Zte Fanfare 2, Руководство пользователя

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Troubleshooting
If you encounter problems while using the phone, or if it performs abnormally,
you can refer to the chart below . If your particular problem cannot be
resolved using the information in the chart, contact the dealer where you
purchased the phone .
Problem Possible causes Possible solution
Poor reception
The network signal is too weak
at your current location, for
example, in a basement or near
a tall building, because wireless
transmissions can not effectively
reach it .
Move to a location where the
network signal can be properly
received .
The network is busy at the
current time (for example,
during peak times, there may
be too much network traffic to
handle additional calls) .
Avoid using the phone at such
times, or try again after waiting a
short time .
You are too far away from a
base station for your service
provider .
You can request a service area
map from your service provider .
Echo or noise
Poor network link quality 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 .
Poor local telephone line
quality .
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 .
Upgrading the phone software
To upgrade your phone software, press the Home key > > >
About phone > System updates . Follow on-screen instructions .
UPGRADING THE PHONE SOFTWARE TROUBLESHOOTING