Brother 5450DN, HL-5450DN, HL-5450DNT manual i j

Routine Maintenance

h When you replace the drum unit with a new one, you need to reset the drum counter. To do this, press and hold down the Go for about 4 seconds until all the LEDs light up. Once all six LEDs are lit, release Go.

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Important

Do not reset the drum counter when you only replace the toner cartridge.

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Close the front cover of the machine.

Make sure that the Drum LED is now off.

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