Panasonic KX-TGF770 Series Operating Instructions Manual page 86

Useful Information
Problem
The unit does not emit the
specified number of rings.
Menu list
Problem
The display is in a language I
cannot read.
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,
– is displayed, or
– the operating time seems to
be shorter.
Making/answering calls, intercom
Problem
is displayed.
Noise is heard, sound cuts in
and out.
For assistance, please visit http://shop.panasonic.com/support
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TA Manual̲KX-TGF7xxUS̲series.pdf 86
Cause/solution
R The number of rings decreases by 1 from the specified
number of rings in below situations:
– the first ring is turned off ("No") (page 39)
– automated call block is set to "Block" (page 41)
Cause/solution
R Change the display language (page 18).
R The maximum number of handsets (6) is already
registered to the base unit. Cancel unused handset
registrations from the base unit (page 63).
Cause/solution
R Battery charge is low. Fully charge the batteries (page 13).
R Clean the battery ends (
with a dry cloth and charge again.
R It is time to replace the batteries (page 12).
Cause/solution
R The handset is too far from the base unit. Move closer.
R The base unit's AC adaptor is not properly connected.
Reconnect AC adaptor to the base unit.
R The handset is not registered to the base unit. Register it
(page 63).
R 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.
R Move closer to the base unit.
R 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.
, ) and the charge contacts
2018/09/27 8:26:00