Zte Z353VL User Manual page 138

Problem
Cannot turn
your phone
on
micro-SIM
card error
Unable to
connect to
the network
Possible causes
Battery power has been
depleted.
The micro-SIM card
malfunctions or is
damaged.
The micro-SIM card is
inserted improperly.
There is debris on the
micro-SIM card
contacts.
The micro-SIM card is
invalid.
You are not within the
network's service area.
The signal is poor.
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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