Brother MFC-L8650CDW Basic User's Manual page 107

h
Unpack the new waste toner box and
install the new waste toner box in the
machine using the blue handle. Make
sure the waste toner box is level and fits
firmly into place.
Routine maintenance
i
Slide the belt unit back into the machine.
Make sure the belt unit is level and fits
firmly into place.
A
97