Canon ir6555 grey background

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  • Artful_Dodger
    Junior Member
    • Jun 2013
    • 8

    #1

    Canon ir6555 grey background

    Hello. Canon ir 6555 print a gray background as in the attachment. I check from another: primary charging assembly, pre-transfer, developing assembly, drum unit, drum heating turned on. Change "grid ht-pri" to minus values ​page 2-4 in attachment.​​
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  • Brian8506
    Service Manager

    Site Contributor
    1,000+ Posts
    • Feb 2009
    • 1658

    #2
    Check develop in service mode adjust. I believe the default is 250. Adjust and see what you get

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    • GG CANON
      Technician
      • Oct 2024
      • 23

      #3
      Poor electrical contact, drum ground, developer electrical contact, erase lamp

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