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    The Message <14 CHK TNR/COVER> Appears in the Display on the Control Panel

    15-Feb-2008
    8200042400

    Issue

    The message <14 CHK TNR/COVER> appears in the display on the control panel.
    The message <14 CHK TNR/COVER> appears in the display on the control panel.

    Cause and Solution

    The toner cartridge of Y (Yellow), M (Magenta), C (Cyan), or K (Black) is not installed or installed improperly.
    Install the toner cartridge properly. [Replacing Toner Cartridges]

    The toner cover is open.
    Close the toner cover firmly.
    IMPORTANT
    If you cannot close the toner cover, check if the toner cartridges are installed properly. If you try to close the toner cover forcefully, this may result in damage to the printer or toner cartridges.

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