Panasonic KX-TDA100 User Manual

Page of 194
4.1 Troubleshooting
168
Installation Manual
4.1.2
Connection
Connection between the Hybrid IP-PBX and a PT:
Connection between the Hybrid IP-PBX and an SLT:
Connection between the Hybrid IP-PBX and an SLT that is polarity-sensitive:
CAUSE
The T/R is connected to the D1/D2.
SOLUTION
Use the correct cord (the
inner 2 wires are for T/R and 
the outer 2 wires are for 
D1/D2).
D1
T
R
D2
D1 
T

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