Filter
Top Products
Useful Information
45
Helpline Tel. No.: U.K. 0844 844 3898 R.O.I. 01289 8333
*1 KX-TG6521/KX-TG6522/KX-TG6523/KX-TG6524
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 DSL/ADSL filter
between the base unit and the telephone line
jack. 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).
The base unit does not ring.
*1
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.
*1
Wait and
try again later.
L The key lock feature is turned on. Turn it off
(page 19).
Problem Cause/solution
TG6511-6521E(e).book Page 45 Monday, January 11, 2010 8:48 AM