Brother International MFC 8420 Users Manual - English - Page 388
Clear/Back, If toner scatters and your hands or clothes get dirty, immediately
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3 Hold down the lock lever on the right and pull the toner cartridge out of the drum unit. (See Replacing the toner cartridge on page 22-28.) Lock Lever Discard the used drum unit according to local regulations, keeping it separate from domestic waste. Be sure to seal the drum unit tightly so toner powder does not spill out of the unit. If you have questions, call your local waste disposal office. 4 Wait to unpack the new drum unit until immediately before installing it. Place the old drum unit into the plastic bag and discard it according to local regulations. 5 Reinstall the toner cartridge into the new drum unit. (See Replacing the toner cartridge on page 22-28.) 6 Reinstall the new drum unit, keeping the front cover open. 7 Press Clear/Back. 8 Press 1 and when the LCD shows Replace Drum Accepted, and close the front cover. ▲ 1.Yes ▼ 2.No Caution Select ▲▼ & Set If toner scatters and your hands or clothes get dirty, immediately wipe off or wash with cold water. 22 - 36 TROUBLESHOOTING AND ROUTINE MAINTENANCE
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