2.3.3
Outside (CO) Line Connection
Connection
1. Insert the modular plugs of the telephone line cords
(2-conductor wiring) into the modular jacks on the system.
2. Connect the line cord to the terminal board or the modular jacks
from the Central Office jack.
View of TEL Jack (Outside (CO) Line)
T: Tip
R: Ring
T R
To Terminal Board or Modular Jacks
from the Central Office
E R
P O W
Installation
2-9