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Before Requesting Help
Problem Possible cause Solution
Handset will not ring.
•
Ringer switched off.
•
Set ringer to one of
6 volume levels.
(see “Handset Settings”.)
Last number redial does not
work.
•
Number exceeded 24 digits.
•
Redial manually.
No Caller ID number
displayed.
•
Service not supplied.
•
Caller has withheld info.
•
Caller ID service must be
arranged with Network
provider.
icon flashes.
•
Battery low.
•
Recharge batteries.
icon is disappeared.
•
Wrong battery type
selected.
•
Set the correct battery type.
Cannot register handset to
base.
•
Max. number of bases
already registered to
handset.
•
Max. number of handsets
already registered to base
unit.
•
Wrong PIN number entered
(Default 0000).
•
Electrical noise in local
area.
•
Delete unused base
registrations from handset.
•
Delete unused handset
registrations from base.
•
If PIN number is lost,
contact the Panasonic
Service Centre.
•
Move base/handset away
from sources of electrical
noise (TVs, radios, etc.).
"
CLOCK
" is flashed. •
A mains power failure.
•
Answering system is trying
to be set without clock/date
set.
•
Reset the clock/date.
•
Set the clock/date.
Useful Information
TCD420AL_e.book Page 45 Tuesday, July 1, 2003 11:16 AM