Zte kis User Manual page 157

Problem
Cannot turn
your phone
on
SIM card
error
Unable to
connect to
the network
Possible causes
Battery power has been
depleted.
The SIM card
malfunctioned or
damaged.
The SIM card is inserted
improperly.
There is debris on the
SIM card contacts.
The 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 SIM card to
your service provider for
testing.
Insert the SIM card
properly.
Use a soft, dry cloth to
clean the 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.
156