Connection - Panasonic KX-TDA30 Installation Manual

4.1 Troubleshooting
4.1.2

Connection

No
Can you dial
an extension?
Yes
(Continued on the next page.)
198 Installation Manual
Connection between the Hybrid IP-PBX and a PT:
CAUSE
The T/R is connected to the D1/D2.
D1
T
R
D2
Hybrid IP-PBX
Connection between the Hybrid IP-PBX and an SLT:
CAUSE
The T/R is connected to the D1/D2.
D1
T
R
D2
Hybrid IP-PBX
Connection between the Hybrid IP-PBX and an SLT that is polarity-sensitive:
CAUSE
The "T" is connected to the "R".
D1
T
R
D2
Hybrid IP-PBX
Use the correct cord (the
inner 2 wires are for T/R and
the outer 2 wires are for
D1
T
D1/D2).
R
D2
Extension
Use the correct cord (the
inner 2 wires are for T/R).
• If a telephone equipped
T
with an A-A1 relay is
R
connected to the Hybrid
IP-PBX, set the A-A1
relay switch of the
Extension
telephone to "OFF".
Reverse the connections of
the T/R.
T
R
Extension
SOLUTION
SOLUTION
SOLUTION