Panasonic KX-TA308 - Operation

6-4 Troubleshooting
6.3 Operation
PROBLEM PROBABLE CAUSE POSSIBLE SOLUTION
The unit does not ring.
During a power failure, the
extension connected to
JACK 01 does not operate.
Originating an outside call
cannot be performed.
A tone type single line
telephone (SLT) user
cannot make a call.
• An outside (CO) line
number is not
programmed.
• The Ringer Volume
Selector is set to “OFF”.
A PT is connected to the
jack.
The corresponding CO
button does not exist on
the proprietary telephone.
There may be something
wrong with a DTMF
receiver.
• Program outside (CO) line
numbers.
• Set to “HIGH” or “LOW”.
Disconnect the PT and connect a
single line telephone.
Program the CO button. See the
Flexible Button Assignment in the
User Manual.
1. Select “Enable” for DTMF
receiver 1 and “Disable” for
DTMF receiver 2 in program
[107].
2. Make a call using a tone type
SLT connected to one of
extension jacks 01 – 08.
3. If you cannot make the call, the
problem may have been caused
by DTMF receiver 1. If the call
can be made, go to step 4.
4. Try DTMF receiver 2. Select
“Disable” for DTMF receiver
1 and “Enable” for DTMF
receiver 2 in program [107], and
make another call. If you cannot
make the call, the problem may
have been caused by DTMF
receiver 2.