Canon iR C1020 Series Service Manual page 115

Contents
6.1 Basic Construction .........................................................................................................................................................6-1
6.1.1 Overview...................................................................................................................................................................................... 6-1
6.2 Basic Operation..............................................................................................................................................................6-3
6.2.1 Operation Mode ........................................................................................................................................................................... 6-3
6.2.2 Document Size Detection ............................................................................................................................................................ 6-5
6.3 Detection Jams ...............................................................................................................................................................6-6
6.3.1 Overview...................................................................................................................................................................................... 6-6
6.4 ADF/DADF....................................................................................................................................................................6-7
6.4.1 ADF/DADF.................................................................................................................................................................................. 6-7
6.4.1.1 Removing the ADF unit ..................................................................................................................................................................................6-7
6.4.1.2 Procedure after Replacing the ADF Unit ........................................................................................................................................................6-8
6.4.2 Pickup Feed Unit.......................................................................................................................................................................... 6-8
6.4.2.1 Removing the ADF Pickup Feed Unit ............................................................................................................................................................6-8
6.4.3 Pick-up Roller ............................................................................................................................................................................ 6-10
6.4.3.1 Removing the ADF Pickup Roller ................................................................................................................................................................6-10
6.4.4 Separation Roller ....................................................................................................................................................................... 6-11
6.4.4.1 Removing the ADF Separation Roller ..........................................................................................................................................................6-11
6.4.5 Pick-up Motor ............................................................................................................................................................................ 6-12
6.4.5.1 Before Removing the ADF Pickup Motor ....................................................................................................................................................6-12
6.4.5.2 Removing the ADF Pickup Motor ................................................................................................................................................................6-12
6.4.6 Pick-up Solenoid ........................................................................................................................................................................ 6-13
6.4.6.1 Before Removing the ADF Pickup Solenoid ................................................................................................................................................6-13
6.4.6.2 Removing the ADF Pickup Solenoid ............................................................................................................................................................6-13
6.4.7 Separation Pad ........................................................................................................................................................................... 6-14
6.4.7.1 Removing the ADF Separation Pad ..............................................................................................................................................................6-14
Contents