Scanner covers...................................................................................................................546 Scanner-carriage-lock assembly........................................................................................548 Scanner-open-sensor assembly.........................................................................................550 Scanner-motor fan..............................................................................................................552 Scanner motor....................................................................................................................554 Scanner-belt assembly.......................................................................................................556 Scanner slide-rail................................................................................................................558 Scanner optical assembly...................................................................................................560 500-sheet feeder components.............................................................................................................562 Assembly locations.............................................................................................................562 External components..........................................................................................................564 500-sheet feeder main body (1 of 2)..................................................................................566 500-sheet feeder main body (2 of 2)..................................................................................568 500-sheet feeder lifter-drive assembly...............................................................................570 500-sheet feeder cassette..................................................................................................572 Optional devices..................................................................................................................................574 Duplex-printing accessory..................................................................................................574 Stapler/stacker....................................................................................................................576 3-bin mailbox.......................................................................................................................578 Alphabetical parts list...........................................................................................................................580 Numerical parts list..............................................................................................................................593 Index....................................................................................................................................................................607 xv