26
3.5.1.3 Removing the Rear Cover .............................................................................................................3- 27
3.5.1.4 Removing the ADF Driver PCB ....................................................................................................3- 27
3.5.1.5 Removing the Pickup Motor ..........................................................................................................3- 27
3.5.1.6 Removing the Feed Motor .............................................................................................................3- 27
3.5.1.7 Removing the Timing Belt ..............................................................................................................3- 27
3.5.1.8 Removing the Document Tray ......................................................................................................3- 28
3.5.1.9 Removing the Feeding Unit ...........................................................................................................3- 28
3.5.1.10 Removing the Platen Roller Unit ................................................................................................3- 28
3.5.1.11 Removing the Read Roller 2 .......................................................................................................3- 29
3.5.1.12 Removing the Sensor in the Feeder Unit ..................................................................................3- 29
3.5.2 Document Width Volume .......................................................................................................................3- 29
3.5.2.1 Removing the Relay PCB (Document Width Sensor PCB) ......................................................3- 29
3.5.3 Cover Open/Closed Sensor ..................................................................................................................3- 30
3.5.3.1 Removing the Rear Cover .............................................................................................................3- 30
3.5.3.2 Removing the Feeder Cover Open/Close Sensor .....................................................................3- 30
3.5.4 Document Set Sensor ............................................................................................................................3- 30
3.5.4.1 Removing the Rear Cover .............................................................................................................3- 30