Solving image-quality problems ....................................................................................................... 475 Solve print-quality problems ............................................................................................ 475 Solve copy-quality problems ........................................................................... 475 Print-quality problems associated with media ................................................. 475 Print-quality problems associated with the environment ................................. 476 Print-quality problems associated with jams ...................................................
476 Image defect examples ................................................................................... 476 Light print (partial page) ................................................................................. 478 Light print (entire page) .................................................................................. 479 Specks ........................................................................................................... 480 Dropouts ......................................................................................................... 481 Lines ...............................................................................................................
483 Gray background ............................................................................................ 483 Toner smear ................................................................................................... 485 Loose toner .................................................................................................... 485 Repeating defects .......................................................................................... 487 Repeating image ............................................................................................. 487 Misformed characters .....................................................................................
488 Page skew ....................................................................................................... 489 Curl or wave ................................................................................................... 490 Wrinkles or creases ........................................................................................ 490 White lines ...................................................................................................... 491 Tire tracks ...................................................................................................... 491 White spots on black ......................................................................................
492 Scattered lines ............................................................................................... 492 Blurred print .................................................................................................... 493 Random image repetition ............................................................................... 493 Solve copy-quality problems ............................................................................................ 494 ADF image-quality problems ........................................................................... 494 Blank page (ADF) ...........................................................................
494 Page skew (ADF) ........................................................................... 495 Horizontal lines (ADF) .................................................................... 495 Image shifted (ADF) ....................................................................... 495 Unexpected Image (ADF) ............................................................... 496 Flatbed glass image-quality problems ............................................................. 496 Poor uniformity (flatbed) ................................................................. 496 Poor uniformity gradual (flatbed) ....................................................
496 Lamp inverter failure (flatbed) ......................................................... 496 Streaks on page (flatbed) ............................................................... 497 Unexpected results (flatbed) ........................................................... 497 Solve copy problems ....................................................................................................... 497 Media-handling problems ................................................................................ 497 Performance problems ....................................................................................
499 Troubleshooting communication interfaces ...................................................................................... 500 Check communications .................................................................................................... 500 Troubleshooting the EIO ................................................................................. 500 Jetdirect page ................................................................................. 500 Boot key sequences .........................................................................................................................
502 Low-level boot key sequences ......................................................................................... 503 Mid-level boot key sequences ......................................................................................... 504 x ENWW