ADF leading-edge and paper-present sensors
................................................................
457
ADF hinges
.......................................................................................................................
458
2 X 500-sheet paper input assembly components
............................................................................
460
Rear cover
........................................................................................................................
461
Right front cover
................................................................................................................
462
Left front cover
..................................................................................................................
463
Right cover
........................................................................................................................
464
Left cover
..........................................................................................................................
466
Right lower cover assembly
..............................................................................................
468
Pickup motor assembly
.....................................................................................................
469
Upper lifter drive assembly
...............................................................................................
470
Lower lifter drive assembly
...............................................................................................
471
Upper pickup drive assembly
............................................................................................
473
Lower pickup drive assembly
............................................................................................
473
Upper pickup assembly
....................................................................................................
474
Lower pickup assembly
....................................................................................................
480
Paper feeder door-open switch
.........................................................................................
483
Paper feeder driver PCB
...................................................................................................
485
Intermediate paper transfer unit (IPTU)
.............................................................................................
486
Front cover and front door
................................................................................................
486
IPTU rear cover
.................................................................................................................
489
Connector cover assembly
...............................................................................................
490
IPTU driver PCB
...............................................................................................................
491
IPTU driver motors
............................................................................................................
492
Stapler/stacker components
..............................................................................................................
494
Delivery tray
......................................................................................................................
494
Front cover
........................................................................................................................
494
Rear cover
........................................................................................................................
494
Left cover
..........................................................................................................................
495
Top cover
..........................................................................................................................
495
Bottom cover
.....................................................................................................................
496
Stapler unit
........................................................................................................................
497
Jogger unit
........................................................................................................................
498
Stapler/stacker driver PCB
...............................................................................................
502
3-bin mailbox components
.................................................................................................................
504
Rear cover
........................................................................................................................
504
Front cover
........................................................................................................................
504
Delivery tray
......................................................................................................................
504
Left cover
..........................................................................................................................
505
Upper cover
......................................................................................................................
505
Right-door unit
..................................................................................................................
506
Bottom cover
.....................................................................................................................
508
MBM driver PCB
...............................................................................................................
509
6
Problem solving
Problem-solving process
...................................................................................................................
512
Problem-solving checklist
.................................................................................................
512
Problem-solving flowchart
.................................................................................................
514
Power-on checks
..............................................................................................................
516
Control-panel messages
....................................................................................................................
517
ENWW
xiii