Zte V72A User Manual page 146

Problem
Unable to
connect to
the network
Possible causes
(U)SIM card inserted
improperly.
Debris on the (U)SIM
card contacts.
(U)SIM card invalid.
You are not within the
network‟s service area.
Poor signal.
Possible solution
Insert the (U)SIM card
properly.
Use a soft, dry cloth to
clean the (U)SIM card
contacts.
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.
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