3 x 500-sheet input tray ...................................................................................

530

IPTU ................................................................................................................

531

Solenoids .........................................................................................................................

531

Solenoids ........................................................................................................

531

Product base ...................................................................................................

532

1 x 500-sheet input tray ...................................................................................

532

3 x 500-sheet input tray ...................................................................................

533

Switches ..........................................................................................................................

534

Switches ..........................................................................................................

534

Product base ...................................................................................................

534

1 x 500-sheet input tray ...................................................................................

535

3 x 500-sheet input tray ...................................................................................

535

Block diagrams ................................................................................................................

537

Main assemblies .............................................................................................

537

Main parts .......................................................................................................

540

PCAs ...............................................................................................................

541

1 x 500-sheet input tray ...................................................................................

542

3 x 500-sheet input tray ...................................................................................

543

Intermediate paper-transfer unit (IPTU) ..........................................................

544

General timing chart ........................................................................................................

545

General circuit diagrams ..................................................................................................

545

Signals ..............................................................................................................................................

550

8 Output accessories and intermediate paper-transfer unit (IPTU)

 

Theory of operation ..........................................................................................................................

580

Intermediate paper-transfer unit (IPTU) ...........................................................................

580

Basic operation ...............................................................................................

580

Feed operation ................................................................................................

582

Jam detection ..................................................................................................

582

3-bin stapler/stacker ........................................................................................................

583

Basic operation ...............................................................................................

583

Electrical circuitry ............................................................................

584

Feed drive system ...........................................................................................

584

Construction of the control system .................................................

585

Paper delivery path (stapler/stacker and booklet maker) ...............

587

Intermediate-process output-bin assembly (stapler/stacker and booklet

 

maker) .............................................................................................................

591

Stack job offset ...............................................................................

591

Process output bin paper-stacking operation ..................................................

593

Offset operation ...............................................................................................

593

Stack trailing-edge assist operation ................................................................

594

Stack delivery operation ..................................................................................

594

Staple operation (stapler/stacker and booklet maker) .....................................

595

Staple unit .......................................................................................

598

xiv

ENWW