Canon Color imageCLASS MF9170c Service Manual page 89

Contents
5.1 Basic Construction......................................................................................................................................................... 5-1
5.1.1 Overview ...................................................................................................................................................................................... 5-1
5.2 Basic Operation ............................................................................................................................................................. 5-3
5.2.1 Operation Mode............................................................................................................................................................................ 5-3
5.2.2 Document Size Detection............................................................................................................................................................. 5-5
5.3 Detection Jams............................................................................................................................................................... 5-6
5.3.1 Overview ...................................................................................................................................................................................... 5-6
5.4 ADF/DADF ................................................................................................................................................................... 5-7
5.4.1 ADF/DADF.................................................................................................................................................................................. 5-7
5.4.1.1 Removing the ADF unit..................................................................................................................................................................................5-7
5.4.1.2 Procedure after Replacing the ADF Unit........................................................................................................................................................5-8
5.4.2 Pickup Feed Unit.......................................................................................................................................................................... 5-8
5.4.2.1 Removing the ADF Pickup Feed Unit ............................................................................................................................................................5-8
5.4.3 Pick-up Roller ............................................................................................................................................................................ 5-10
5.4.3.1 Removing the ADF Pickup Roller ................................................................................................................................................................ 5-10
5.4.4 Separation Roller........................................................................................................................................................................ 5-11
5.4.4.1 Removing the ADF Separation Roller .......................................................................................................................................................... 5-11
5.4.5 Pick-up Motor ............................................................................................................................................................................ 5-12
5.4.5.1 Before Removing the ADF Pickup Motor .................................................................................................................................................... 5-12
5.4.5.2 Removing the ADF Pickup Motor ................................................................................................................................................................ 5-12
5.4.6 Pick-up Solenoid ........................................................................................................................................................................ 5-13
5.4.6.1 Before Removing the ADF Pickup Solenoid................................................................................................................................................ 5-13
5.4.6.2 Removing the ADF Pickup Solenoid............................................................................................................................................................ 5-13
5.4.7 Separation Pad............................................................................................................................................................................ 5-14
5.4.7.1 Removing the ADF Separation Pad .............................................................................................................................................................. 5-14
Contents