Canon DADF-Q1 Service Manual page 8

Contents
2.7.3 Alarm Code ............................................................................................................................................................2- 51
2.8 Power Supply ........................................................................................................................................... 2- 51
2.8.1 Overview ................................................................................................................................................................2- 51
Chapter 3 Parts Replacement Procedure
3.1 Removing from the Host Machine .............................................................................................................. 3- 1
3.1.1 Feeder......................................................................................................................................................................3- 1
3.1.1.1 Disconnecting the DADF.......................................................................................................................................................... 3- 1
3.2 External Covers .......................................................................................................................................... 3- 1
3.2.1 External Covers .......................................................................................................................................................3- 1
3.2.1.1 External Covers ....................................................................................................................................................................... 3- 1
3.2.2 Front Cover ..............................................................................................................................................................3- 1
3.2.2.1 Removing the Front Cover....................................................................................................................................................... 3- 1
3.2.3 Main Cover...............................................................................................................................................................3- 1
3.2.3.1 Removing the Main Cover ....................................................................................................................................................... 3- 1
3.3 Drive System .............................................................................................................................................. 3- 2
3.3.1 Reversal Motor.........................................................................................................................................................3- 2
3.3.1.1 Removing the Front Cover....................................................................................................................................................... 3- 2
3.3.1.2 Removing the Main Cover ....................................................................................................................................................... 3- 2
3.3.1.3 Removing the Reversal Motor Unit ......................................................................................................................................... 3- 3
3.3.2 Pickup Motor ............................................................................................................................................................3- 3
3.3.2.1 Removing the Front Cover....................................................................................................................................................... 3- 3
3.3.2.2 Removing the Main Cover ....................................................................................................................................................... 3- 4
3.3.2.3 Removing the Separation Motor Unit....................................................................................................................................... 3- 4
3.3.2.4 Removing the Pickup Motor Unit ............................................................................................................................................ 3- 5
3.3.3 Delivery Motor..........................................................................................................................................................3- 5
3.3.3.1 Disconnecting the DADF.......................................................................................................................................................... 3- 5
3.3.3.2 Removing the Front Cover....................................................................................................................................................... 3- 6
3.3.3.3 Removing the Main Cover ....................................................................................................................................................... 3- 6
3.3.3.4 Removing the Delivery Motor................................................................................................................................................... 3- 7
3.3.4 Separation Motor Unit ..............................................................................................................................................3- 7
3.3.4.1 Removing the Front Cover....................................................................................................................................................... 3- 7
3.3.4.2 Removing the Main Cover ....................................................................................................................................................... 3- 7
3.3.4.3 Removing the Separation Motor Unit....................................................................................................................................... 3- 8
3.3.5 Belt Motor Unit .........................................................................................................................................................3- 9
3.3.5.1 Removing the Front Cover....................................................................................................................................................... 3- 9
3.3.5.2 Removing the Main Cover ....................................................................................................................................................... 3- 9
3.3.5.3 Removing the Separation Motor Unit..................................................................................................................................... 3- 10
3.3.5.4 Removing the Pickup Motor Unit .......................................................................................................................................... 3- 10
3.3.5.5 Removing the Belt Motor Unit ................................................................................................................................................ 3- 10
3.4 Document Feeding System ...................................................................................................................... 3- 11
3.4.1 Registration Roller .................................................................................................................................................3- 11
3.4.1.1 Removing the Front Cover..................................................................................................................................................... 3- 11
3.4.1.2 Removing the Main Cover ..................................................................................................................................................... 3- 11
3.4.1.3 Removing the Registration Roller .......................................................................................................................................... 3- 12
3.4.2 Reversing Roller ....................................................................................................................................................3- 12
3.4.2.1 Removing the Front Cover..................................................................................................................................................... 3- 12
3.4.2.2 Removing the Main Cover ..................................................................................................................................................... 3- 13
3.4.2.3 Removing the Reversal Motor Unit ....................................................................................................................................... 3- 14
3.4.2.4 Removing the Reversing Roller ............................................................................................................................................. 3- 14
3.4.3 Feed Belt................................................................................................................................................................3- 15
3.4.3.1 Removing the Front Cover..................................................................................................................................................... 3- 15
3.4.3.2 Removing the Feeding Belt.................................................................................................................................................... 3- 15
3.4.3.3 Attaching the Feeding Belt..................................................................................................................................................... 3- 15
3.4.4 Separation Belt ......................................................................................................................................................3- 16
3.4.4.1 Removing the Front Cover..................................................................................................................................................... 3- 16
3.4.4.2 Removing the Main Cover ..................................................................................................................................................... 3- 16
3.4.4.3 Removing the Separation Belt ............................................................................................................................................... 3- 17