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Cleaning the Toner Density Sensor

Clean the toner density sensor when the following message appears on the control panel.

"Density Sensor Require Cleaning"

CAUTION

  • The inside of this printer becomes very hot. Do not touch parts labelled “” (indicating a hot surface).

  1. Pull up top cover open lever to open the top cover.

    Printer illustration

  2. Lift out the cyan print cartridge.

    Printer illustration

  3. Slide the toner density sensor lever once to the left.

    Printer illustration

    Slide the lever only once.

  4. Carefully insert the print cartridge removed in step 2 vertically.

    Printer illustration

  5. Using both hands, hold the center of the top cover and close the cover carefully. Be careful not to trap your fingers.

    Printer illustration

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