DC controller PCA connectors (engine) .......................................................... 533 DC controller input/output signals (engine) ..................................................... 535 Wiring diagrams (engine) ................................................................................ 539 Timing diagram (engine) ................................................................................. 541 High capacity input feeder ............................................................................................... 542 External covers and panels (HCI) ...................................................................
543 Major components (HCI) ................................................................................. 544 Motor(s) and PCA(s) (HCI) .............................................................................. 545 Sensors (HCI) ................................................................................................. 546 Wiring diagrams (HCI) ..................................................................................... 547 Repetitive defect ruler ......................................................................................................
548 Interlocks and linkages .................................................................................................... 549 Print cartridge and MFP contacts .................................................................................... 557 Known issues ................................................................................................................................... 559 Control-panel ESD disruption .......................................................................................... 559 Clearing a jam from the right (print cartridge) side .........................................................
559 Loading Tray 2/3/4/5 with letter or A4 media ................................................................... 560 The stapler/stacker only staples letter and A4 media ...................................................... 560 Formatter cage does not properly seat ............................................................................ 560 RFU with a SCB firmware upgrade .................................................................................. 560 RFU with a DC controller firmware update ......................................................................
560 EIO device does not properly seat ................................................................................... 560 Print cartridge cannot be removed ................................................................................... 560 False left door open error message ................................................................................. 561 Dark or flickering control-panel display ............................................................................ 561 Fuser edge overheat slowdown .......................................................................................
561 7 Parts and diagrams ..................................................................................................................................... 563 Order parts, accessories, and supplies ............................................................................................ 565 How to use the parts lists and diagrams .......................................................................................... 566 Types of screws ...............................................................................................................................
566 Related documentation and software ............................................................................................... 567 Accessories, supplies, and whole unit components ......................................................................... 568 Automatic document feeder (whole unit) .......................................................................................... 576 Front end cover (ADF) ...................................................................................................................... 578 Hinges (ADF) ....................................................................................................................................
580 Base assembly (ADF) ...................................................................................................................... 582 Backbone assembly (ADF) ............................................................................................................... 584 Jam Cover (ADF) ............................................................................................................................. 588 Pickup roller assembly (ADF) ...........................................................................................................
590 Separation pad assembly (ADF) ...................................................................................................... 592 Separation floor assembly (ADF) ..................................................................................................... 594 Scanner assembly base ................................................................................................................... 596 ENWW xiii