Zte cymbal Z-320 User Manual page 82

Problem
Cannot turn
your phone
on
micro-SIM
card error
Unable to
connect to
the network
Possible causes
Battery power has been
depleted.
micro-SIM card
malfunction or damage.
micro-SIM card inserted
improperly.
Debris on the micro-SIM
card contacts.
micro-SIM card invalid.
You are not within the
network‟s service area.
Poor signal.
Possible solution
Recharge the phone‟s
battery.
Take the micro-SIM card
to your service provider
for testing.
Insert the micro-SIM
card properly.
Use a soft, dry cloth to
clean the micro-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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