Brother MFC 7860DW - Manual (Page 81)

Routine maintenance
65
A
c
Take out the drum unit and toner
cartridge assembly.
d
Push down the green lock lever and take
the toner cartridge out of the drum unit.
WARNING
DO NOT put a toner cartridge into a fire. It
could explode, resulting in injuries.
DO NOT use cleaning materials that
contain ammonia, alcohol, any type of
spray, or any type of flammable substance
to clean the outside or inside of the
machine. Doing this may cause a fire or
electrical shock.
See To use the product safely in the Safety
and Legal booklet for how to clean the
machine.
Be careful not to inhale toner.