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Making/answering calls, intercom
Problem Cause/solution
is displayed.
R T
he handset is too far from the base unit. Move closer.
R The base unit’s AC adaptor is not properly connected.
Reconnect AC adaptor to the base unit.
R The handset is not registered to the base unit. Register it
(page 47).
Noise is heard, sound cuts in
a
nd out.
R You are using the handset or base unit in an area with
high electrical interference. Re-position the base unit and
use the handset away from sources of interference.
R Move closer to the base unit.
R If you use a DSL/ADSL service, we recommend
connecting a DSL/ADSL filter between the base unit and
the telephone line jack. Contact your DSL/ADSL provider
for details.
The handset or base unit does
n
ot ring.
R The ringer volume for landline is turned off. Adjust the
ringer volume (page 39, 42).
R The ringer volume for cellular line is turned off. Adjust the
ringer volume (page 38, 42).
R When one handset is selected to ring for cellular calls,
other units do not ring. To change the selection, see
page 20.
R Silent mode is turned on. Turn it off (page 44).
I cannot make local calls with
t
he handset or base unit using
a cellular line.
R You need to add your area code when making cellular
calls. Store your area code in order to automatically add it
to the beginning of the 7-digit phone number when
making cellular calls (page 20).
I cannot make or answer
c
ellular calls with the handset
or base unit.
R Depending on the cellular phone’s compatibility, you may
not be able to make or answer cellular calls even if the
cellular phone is connected to the base unit.
R Make sure that the CELL 1 or CELL 2 indicator lights up
and the cellular phone is connected to the base unit
(page 19).
R If someone is talking on a cellular call or using the
headset, you cannot use the cellular feature. There can
be only one active Bluetooth connection at a time.
R The cellular phone is being used separately from your
system.
I can make and answer cellular
c
alls but cannot hear a sound.
R The Bluetooth technology on your cellular phone may not
be functioning normally. Turn off and on your cellular
phone.
R Disconnect and reconnect the base unit AC adaptor and
try again.
I cannot switch cellular calls
f
rom the unit to the cellular
phone.
R Your cellular phone may not support this feature. Refer to
the operating instructions of your cellular phone.
For assistance, please visit http://www.panasonic.com/help
71
Useful Information
TG78xx(en)_1210_ver101.pdf 71 2012/12/10 21:19:31