Place the drum unit on a drop cloth or large piece of disposable paper to avoid spilling and scattering the toner.
2 Hold down the lock lever on the right and pull the toner cartridge out of the drum unit assembly.
LockLeverHandle the toner cartridge carefully. If toner scatters on your hands or clothes, immediately wipe it off or wash them with cold water.
3 Unpack the new toner cartridge. Place the used toner cartridge into the aluminium bag and discard it according to local regulations.
•Wait to unpack the toner cartridge until immediately before you install it into the machine. If a toner cartridge is left unpacked for a long period of time, the toner life is shortened.
•You can use only a genuine Brother toner cartridge
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Troubleshooting and Maintenance 77