Useful Information
48
Noise is heard, sound
cuts in and out.
L
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.
L
Move closer to the base unit.
L
If you use a DSL/ADSL service, we recommend
connecting a filter (contact your DSL/ADSL service
provider) to the telephone line between the base unit
and the telephone line socket. Contact your DSL/
ADSL provider for details.
L
Unplug the base unit’s AC adaptor to reset the unit and
turn off the handset. Reconnect the adaptor, turn on
the handset and try again.
Sound quality seems
to be getting worse.
L
You have registered a handset that is not
recommended (page 4). The clearest sound quality is
only possible by registering the recommended
handset.
The handset does not
ring.
L
The ringer volume is turned off. Adjust ringer volume
(page 24).
L
Night mode is turned on. Turn it off (page 27).
The base unit does not
ring.
L
The ringer volume is turned off. Adjust ringer volume
(page 24).
I cannot make a call.
L
The handset is too far from the base unit. Move closer
and try again.
L
Another unit is in use. Wait and try again later.
L
Answering system is being used. Wait and try again
later.
L
The key lock feature is turned on. Turn it off (page 18).
L
The unit is not designed to be used with rotary/pulse
dialling services.
Problem
Cause/solution
TG7522_7523AL(e).book Page 48 Monday, February 8, 2010 1:29 PM