HP LaserJet Pro 500 Color MFP M570 - Manual (Page 58)

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.
44 Chapter 3 Parts, supplies, and accessories ENWW