Brother MFC-9450CDN User Manual page 184

e
Unpack the new belt unit, and remove
the protective cover and paper.
f
Put the new 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.
174
g
Put the drum unit back in the machine as
follows.
1
Make sure that the grey lock
lever (1) is in the up position and
put the drum unit in the machine.
Push down the grey lock lever (1).
1
1