Users Manual - English
Page 77
Routine Maintenance When you replace the drum unit with a new one, you only replace the toner cartridge. Improper Setup Do not reset the drum counter when you need to reset the drum counter by completing the following steps: a Make sure that the printer is turned on and the Drum LED is blinking. Once all the LEDs light up. b Press and hold down Go for about 4 seconds until all four LEDs are lit, release Go. Press the front cover release button and then open the front cover. 6. c Take out the drum unit and toner cartridge assembly. 69
Routine Maintenance When you replace the drum unit with a new one, you only replace the toner cartridge. Improper Setup Do not reset the drum counter when you need to reset the drum counter by completing the following steps: a Make sure that the printer is turned on and the Drum LED is blinking. Once all the LEDs light up. b Press and hold down Go for about 4 seconds until all four LEDs are lit, release Go. Press the front cover release button and then open the front cover. 6. c Take out the drum unit and toner cartridge assembly. 69