ZTE Kis3 - Manual (Page 157)

156
Problem Possible causes Possible solution
Cannot turn
your phone
on
Battery power has been
depleted. Recharge the phone’s
battery.
The SIM card
malfunctioned or
damaged. Take the SIM card to
your service provider for
testing.
The SIM card is inserted
improperly. Insert the SIM card
properly. SIM card
error
There is debris on the
SIM card contacts.
Use a soft, dry cloth to
clean the SIM card
contacts.
The SIM card is invalid.
Contact your service
provider.
You are not within the
network’s service area.
Check the service area
with your service
provider.
Unable to
connect to
the network
The signal is poor.
Move to an open space,
or if you are inside a
building, move closer to
a window.