HP Color LaserJet Enterprise CP4525 Printer series - Manual (Page 181)

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.
1. Open the front door. Make sure that the door is
completely open.
2. Grasp the top of the toner collection unit and
remove it from the product.
3. Place the attached cap over the opening at the
top of the unit.
ENWW Replacement instructions 167