Canon iR1200 Series Service Manual page 258

Contents
10.1 Basic Construcion........................................................................................................................................... 10-1
10.1.1 Outline ..................................................................................................................................................... 10-1
10.2 Basic Operation .............................................................................................................................................. 10-2
10.2.1 Picking Up and Moving Originals........................................................................................................... 10-2
10.2.2 Moving Down the Original Pickup Roller and Moving Up the Original Stopper .................................. 10-2
10.3 Detection Jams ............................................................................................................................................... 10-4
10.3.1 Outline ..................................................................................................................................................... 10-4
10.3.2 Types of Jams .......................................................................................................................................... 10-4
10.4 Parts Replacement Procedure ......................................................................................................................... 10-6
10.4.1 ADF ......................................................................................................................................................... 10-6
10.4.1.1 Removing the Rear Cover ................................................................................................................ 10-6
10.4.1.2 Removing the Right Cover............................................................................................................... 10-6
10.4.1.3 Removing the ADF........................................................................................................................... 10-6
10.4.2 ADF Drive Unit....................................................................................................................................... 10-7
10.4.2.1 Removing the Rear Cover ................................................................................................................ 10-7
10.4.2.2 Removing the Right Cover............................................................................................................... 10-7
10.4.2.3 Removing the ADF........................................................................................................................... 10-7
10.4.2.4 Removing the ADF Drive Unit ........................................................................................................ 10-9
10.4.3 ADF Motor Unit ...................................................................................................................................... 10-9
10.4.3.1 Removing the Rear Cover ................................................................................................................ 10-9
10.4.3.2 Removing the Right Cover............................................................................................................... 10-9
10.4.3.3 Removing the ADF........................................................................................................................... 10-9
10.4.3.4 Removing the ADF Drive Unit ...................................................................................................... 10-11
10.4.3.5 Removing the White Roller............................................................................................................ 10-11
10.4.3.6 Removing the ADF Motor Unit ..................................................................................................... 10-11
10.4.4 Feeding Outside Guide .......................................................................................................................... 10-12
10.4.4.1 Removing the Rear Cover .............................................................................................................. 10-12
10.4.4.2 Removing the Right Cover............................................................................................................. 10-12
10.4.4.3 Removing the ADF......................................................................................................................... 10-12
10.4.4.4 Removing the ADF Drive Unit ...................................................................................................... 10-13
10.4.4.5 Removing the Feeding Outside Guide ........................................................................................... 10-13
10.4.5 Separation Roller Unit........................................................................................................................... 10-14
10.4.5.1 Removing the Rear Cover .............................................................................................................. 10-14
10.4.5.2 Removing the Right Cover............................................................................................................. 10-14
10.4.5.3 Removing the ADF......................................................................................................................... 10-14
10.4.5.4 Removing the ADF Drive Unit ...................................................................................................... 10-16
10.4.5.5 Removing the White Roller............................................................................................................ 10-16
10.4.5.6 Removing the ADF Motor Unit ..................................................................................................... 10-16
10.4.5.7 Removing the Separation Roller Unit ............................................................................................ 10-16
10.4.6 Separation Roller .................................................................................................................................. 10-17
10.4.6.1 Removing the Rear Cover .............................................................................................................. 10-17
10.4.6.2 Removing the Right Cover............................................................................................................. 10-17
10.4.6.3 Removing the ADF......................................................................................................................... 10-18
10.4.6.4 Removing the ADF Drive Unit ...................................................................................................... 10-19
Contents