When the printer shows "Replace drum"or Drum end soon",please follow this video to reset your printer.

Part one:For Printer with Touch Screen Display

First:Press Settings

Second:Press  All Settings and find Machine Info.

Third:Press Parts Life and Touch the dial pad area to light up the LEDs,

Press and hold # until the LCD message changes.

Fourth:Press Drum and select yes

Last:Press Home.

Part two:For Printer with Without Screen Display

First:Open the top cover of the machine

Second:Press and hold down the Go button for about 4 seconds until all the LEDs light up. Once all four LEDs are lit, release the Go button.

Last:Close the front cover.

Part three:For Printer with Multi-line LCD

First:Open the front cover

Second:Press and hold OK for 2 seconds.

Third:Press the Up arrow key or 1 to reset the drum counter.Reset completed when Accepted is displayed.

Last:Close the front cover.