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Routine Maintenance
REPLACE TONERThe machine will stop printing until you replace the toner cartridge. A new and unused genuine Brother toner cartridge will reset the REPLACE TONER mode.
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Replacing the toner cartridgeBefore you replace the toner cartridges, see Before replacing the consumable items on page 67.
a b
Make sure that the machine is turned on. Leave the machine for at least 10 minutes to cool down.
Open the front cover.
c Take out the drum unit and toner cartridge assembly.
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