Fans ................................................................................................................................. 611
Product base ................................................................................................... 611
Sensors ............................................................................................................................ 612
Product base ................................................................................................... 612
1 x 500 input tray ............................................................................................. 614
3 x 500 input tray ............................................................................................. 615
IPTU ................................................................................................................ 616
Motors .............................................................................................................................. 617
Product base ................................................................................................... 617
1 x 500 input tray ............................................................................................. 618
3 x 500 input tray ............................................................................................. 619
IPTU ................................................................................................................ 620
Solenoids ......................................................................................................................... 620
Product base ................................................................................................... 620
1 x 500 input tray ............................................................................................. 621
3 x 500 input tray ............................................................................................. 621
Switches .......................................................................................................................... 622
Product base ................................................................................................... 622
1 x 500 input tray ............................................................................................. 623
3 x 500 input tray ............................................................................................. 623
Block diagrams ................................................................................................................ 625
Main assemblies ............................................................................................. 625
Main parts ....................................................................................................... 628
PCAs ............................................................................................................... 629
1 x 500 input tray ............................................................................................. 630
3 x 500 input tray ............................................................................................. 631
Intermediate paper-transfer unit (IPTU) .......................................................... 632
Scanner ........................................................................................................... 632
Components (scanner) ................................................................... 632
ADF ................................................................................................................. 633
Sensors (ADF) ................................................................................ 633
General timing chart ........................................................................................................ 634
General circuit diagrams .................................................................................................. 634
Signals .............................................................................................................................................. 639
8 Output accessories and intermediate paper transfer unit (IPTU)
Theory of operation .......................................................................................................................... 668
Intermediate paper transfer unit (IPTU) ........................................................................... 668
Basic operation ............................................................................................... 668
Feed operation ................................................................................................ 670
Jam detection .................................................................................................. 670
3-bin stapler/stacker ........................................................................................................ 671
Basic operation ............................................................................................... 671
ENWW xv