Sensors (HCI)
.................................................................................................
552
Wiring diagrams (HCI)
.....................................................................................
553
Repetitive defect ruler
......................................................................................................
554
Interlocks and linkages
....................................................................................................
555
Print cartridge and MFP contacts
....................................................................................
563
Known issues
...................................................................................................................................
565
Control-panel ESD disruption
..........................................................................................
565
Clearing a jam from the right (print cartridge) side
.........................................................
565
Loading Tray 2/3/4/5 with letter or A4 media
...................................................................
566
The stapler/stacker only staples letter and A4 media
......................................................
566
Formatter cage does not properly seat
............................................................................
566
RFU with a SCB firmware upgrade
..................................................................................
566
RFU with a DC controller firmware update
......................................................................
566
EIO device does not properly seat
...................................................................................
566
Print cartridge cannot be removed
...................................................................................
566
False left door open error message
.................................................................................
567
Dark or flickering control-panel display
............................................................................
567
Fuser edge overheat slowdown
.......................................................................................
567
7
Parts and diagrams
Parts
.................................................................................................................................................
571
How to use the parts lists and diagrams
..........................................................................................
572
Types of screws
...............................................................................................................................
572
Related documentation and software
...............................................................................................
573
Accessories, supplies, and whole unit components
.........................................................................
573
Automatic document feeder (whole unit)
..........................................................................................
582
Front end cover (ADF)
......................................................................................................................
584
Hinges (ADF)
....................................................................................................................................
586
Base assembly (ADF)
......................................................................................................................
588
Backbone assembly (ADF)
...............................................................................................................
590
Jam Cover (ADF)
.............................................................................................................................
594
Pickup roller assembly (ADF)
...........................................................................................................
596
Separation pad assembly (ADF)
......................................................................................................
598
Separation floor assembly (ADF)
.....................................................................................................
600
Scanner assembly base
...................................................................................................................
602
Carriage assembly (scanner; optical assembly)
...............................................................................
604
Scanner top assembly
......................................................................................................................
606
Scanner controller board (SCB) assembly
.......................................................................................
608
Scanner lid sensor assembly
...........................................................................................................
610
Scanner transmission drive assembly
..............................................................................................
612
Stapler/stacker assembly main body
................................................................................................
614
Paper feed assembly (stapler/stacker)
.............................................................................................
618
Alignment and jogger assembly (stapler/stacker)
............................................................................
620
Stapler assembly (stapler/stacker)
...................................................................................................
624
Stapler/stacker PCA
.........................................................................................................................
626
Print engine external covers and panels
..........................................................................................
628
Cartridge door assembly (print engine)
............................................................................................
632
Internal components (print engine 1 of 3)
.........................................................................................
636
Internal components (print engine; 2 of 3)
........................................................................................
640
Internal components (print engine; 3 of 3)
........................................................................................
644
xii
ENWW