HP Color LaserJet Enterprise CM4540 MFP series - Manual (Page 132)

7. Align the print cartridge with its slot and insert
the print cartridge until it clicks into place.
NOTE: The print cartridges go in at a slight
angle.
8. Close the front door.
Replace the toner collection unit
Replace the toner collection unit when the control panel prompts you.
NOTE: The toner collection unit is designed for a single use. Do not attempt to empty the toner
collection unit and reuse it. Doing so could lead to toner being spilled inside the product, which could
result in reduced print quality. After use, return the toner collection unit to HP’s Planet Partners program
for recycling.
112 Chapter 7 Manage supplies ENWW