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Problem Cause/solution
I cannot hear a dial tone. R T
he base unit’s AC adaptor or telephone line cord is not
connected. Check the connections.
R Disconnect the base unit from the telephone line and
connect the line to a known working telephone. If the
working telephone operates properly, contact our service
personnel to have the unit repaired. If the working
telephone does not operate properly, contact your service
provider/
telephone company.
Programmable settings
Problem Cause/solution
The display is in a language I
c
annot read.
R Change the display language (page 12).
I cannot register a handset to a
b
ase unit.
R The maximum number of handsets (6) is already
registered to the base unit. Cancel unused handset
registrations from the base unit (page 21).
Battery recharge
Problem Cause/solution
The handset beeps and/or
flashes.
R B
attery charge is low. Fully charge the batteries (page 9).
I fully charged the batteries, but
–
still flashes, or
–
the operating time seems to
be shorter.
R C
lean the battery ends (
, ) and the charge contacts
w
ith a dry cloth and charge again.
R It is time to replace the batteries (page 9).
Making/answering calls, intercom
Problem Cause/solution
is flashing.
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 21).
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.
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Useful Information
TG422x(en)_1130_ver021.pdf 34 2012/11/30 13:53:59