Canon Duplex Unit-A1 Service Manual page 31

Contents
3.1 Removing from the Host Machine ..................................................................................................................... 3-1
3.1.1 Duplex Unit ................................................................................................................................................. 3-1
3.1.1.1 Removing the Drum Unit ..................................................................................................................... 3-1
3.1.1.2 Removing the Rear Cover .................................................................................................................... 3-1
3.1.1.3 Removing the Left Cover (Rear).......................................................................................................... 3-1
3.1.1.4 Removing the Duplex Unit................................................................................................................... 3-1
3.2 Drive System ...................................................................................................................................................... 3-2
3.2.1 Reversal Motor ............................................................................................................................................ 3-2
3.2.1.1 Removing the Reversal Motor.............................................................................................................. 3-2
3.2.2 Feed Motor .................................................................................................................................................. 3-2
3.2.2.1 Removing the Feed Motor.................................................................................................................... 3-2
3.3 Electrical System ................................................................................................................................................ 3-2
3.3.1 Duplex Paper Sensor ................................................................................................................................... 3-2
3.3.1.1 Removing the Duplex Paper Sensor..................................................................................................... 3-2
3.3.2 Duplex Flapper Solenoid............................................................................................................................. 3-2
3.3.2.1 Removing the Duplex Flapper Solenoid .............................................................................................. 3-2
3.3.3 Duplex Controller PCB ............................................................................................................................... 3-3
3.3.3.1 Removing the Duplex Controller PCB................................................................................................. 3-3
Contents