HP Color LaserJet Enterprise CM4540 MFP series - Manual (Page 134)

4. Remove the new toner collection unit from its
packaging.
5. Insert the bottom of the new unit into the
product first and then push the top of the unit
until it clicks into place.
6. Close the front door.
NOTE: If the toner collection unit is not
installed correctly, the front door does not
close completely.
To recycle the used toner collection unit, follow
the instructions included with the new toner
collection unit.
114 Chapter 7 Manage supplies ENWW