Zte Blade S6 User Manual page 134

Problem Possible causes
Unable to nano-SIM card invalid.
connect to
the network
You are not within the
network‟s service area.
Poor signal.
Cannot You have activated the
answer Call barring feature.
incoming
calls
You cannot You have activated the
make Call barring feature.
outgoing
calls.
Possible solution
Contact your service
provider.
Check the service area
with your service
provider.
Move to an open space,
or if you are inside a
building, move closer to
a window.
Touch the Home Key >
>
Call Settings > Call
Barring Settings.
Touch the Home Key >
>
Call Settings > Call
Barring Settings.
134
> Settings >
> Settings >