Brother HL-7050 Series User Manual page 157

3
Push down the blue lock lever and take the toner cartridge out
of the drum unit assembly.
Handle the toner cartridge carefully. If toner scatters on
your hands or clothes, wipe or wash it off with cold water
immediately.
Do not touch the shaded parts shown in Figure 5-13.
Discard the used drum unit according to local regulations,
keeping it separate from domestic waste. If you have
questions, call your local waste disposal office.
Be sure to seal up the drum unit tightly in a bag so that toner
powder does not spill out of the unit.
5 - 8 ROUTINE MAINTENANCE
Figure 5-12
Figure 5-13