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CO Line Connection
Wire Specification The wire specifications are as follows:
Wire Solid wire
Diameter of conductor ø 0.4 – ø 0.65mm
Diameter with coating ø 0.66 – ø 1.05mm
Connection Use a 4-pin plug (included) to connect CO lines.
A single plug is able to connect two CO lines. Use twisted pair cable.
1. Lift the transparent part.
2. Insert the required telephone wires into the holes of the plug.
Then press the transparent part back into the black part.
Note: Do not strip the wires.
Insert the wires all the way into the plug.
GROUND
SYSTEM
EXTN.
5
EXTN.
3
EXTN.
1
CO 2
CO 1
EXTN.
6
EXTN.
4
EXTN.
2
DPH
DOOR
OPENER
A
A
B
B
CO 2
CO 1
CO 2
CO 1
To Modular Jacks from
the Central Office
A
B
CO 2
A
B
CO 1
CO 2
CO 1
Note
• You can use cable holders to fix the wires.