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3Remove the toner cartridge from the drum unit and keep it in a safe place. For more information, see “Replacing the Toner Cartridge” on pages 112–116.

Toner

Cartridge

Toner

Cartridge

Discard the used drum unit according to local regulations. If you are not sure of them, call your local Sanitation Department. Be sure to seal the drum unit tightly so toner powder does not spill out of the unit. When discarding used drum units, keep them separate from domestic garbarage.

4Wait to unpack the new drum unit until immediately before installing it. Place the old drum unit into the aluminum bag and discard it according to local regulations.

Old Toner

Cartridge

New Toner

Cartridge

Aluminum

Bag

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Brother FAX 3750, FAX 2750 manual 119