128
Problem Possible causes
Possible
solution
Echo or
noise
The network link quality is
poor on the part of your
service provider.
End the call and
dial again. You
may be switched
to a better-quality
network link or
phone line.
The quality of the phone
line that you are calling is
poor.
End the call and
dial again. You
may be switched
to a better-quality
network link or
phone line.
Unable to
select
certain
features
Your service provider does
not support these features,
or you have not applied for
services that provide these
features.
Contact your
service provider.
Cannot
charge the
battery
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.
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