Zte Acqua User Manual page 159

Problem
Cannot
switch your
phone on
(U)SIM card
error
Unable to
connect to
the network
Possible causes
base station. Doing so
consumes battery
power and will
consequently shorten
standby time.
Battery power has been
depleted.
(U)SIM card malfunction
or damage.
(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.
Possible solution
Recharge the phone's
battery.
Take the (U)SIM card to
your service provider
for testing.
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.
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