Brother HL 3070CW - Manual (Page 135)

Routine Maintenance
125
5
IMPORTANT
To avoid print quality problems, DO NOT touch the shaded parts shown in the illustrations.
d
Remove the orange packing material and discard it.
Note
This step is only necessary when you are replacing the waste toner box for the first time. The orange
packing is installed at the factory to protect your machine during shipment. The orange packing is not
required for replacement waste toner boxes.