User manual

121
Problem
Possible causes
Possible solution
Echo or
noise
Poor service provider
network link quality or
poor local telephone line
quality
End the call and dial
again. It may switch to a
better-quality network
link or phone line.
Unable to
select
certain
features
The service provider
may not support the
features, or you have not
applied for services that
provide these features.
Contact your service
provider.
Battery won’t
charge
The battery or battery
charger is damaged.
Contact the dealer.
The phone’s temperature
is below 0 °C or higher
than 45 °C.
Adjust the battery
charging environment to
avoid extremes of
temperature.
Poor contact between
the phone and charger.
Check all connectors to
ensure that all
connections are
properly made.