Panasonic KX-TDA50 Installation Manual page 110

2.8 Connection of Doorphones, Door Openers, External Sensors, and External Relays
2.
Pass the wires through the hole in the base cover, and attach the base cover to a wall using 2 screws.
Screw
Note
Two kinds of screws are included with KX-T30865. Please choose the appropriate kind for your wall
type.
: when a doorphone plate has been fixed to the wall
: when you wish to install the doorphone directly to the wall
3.
Connect the wires to the screws located in the front cover.
4.
Re-attach the 2 halves and re-insert the screw.
110 Installation Manual
To terminal box
To terminal box