Brother HL-4050CDN EN - Manual (Page 147)

Routine Maintenance
138
6
g
Hold the green parts of the belt unit with both hands and lift the belt unit up, then pull it out.
Note
We recommend that you put the belt unit on a clean, flat surface with a piece of disposable paper
underneath it in case you accidentally spill or scatter toner.
h
Remove the waste toner box from the printer using the green handle and place it into the plastic bag
included in the carton.
i
Put the belt unit back in the printer. Match the h mark on the belt unit to the g mark on the printer. Push
down on the green area of the belt unit to lock it in place.