Canon iR Advance 400iF/ 500iF Poor transfer of the image, hollow character

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Serviceman
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Joined: Sat Oct 21, 2017 9:37 pm

Canon iR Advance 400iF/ 500iF Poor transfer of the image, hollow character

Postby Serviceman » Sat Oct 28, 2017 11:30 am

Models list: Canon imageRUNNER ADVANCE 500iF, 500i, 400i, 400iF
Image Failure: Poor transfer of the image, hollow character
Location
    Transfer Roller (roller circumference: 50mm)
Cause
    • Because of insufficient transfer output due to highly-resistive paper caused by reduced moisture content in paper by having the paper left untouched in a low humidity environment
    • Because of insufficient transfer output due to highly-resistive paper caused by increased moisture content in paper by having the paper left untouched in a high humidity environment
Condition
    • Paper left untouched in a low humidity environment
    • Paper left untouched in a high humidity environment
Field Remedy
    • Service mode (Lv.2)> COPIER> OPTION> IMG-TR> TROPT-SW> -2 to 1
    -2: Transfer output voltage moreover decreases.
    -1: Transfer output voltage decreases.
    0: OFF
    1: Transfer output voltage increases.

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