The Message <1H CHK TNR CONN.> Appears in the Display on the Control Panel

    15-Nov-2011
    8100110300

    Issue

    The message <1H CHK TNR CONN.> appears in the display on the control panel.
    The message <1H CHK TNR CONN.> appears in the display on the control panel.

    Cause and Solution

    There is a possibility that the toner cartridge is not installed properly.
    <Remedy 1>
    Remove the toner cartridge, then reinstall it properly.
    <Remedy 2>
    If <1H CHK TNR CONN.> appears and there is a problem with the print quality even after applying the Remedy 1, remove the toner cartridge and replace it with a new one. [Replacing the Toner Cartridge]