Panasonic KX-TG5664 Operating Instructions Manual page 50

Useful Information
Making/answering calls, intercom
Problem
Static is heard, sound
cuts in and out.
Interference from other
electrical units.
The handset and base
unit do not ring.
I cannot make a call.
I cannot redial by
pressing {REDIAL}.
I cannot have a
conversation using the
headset.
I cannot make long
distance calls.
I cannot page the
handset or base unit.
The Slow Talk feature
does not work.
50
For assistance, please visit http://www.panasonic.com/phonehelp
Cause/solution
L Move the handset and the base unit away from other
electrical appliances.
L Move closer to the base unit.
L Raise the base unit antennas.
L Turn on the clarity booster feature (page 21).
L If your unit is connected to a telephone line with DSL
service, we recommend connecting a noise filter
between the base unit and the telephone line jack.
Contact your DSL provider for details.
L The ringer volume is turned off. Adjust it (page 20, 33).
L The dialing mode may be set incorrectly. Change the
setting (page 17).
L The base unit or another handset is in use. Try again
later.
L If the last number dialed was more than 48 digits long,
the number will not be redialed correctly. Dial the
number manually.
L Make sure that an optional headset is connected
properly (page 47).
L If "SP-phone" is displayed on the handset, press {C}
to switch to the headset.
L Make sure that you have long distance service.
L The called handset is too far from the base unit.
L The called unit is in use. Try again later.
L If you are on a conference call, you cannot use the Slow
Talk feature.
L If another handset is having an intercom call with the
base unit, you cannot use the Slow Talk feature.
L If someone is operating the answering system, you
cannot use the Slow Talk feature.