Drum unit replacement instruction sheet 1.Open the front cover of the printer. 2.Pull out the drum unit assembly. 3.Place the drum unit assembly on a flat, horizontal surface, and pull the toner cartridge up and out of the drum unit while pushing the blue lock lever down. 4.Unpack the new drum unit, install the toner cartridge into the new drum unit. It locks into place, indicated by a click. The blue lock lever will lift automatically. 5.Re-install the drum unit into the machine. Keep the front cover open. 6.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. |