Scanner controller PCA ................................................................................... 376 Connector locations ........................................................................................ 378 Electrical structure ........................................................................................... 379 Wiring diagrams .............................................................................................. 380 Image-defect tables .........................................................................................................
382 Repeating defect ruler ..................................................................................................... 390 Media troubleshooting ...................................................................................................................... 391 Determine the problem source ........................................................................................ 391 Isolate the paper path ...................................................................................................... 391 Try using the straightest paper path ................................................................
391 Check the duplexing path ................................................................................ 391 Isolate the source of a jam .............................................................................. 391 Determine the location of a jam ...................................................................... 391 Determine whether the product is experiencing misfeeds or multifeed jams ................................................................................................................. 391 Isolate a media brand ......................................................................................................
392 Isolate a media type ......................................................................................................... 392 Communication troubleshooting ....................................................................................................... 393 Communications check .................................................................................................... 393 EIO troubleshooting ........................................................................................ 393 Jetdirect configuration .....................................................................................
393 Embedded LAN troubleshooting ..................................................................... 393 Error codes ..................................................................................... 394 LAN diagnostics .............................................................................. 394 Wiring diagrams ............................................................................................................................... 398 8 Parts and diagrams Order parts, accessories, and supplies ............................................................................................
405 Supplies part numbers ..................................................................................................................... 406 Consumables, supplies, accessories, FRUs, and documents ......................................... 406 Common hardware .......................................................................................................... 409 Illustrations and parts lists ................................................................................................................ 410 Scanner assembly ............................................................................................................................
412 Scanner engine covers and panels .................................................................................................. 414 Print engine covers and panels ........................................................................................................ 418 Flatbed scanner assembly ............................................................................................................... 420 Flatbed optical assembly ..................................................................................................................
426 ADF scanner assembly .................................................................................................................... 430 ADF paper pickup assembly ............................................................................................................ 434 ADF main assembly ......................................................................................................................... 440 ADF optical assembly .......................................................................................................................
444 Scanner engine PCAs ...................................................................................................................... 446 Left door and diverter ....................................................................................................................... 448 Right cover assembly ....................................................................................................................... 450 ENWW xiii