7020 dark band at bottom of page

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  • Rusty.Harris
    Senior Tech

    Site Contributor
    500+ Posts
    • Jan 2021
    • 607

    #1

    7020 dark band at bottom of page

    7020, almost brand new. Prints and internal copies look perfect.
    Off the glass, or ADF shows a dark band/shadow at the bottom of the page.
    Checked the entire optical area, found nothing. Had a 7030, swapped the
    entire lens assembly, nothing.
    Ran a sky shot and figured it out. the front (operator side) bank of LED's for
    the scanner lamp are not lighting up. If you close & open the platen cover
    switch causing the scanner lamp to light, about 4-5 of the lamps from the operator
    side to the rear are not coming on.
    First time I've ever seen an LED array like that just a few not coming on.

    DOC121522-12152022181311.jpg
  • shinchan
    Trusted Tech

    100+ Posts
    • May 2011
    • 193

    #2
    Re: 7020 dark band at bottom of page

    what I would try to do:
    1. Clean IIT flexible cable.
    2. Swap IIT board and see whether the problem goes away.

    hope this helps

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