REPLACING TONER CARTRIDGE AND DRUM UNIT
13-6
MFC 4550/6550MC/7550MC
OP-US-5.0
4)
4) Remove
the
toner
cartridge
from
the
drum
unit
and
keep
it
in
a
safe
place.
For
more
information,
see
“Replacing
the
Toner
Cartridge”
5)
5) Wait
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.
NOTE: • Discard the used drum unit according to local regulations. If you are not
sure of them, consult with Brother Customer Service. 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 separated from domestic garbage.
• We recommend you place the drum unit on a drop cloth or large piece of
disposable paper to avoid spilling and scattering the toner.
Toner cartridge
Drum unit
Old drum unit
New drum unit