Canon DADF-P1 Service Manual page 37

Contents
3.1 Removing from the Host Machine ..................................................................................................................... 3-1
3.1.1 Feeder .......................................................................................................................................................... 3-1
3.1.1.1 Removing from the Host Machine ....................................................................................................... 3-1
3.2 External Covers .................................................................................................................................................. 3-1
3.2.1 Front Cover.................................................................................................................................................. 3-1
3.2.1.1 Removing the Front Cover ................................................................................................................... 3-1
3.2.2 Rear Cover................................................................................................................................................... 3-1
3.2.2.1 Removing the Rear Cover .................................................................................................................... 3-1
3.2.3 Feeder Cover ............................................................................................................................................... 3-1
3.2.3.1 Removing the Front Cover ................................................................................................................... 3-1
3.2.3.2 Removing the Feeder Cover................................................................................................................. 3-2
3.3 Drive System ...................................................................................................................................................... 3-2
3.3.1 Pickup Motor ............................................................................................................................................... 3-2
3.3.1.1 Removing the Rear Cover .................................................................................................................... 3-2
3.3.1.2 Removing the Pickup Motor ................................................................................................................ 3-2
3.3.1.3 Installing the Pickup Motor .................................................................................................................. 3-2
3.3.2 Feed Motor .................................................................................................................................................. 3-3
3.3.2.1 Removing the Rear Cover .................................................................................................................... 3-3
3.3.2.2 Removing the Feed Motor.................................................................................................................... 3-3
3.3.2.3 Installing the Feed Motor ..................................................................................................................... 3-3
3.3.3 Timing Belt/Pulley ...................................................................................................................................... 3-3
3.3.3.1 Removing the Front Cover ................................................................................................................... 3-3
3.3.3.2 Removing the Feeder Cover................................................................................................................. 3-3
3.3.3.3 Removing the Rear Cover .................................................................................................................... 3-4
3.3.3.4 Removing the ADF Driver PCB........................................................................................................... 3-4
3.3.3.5 Removing the Pickup Motor ................................................................................................................ 3-4
3.3.3.6 Removing the Feed Motor.................................................................................................................... 3-4
3.3.3.7 Removing the Timing Belt ................................................................................................................... 3-4
3.4 Document Feeding System................................................................................................................................. 3-5
3.4.1 Pickup Roller Unit....................................................................................................................................... 3-5
3.4.1.1 Removing the Front Cover ................................................................................................................... 3-5
3.4.1.2 Removing the Feeder Cover................................................................................................................. 3-5
3.4.1.3 Removing the Pickup Roller Unit ........................................................................................................ 3-5
3.4.1.4 Precaution about Pickup Roller Unit Installation ................................................................................ 3-6
3.4.2 Pickup Roller/Separation Roller.................................................................................................................. 3-6
3.4.2.1 Removing the Front Cover ................................................................................................................... 3-6
3.4.2.2 Removing the Feeder Cover................................................................................................................. 3-6
3.4.2.3 Removing the Pickup Roller Unit ........................................................................................................ 3-6
3.4.2.4 Removing the Pickup Roller and Separation Roller............................................................................. 3-6
3.4.3 Separation Plate/Separation Pad.................................................................................................................. 3-7
3.4.3.1 Removing the Separation Pad .............................................................................................................. 3-7
3.4.4 Upper Registration Roller ........................................................................................................................... 3-7
3.4.4.1 Removing the Front Cover ................................................................................................................... 3-7
3.4.4.2 Removing the Feeder Cover................................................................................................................. 3-7
Contents