Panasonic KX-TG7431 Operating Instructions Manual page 42

Useful Information
Problem
I cannot register a handset
to a base unit.
Battery recharge
Problem
The handset beeps and/or
) flashes.
I fully charged the
batteries, but ) still
flashes or 0 is displayed.
I fully charged the
batteries, but the operating
time seems to be shorter.
Making/answering calls, intercom
Problem
_ is displayed.
Noise is heard, sound cuts
in and out.
42
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Cause/solution
L The maximum number of handsets (6) is already
registered to the base unit. Cancel unused
handset registrations from the base unit (page 26).
L Place the handset and the base unit away from
other electrical appliances.
Cause/solution
L Battery charge is low. Fully charge the batteries
(page 8).
L Clean the charge contacts and charge again
(page 9).
L It is time to replace the batteries (page 8).
L Clean the battery ends (S, T) and the charge
contacts with a dry cloth and charge again.
Cause/solution
L The handset is too far from the base unit. Move
closer.
L The base unit's AC adaptor is not properly
connected. Reconnect AC adaptor to the base
unit.
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 The handset is not registered to the base unit.
Register it (page 26).
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.