Panasonic KX-TDA15 Installation Manual page 140

4.1 Troubleshooting
(Continued from the
previous page.)
Can you dial
No
out on a
trunk?
140 Installation Manual
Connection between the trunk and the Hybrid IP-PBX:
CAUSE
Trunk is connected to the T2/T1.
Trunk
Trunk is connected to the T2/R1.
Trunk
T2
R1
T1
R2
Hybrid IP-PBX
T2
R1
T1
R2
Hybrid IP-PBX
SOLUTION
Reconnect the trunk to
the T1/R1 or T2/R2 of the
telephone jack using
2-conductor wiring.