Unable to connect
to the network
Contact your service provider.
You are not within the network’s
service area.
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.
Cannot answer
incoming calls
You have activated the Call barring
feature.
Disable this feature. See Bar Certain
Calls.
Cannot make
outgoing calls
You have activated the Call barring
feature.
Disable this feature. See Bar Certain
Calls.
You have activated the Fixed dial
numbers feature.
Disable this feature. See Use Fixed
Dialing Numbers.
You have entered an incorrect PIN
code three consecutive times.
Contact your service provider. If the
service provider provides the
micro
SIM card’s PUK code, use the
PUK code to unlock the
Phone crashes,
reboots, freeze, or
cannot be powered
on
Some third-party software is not
compatible with your phone.
Reset the phone to factory status.
Uninstall the software that may
cause the problem.
Upgrade the phone software.