Useful Information
27
I have changed the
display language to a
language I cannot
read.
LChange the display language (page 11).
I cannot make or
receive calls.
LThe base unit AC adaptor or telephone line cord is
not connected. Check the connections.
LIf you are using a splitter to connect the unit,
remove the splitter and connect the unit to the wall
socket directly. If the unit operates properly, check
the splitter.
LDisconnect 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.
LThe dialling mode setting is incorrect. Set to
“Tone” or “Pulse” as needed (page 12).
LThe key lock feature is turned on. Turn it off
(page 14).
The unit does not ring. LThe ringer volume is turned off. Adjust the ringer
volume (page 17, 18).
The batteries should
be charging but the
battery icon does not
change.
LClean the charge contacts and charge again
(page 10).
A busy tone is heard
when {C} is pressed.
LThe handset is too far from the base unit. Move
closer and try again.
LAnother handset is in use. Wait and try again later.
Static is heard, sound
cuts in and out.
Interference from
other electrical units.
LPlace the handset and the base unit away from
other electrical appliances.
LMove closer to the base unit.
LYour unit is connected to a telephone line with DSL
service (page 28).
Noise is heard during
a call.
LYou are using the handset or base unit in an area
with high electrical interference. Place the handset
and base unit away from interference sources,
such as antennas and mobile phones.
The handset stops
working while being
used.
LDisconnect the base unit AC adaptor and turn off
the handset. Connect the base unit AC adaptor,
turn on the handset and try again.
Problem Cause & solution
TG7200-7220HK(e-e).book Page 27 Tuesday, September 4, 2007 9:29 AM