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Problem Cause/solution
I cannot hear a dial tone. R Make sure that you are using the supplied telephone line cord.
Your old telephone line cord may have a different wiring
configuration.
R The base unit’s AC adaptor or telephone line cord is not
connected. Check the connections.
R Disconnect the base unit from the telephone line and connect
the line to a known working telephone. If the working
telephone operates properly, contact our service personnel to
have the unit repaired. If the working telephone does not
operate properly, contact your service provider/telephone
company.
I cannot use the intercom
or phonebook copy feature.
R These features are available between the handsets. Although
the handset displays “Intercom”, “Copy All”, or “Copy”,
these features are not available for single handset models.
Programmable settings
Problem Cause/solution
The display is in a
language I cannot read.
R Change the display language (page 12).
I cannot activate the eco
mode.
R You cannot set eco mode when you set the repeater mode
“On”. If required, set the repeater mode to “Off” (page 21).
Battery recharge
Problem Cause/solution
The handset beeps and/or
flashes.
R Battery charge is low. Fully charge the batteries (page 9).
I fully charged the
batteries, but
–
still flashes or
– the operating time
seems to be shorter.
R Clean the battery ends ( , ) and the charge contacts with
a dry cloth and charge again.
R It is time to replace the batteries (page 9).
Making/answering calls, intercom
Problem Cause/solution
is flashing.
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 38).
R Activating one touch eco mode reduces the range of the base
unit in standby mode. If required, turn eco mode off (page 13).
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Useful Information
TG2721_22AL(en)_0730_ver001.pdf 35TG2721_22AL(en)_0730_ver001.pdf 35 2012/07/30 16:53:052012/07/30 16:53:05