Panasonic KX-TD816 Installation Manual page 41

2.3.3 Extension Connection
for Proprietary Telephones, Single Line Telephones and DSS Consoles
(KX-TD816: Jack 1 through Jack 8, KX-TD1232: Jack 1 through Jack 16)
1. Using Modular Connector (for KX-TD816C/NL/NZ)
Connection
Notes:
2-22 Installation
Insert the modular plugs of the telephone line cords (4-conductor
wiring) into the modular jacks on the system.
To extensions
(Jacks 1 – 8)
Mis-connection may cause the system to operate improperly. See
Section 6.1.1 "Installation" and 6.1.2 "Connection" before
connection.
(Jack 01 through Jack 16)
D1: Data 1 D2: Data 2
R: Ring @ T: Tip
D2
R
T
D1
View of TEL Jack (Extension)
Jack 8
Jack 7
Jack 6
Jack 5
Jack 4
Jack 3
Jack 2
Jack 1