Canon DADF-M1 - Page 6

Contents
2.4.2 Pickup Unit and the Stopper ............................................................................. 2-35
2.4.3 Timing of Pickup............................................................................................... 2-36
2.4.4 Controlling the Pickup Motor (M1) .................................................................. 2-37
2.4.5 Controlling the Lock Motor (M4) ..................................................................... 2-38
2.5 Document Reversing................................................................................................ 2-39
2.5.1 Basic Sequence of Operation ............................................................................ 2-39
2.5.2 Sequence of Operation ...................................................................................... 2-41
2.5.3 Controlling the Delivery Reversal Motor (M3) ................................................ 2-42
2.6 Document Feeding/Delivery .................................................................................... 2-43
2.6.1 Basic Sequence of Operation ............................................................................ 2-43
2.6.2 Sequence of Operation ...................................................................................... 2-44
2.6.3 Controlling the Feed Motor............................................................................... 2-45
2.7 Detecting Jams ......................................................................................................... 2-46
2.7.1 JAM................................................................................................................... 2-46
2.8 Power Supply ........................................................................................................... 2-48
2.8.1 Power Supply .................................................................................................... 2-48
2.9 Stamp Operation ...................................................................................................... 2-49
2.9.1 Overview ........................................................................................................... 2-49
Chapter 3 Parts Replacement Procedure
3.1 Removing from the Host Machine............................................................................. 3-1
3.1.1 Feeder .................................................................................................................. 3-1
3.2 External Covers.......................................................................................................... 3-3
3.2.1 Front Cover .........................................................................................................3-3
3.2.2 Rear Cover ..........................................................................................................3-3
3.2.3 Lower Left Cover ................................................................................................3-3
3.2.4 Feeder Cover .......................................................................................................3-4
3.3 Drive System.............................................................................................................. 3-5
3.3.1 Pickup Motor .......................................................................................................3-5
3.3.2 Feed Motor ..........................................................................................................3-5
3.3.3 Delivery Reversal Motor .....................................................................................3-6
3.3.4 Pressurization Motor ...........................................................................................3-7
3.3.5 Drive Unit ............................................................................................................3-8
3.4 Document Feeding System ...................................................................................... 3-10
3.4.1 Pickup Roller Unit .............................................................................................3-10
3.4.2 Pickup Roller / Feed Roller ...............................................................................3-10
3.4.3 Separation Plate/Separation Pad .......................................................................3-11
3.4.4 No.1 Registration Roller Roll ...........................................................................3-13