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85
Troubleshooting
Possible cause
: You are within range of a network,
but you are not allowed to use it. However, in an
emergency, some network operators allow you to
call the international emergency number 112.
Solution
: You have to move to get a signal that is
strong enough. Contact your network operator and
make sure your subscription is ok.
Possible cause
: The phone is locked.
Solution
: To unlock the phone,
Possible cause
: The phone lock code is required.
Solution
: Enter the phone lock code. Your phone
comes with the default phone lock code 0000.
You can change it to any four- to eight-digit code.
Possible cause
: You entered your personal
unblocking key code (PUK) incorrectly 10 times
in a row.
Solution
: Contact your network operator.
Possible cause
: The battery that you are using is
not a battery approved by Sony Ericsson.
Solution
: