Panasonic KX-NS1000 Installation Manual page 116

4.2.5 Installing/Removing the Optional Service Cards
Removing the DOORPHONE Card from the Doorphone Slot
1.
Loosen and remove the screws.
2.
Holding the rear end of the card, pull the card in the direction of the arrows.
116 Installation Manual
Screws
Document Version 2016-03