Routine Maintenance

Replacing the drum unit

Before you replace the drum unit, see Before replacing the consumable items on page 67.

When you replace the drum unit with a new one, you need to reset the drum counter by completing the following steps:

a Make sure that the machine is turned on and the Drum LED is flashing. Leave the machine for at least 10 minutes to cool down.

b Open the front cover.

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c Take out the drum unit and toner cartridge assembly.

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