Panasonic KX-TD816 Installation Manual page 160

5.1 Troubleshooting
(Continued from the
previous.)
Can you dial
No
out on an
outside line?
Can you dial
No
out on an
ISDN line?
160
Connection between the central office and the system:
CAUSE
Outside lines are connected to the T2/T1.
Outside line
Outside lines are connected to the T2/R1.
Outside line
Connection between the central office and the system:
CAUSE
• For KX-TD280, KX-TD286
Wrong wiring combination.
<Example>
TB
RB
RA
TA
Outside line
• For KX-TD290
Wrong wiring combination.
TB
TA
RB
RA
Outside line
Reconnect the outside lines
to the T1/R1 or T2/R2 of the
T2
telephone jack using 2-
R1
conductor wiring.
T1
R2
KX-TD816/
KX-TD1232
T2
R1
T1
R2
KX-TD816/
KX-TD1232
Reconnect correctly as
follows.
TB
TA
RA
RB
KX-TD816/ Outside line
KX-TD1232
Reconnect correctly as
follows.
TB
TA
RB
RA
KX-TD1232 Outside line
SOLUTION
SOLUTION
TB TB
RB TA
RA RA
TA RB
KX-TD816/
KX-TD1232
TB TB
TA TA
RB RB
RA RA
KX-TD1232
Troubleshooting