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2.7 CONNECTIONS
Installation Manual 43
2.7 CONNECTIONS
2.7.1 Connecting to the PBX
One jack of the VPS can be connected to 1 jack of the PBX. Use a 4-conductor cable for
connection with KX-TD systems that use DPT Integration. Use a 2-conductor (T and R) cable
for connection to all other PBXs.
2.7.2 Opening the Ferrite Core
Insert your finger into the opening of the ferrite core and open it as shown below:
2.7.3 Modular Plug Connection
Insert the modular plug of the telephone cord into the modular jack on the port card. Guide the
telephone cord through the ferrite core. Close the ferrite core.
Y
G
R
B
Y
G
R
B
4-Conductor Cable
Modular Connection
Outer Pins
Inner Pins
B: BLACK
R: RED
G: GREEN
Y: YELLOW
L5
Terminal wire
RJ11
T4
R3
H2
BT431 or BT631