Canon ImageRunner iR8500 Series Service Manual page 402

Contents
9.8.3 Copying on the Second Side ...................................................................................................................................................... 9-38
9.8.4 Printing on the Second Side....................................................................................................................................................... 9-39
9.8.5 Sequence of Operations ............................................................................................................................................................. 9-40
9.8.6 Sequence of Operations ............................................................................................................................................................. 9-40
9.8.7 Controlling the reversal motor (M11)........................................................................................................................................ 9-40
9.8.8 Controlling the duplexing feeder motor (M12) ......................................................................................................................... 9-41
9.8.9 No-Stacking Operation .............................................................................................................................................................. 9-42
9.8.10 No-Stacking Operation ............................................................................................................................................................ 9-47
9.8.11 Detecting the Horizontal Registration Position ....................................................................................................................... 9-52
9.8.12 Controlling the Horizontal Registration Motor (M15) ............................................................................................................ 9-53
9.9 Delivery ....................................................................................................................................................................... 9-55
9.9.1 Reversal Delivery....................................................................................................................................................................... 9-55
9.9.2 Reversal Delivery....................................................................................................................................................................... 9-55
9.10 Parts Replacement Procedure.................................................................................................................................... 9-57
9.10.1 Cassette Pickup Assembly ....................................................................................................................................................... 9-57
9.10.1.1 Removing the Cassette 3 Pickup Assembly ............................................................................................................................................... 9-57
9.10.1.2 Removing the Cassette 4 Pickup Assembly ............................................................................................................................................... 9-57
9.10.1.3 Removing the Vertical Path 3/4 Sensor and the Cassette 3/4 Pickup Sensor............................................................................................. 9-57
9.10.2 Cassette Lifter Motor ............................................................................................................................................................... 9-57
9.10.2.1 Removing the Lifter Motor (M16/M17) of the Cassette (3/4).................................................................................................................... 9-57
9.10.3 Front Deck Pickup Assembly .................................................................................................................................................. 9-58
9.10.3.1 Removing the Front Deck (right)................................................................................................................................................................ 9-58
9.10.3.2 Removing the Pickup Assembly of the Front Deck (left) .......................................................................................................................... 9-58
9.10.4 Left Deck Pickup Sensor ......................................................................................................................................................... 9-59
9.10.4.1 Removing the Left Deck Pickup Sensor..................................................................................................................................................... 9-59
9.10.5 Right Deck Pickup Sensor ....................................................................................................................................................... 9-59
9.10.5.1 Removing the Right Deck Feed Sensor/Right Deck Pickup Sensor .......................................................................................................... 9-59
9.10.6 Manual Tray Assembly............................................................................................................................................................ 9-59
9.10.6.1 Removing the Manual Feed Tray Unit ....................................................................................................................................................... 9-59
9.10.6.2 Removing the Manual Feed Tray Unit ....................................................................................................................................................... 9-60
9.10.6.3 Fitting the Side Guide Timing Belt for the Manual Feed Tray Assembly(iR105) ..................................................................................... 9-60
9.10.6.4 Fitting the Side Guide Timing Belt for the Manual Feed Tray Assembly ................................................................................................. 9-60
9.10.7 Manual Pickup Roller .............................................................................................................................................................. 9-60
9.10.7.1 Removing the Pickup Roller....................................................................................................................................................................... 9-60
9.10.7.2 Mounting the Pickup Roller........................................................................................................................................................................ 9-60
9.10.8 Manual Feed Roller.................................................................................................................................................................. 9-61
9.10.8.1 Removing the Feeding Roller ..................................................................................................................................................................... 9-61
9.10.8.2 Orientation of the Feeding Roller ............................................................................................................................................................... 9-61
9.10.8.3 Removing the Manual Feed Roller ............................................................................................................................................................. 9-61
9.10.8.4 Mounting the Manual Feed Roller.............................................................................................................................................................. 9-62
9.10.9 Manual Separation Roller ........................................................................................................................................................ 9-62
9.10.9.1 Removing the Separation Roller................................................................................................................................................................. 9-62
9.10.10 Manual Feed Tray sensor....................................................................................................................................................... 9-63
9.10.10.1 Removing the Manual Feed Tray Paper Sensor ....................................................................................................................................... 9-63
9.10.10.2 Removing the Manual Feed Tray Paper Sensor ....................................................................................................................................... 9-64
9.10.11 Registration Roller ................................................................................................................................................................. 9-65
9.10.11.1 Removing the Registration Roller ............................................................................................................................................................ 9-65
9.10.12 Pre-Registration Roller .......................................................................................................................................................... 9-66
9.10.12.1 Removing the Pre-Registration Roller...................................................................................................................................................... 9-66
9.10.13 Registration Clutch ................................................................................................................................................................ 9-67
9.10.13.1 Removing the Registration Clutch............................................................................................................................................................ 9-67
9.10.13.2 Removing the Registration Clutch............................................................................................................................................................ 9-67
9.10.14 Registration Brake Clutch...................................................................................................................................................... 9-68
9.10.14.1 Removing the Registration Brake Clutch ................................................................................................................................................. 9-68
9.10.14.2 Removing the Registration Brake Clutch ................................................................................................................................................. 9-68
9.10.15 Fixing/Feed Unit .................................................................................................................................................................... 9-68
9.10.15.1 Removing the Fixing/Feed Unit ............................................................................................................................................................... 9-68
9.10.15.2 Removing the Fixing/Feed Unit ............................................................................................................................................................... 9-69