Zte Grand X User Manual page 142

Echo or
noise
Unable to
select
certain
features
Battery not
charge
Poor network trunk
quality on the part of
your service provider.
Poor local telephone line
quality.
Your service provider
does not support these
features, or you have
not applied for services
that provide these
features.
The battery or battery
charger is damaged.
The phone's
temperature is below
0°C or higher than
45 °C.
End the call and dial
again. You may be
switched to a
better-quality network
trunk or phone line.
End the call and dial
again. You may be
switched to a
better-quality network
trunk or phone line.
Contact your service
provider.
Contact the dealer.
Adjust the battery
charging environment to
avoid extremes of
temperature.
142