Problem
Cause/solution
I fully charged the batteries, but
–
still flashes,
–
is displayed, or
– the operating time seems to be
shorter.
R
Clean the battery ends (
,
) and the charge contacts with a
dry cloth and charge again.
R
It is time to replace the batteries (page 9).
Making/answering calls, intercom
Problem
Cause/solution
is displayed.
R
The 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 48).
Noise is heard, sound cuts in and
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
not ring.
R
The ringer volume for landline is turned off. Adjust the ringer
volume (page 21, 25, 41).
R
The ringer volume for cellular line is turned off. Adjust the ringer
volume (page 21, 25, 39).
R
The unit which is not selected to ring for cellular calls does not
ring. To change the selection, see page 17.
R
Silent mode is turned on. Turn it off (page 45).
I cannot make local calls with the
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 19).
I cannot make or answer cellular
calls with the handset or base
unit.
R
Depending on the cellular phone’s compatibility (page 5), 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 indicator lights up and the cellular
phone is connected to the base unit (page 18).
R
Only 2 Bluetooth devices can be used with the unit at the same
time (for example, 2 cellular lines, or the headset and 1 cellular
line).
R
The cellular phone is being used separately from your system.
I can make and answer cellular
calls 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 from
the unit to the cellular phone.
R
Your cellular phone may not support this feature. Refer to the
operating instructions of your cellular phone.
I cannot make a call using a
landline.
R
The dialing mode may be set incorrectly. Change the setting
(page 15).
70
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Useful Information
TGF380_TG590SK(en-en)_0907_ver201.pdf 70
2016/09/07 12:38:13