Olivetti d-Copia 300MF Guide De L'utilisateur page 152

Maintenance
5-12
18 Put the filters back in place and close the Multi Purpose Tray.
NOTE:
Return the exhausted toner container and waste toner box to
your dealer or service representative. The collected toner container and
waste toner box will be recycled or disposed in accordance with the
relevant regulations.
OPERATION GUIDE