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Problem
Possible cause
Unable to
SIM card is invalid.
connect to
the network
You are away from the
GSM service area.
Poor signal.
Unable to
Your network service
send a
provider doesn't support
message
this service.
Unable to
You have activated fixed
make a call
dial function.
Wrong PIN
You have entered a
wrong PIN three times in
a row.
Unable to
The battery or charger is
charge the
out of order.
battery
The phone temperature
goes under 5°C or
above 40°C.
Poor connection.
Solution
Contact your network
operator.
Check the service area
with your network
operator.
Move to another place
where signal can be
received properly.
Contact your network
operator.
Cancel fixed dial
function.
Contact your network
operator, or use the
PUK code of the SIM
card if provided by your
network operator.
Contact your dealer.
Change the charging
environment.
Check if all connectors
are connected properly.
Troubleshooting - 133
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