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2.4 Connecting Outside (CO) Lines
52 Installation Manual
2.4 Connecting Outside (CO) Lines
2.4.1 Connecting Outside (CO) Lines
Connection
1. Insert the modular plugs of the telephone line cords (2-conductor wiring) into the outside (CO)
line jacks.
2. Connect the line cords to the terminal board or the modular jacks from the telephone company.
To Terminal Board or Modular Jacks
from the Telephone Company
TR
T: Tip
R: Ring
TEL Jack for Outside (CO) Line