HP LaserJet M5025 Multifunction Printer series - Manual (Page 149)

3. Open the formatter door.
4. Remove the fax accessory from its antistatic pouch.
CAUTION The fax accessory contains parts that are sensitive to electrostatic discharge
(ESD). When removing the fax accessory from its antistatic pouch and while installing it,
use static protection, such as a grounding wrist strap that is connected to the metal frame
of the device, or touch the metal frame of the device with your other hand.
5. Use the plastic clips to secure the fax accessory on the formatter.
ENWW Analog fax 137