HP LaserJet Enterprise M806x+ Black and White Laser Printer - Manual (Page 52)

4. If you are installing an optional accessory for the first time, at the back of the product remove the
accessory interface cable cover.
5. Connect the finishing accessory interface cable.
6. Connect the product power cord, and then turn on the product.
Step four: Parts return
The following URL provides information on how to return parts to HP for reuse and recycling: Product return
and recycling
NOTE: HP recommends responsible disposal of the defective stapler/stacker.
Step five: Configure the default hole punch location
1. From the Home screen on the product control panel, scroll to and touch the Administration button.
2. Open the following menus:
44 Chapter 2 Install and configure the finishing accessories ENWW