Panasonic KX-TD816 Installation Manual page 161

Can you dial
No
out on an
E1 line?
Troubleshooting
Connection between the central office and the system:
CAUSE
Wrong wiring combination.
TX
RX
Outside line
Reconnect correctly as
follows.
TX
RX
KX-TD1232 Outside line
5.1 Troubleshooting
SOLUTION
TX TX
RX RX
KX-TD1232
161