Canon FAX-L380S Series Service Manual page 33

Contents
2.1 Document Feed and Exposure System...........................................................................................................................2-1
2.1.1 Overview/Configuration .............................................................................................................................................................. 2-1
2.1.1.1 Overview .........................................................................................................................................................................................................2-1
2.2 Laser Exposure...............................................................................................................................................................2-1
2.2.1 Overview/Configuration .............................................................................................................................................................. 2-1
2.2.1.1 Overview .........................................................................................................................................................................................................2-1
2.3 Image Formation ............................................................................................................................................................2-2
2.3.1 Overview/Configuration .............................................................................................................................................................. 2-2
2.3.1.1 Overview .........................................................................................................................................................................................................2-2
2.4 Pickup and Feed System ................................................................................................................................................2-3
2.4.1 Overview/Configuration .............................................................................................................................................................. 2-3
2.4.1.1 Overview .........................................................................................................................................................................................................2-3
2.4.1.2 Overview .........................................................................................................................................................................................................2-4
2.4.2 Detection Jams ............................................................................................................................................................................. 2-4
2.4.2.1 Jam Detection Outline.....................................................................................................................................................................................2-4
2.4.2.1.1 Type of Jams ...........................................................................................................................................................................................2-4
2.4.2.2 Delay Jams ......................................................................................................................................................................................................2-5
2.4.2.2.1 Pickup Delay Jam....................................................................................................................................................................................2-5
2.4.2.2.2 Delivery Delay Jam.................................................................................................................................................................................2-5
2.4.2.3 Stationary Jams ...............................................................................................................................................................................................2-5
2.4.2.3.1 Pickup Stationary Jam.............................................................................................................................................................................2-5
2.4.2.3.2 Delivery Stationary Jam ..........................................................................................................................................................................2-5
2.4.2.4 Other Jams.......................................................................................................................................................................................................2-5
2.4.2.4.1 Wrap Jam.................................................................................................................................................................................................2-5
2.4.2.4.2 Initial Jam................................................................................................................................................................................................2-5
2.4.2.4.3 Cover Open Jam ......................................................................................................................................................................................2-5
2.5 Fixing Unit .....................................................................................................................................................................2-5
2.5.1 Overview/Configuration .............................................................................................................................................................. 2-5
2.5.1.1 Overview .........................................................................................................................................................................................................2-5
2.5.2 Protection Function ...................................................................................................................................................................... 2-6
2.5.2.1 Protective Mechanisms ...................................................................................................................................................................................2-6
2.5.2.2 Detecting a Fault in the Fixing Assembly.......................................................................................................................................................2-6
2.6 External and Controls.....................................................................................................................................................2-7
2.6.1 Power Supply ............................................................................................................................................................................... 2-7
2.6.1.1 Backup Battery................................................................................................................................................................................................2-7
2.6.1.1.1 Battery-backed up Data...........................................................................................................................................................................2-7
2.6.1.1.2 Backed up by Capacitor ..........................................................................................................................................................................2-7
2.6.1.1.3 Backed up by Lithium Battery ................................................................................................................................................................2-7
2.6.1.1.4 Printing the Lithium Battery Backup Data List ......................................................................................................................................2-8
2.6.1.2 Energy-Saving Function..................................................................................................................................................................................2-9
2.6.1.2.1 Overview .................................................................................................................................................................................................2-9
Contents