Brother MFC-9840CDW User Manual page 212

i
Remove the waste toner box from the
machine using the green handle and
place it into the plastic bag included in
the carton.
j
Put the belt unit back 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.
202
k
Insert the original orange packing
material for locking the belt unit as
shown in the illustration.
l
Put a piece of paper (letter or A4) on the
belt unit to prevent damage to the belt
unit.