HP Color LaserJet CP3520 Printer Series - Manual (Page 158)

Change 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. See
HP LaserJet print supplies on page 235 .
TIP: To see an animation of this procedure go to this Web site: www.hp.com/go/cljcp3525-replace-
toner-collection-unit .
Replace the toner collection unit
1. Open the front door. Make sure that the door is completely open.
2. Grasp the blue label at the top of the toner collection unit and remove it from the product.
146 Chapter 10 Manage and maintain the product ENWW