Zte BLADE VANTAGE User Manual page 149

Problem
nano-SIM
card error
Unable to
connect to
the network
Possible Causes
The nano-SIM card
has malfunctioned or is
damaged.
The nano-SIM card is
inserted improperly.
Debris is on the nano-
SIM card contacts.
The nano-SIM card is
invalid.
You are not within the
network's service area.
Poor signal.
Possible Solution
Take the nano-
SIM card to your
service provider
for testing.
Insert the nano-
SIM card properly.
Use a soft, dry
cloth to clean the
nano-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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