Brother MFC-9440CN User Manual page 200

g
Hold the green parts of the belt unit with
both hands and lift the belt unit up, then
pull it out.
184
h
Remove the waste toner box from the
machine using the green handle and
place it into the plastic bag included in
the carton.
i
Put the belt unit in the machine. Match
the h mark on the belt unit to the g mark
on the machine. Push down on the
green area of the belt unit to lock it in
place.