84 Troubleshooting
Codes do not match
Possible cause
: The two codes that
you have entered do not match.
Solution
: When you want to change
a security code (for example your PIN)
you have to confirm the new code by
entering exactly the same code again.
%
77 SIM card lock.
No netw. coverage
Possible cause
: Your phone is in flight
mode.
Solution
: Restart the phone in normal
mode %
7 Flight mode menu
.
Possible cause
: Your phone is not
receiving any radio signal, or the
received signal is too weak.
Solution
: Contact your network
operator and make sure that the
network has coverage where you are.
If so, search for a network.
Possible cause
: The SIM card is not
working properly.
Solution
: Insert your SIM card in
another phone. If you still get the same
or a similar message, please contact
your network operator.
Possible cause
: The phone is not
working properly.
Solution
: Insert your SIM card in
another phone. If this works, it is
probably the phone that is causing the
problem. Please contact the nearest
Sony Ericsson service location.
Emerg. calls only
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
you have the right subscription
%
20 Emergency calls.
Phone lock
Possible cause
: The phone is locked.
Solution
: To unlock the phone
%
78 Phone lock.
Phone lock code:
Possible cause
: The phone lock code
is required.
Solution
: Enter a phone lock code.
Your phone has a default phone lock
code 0000 %
78 Phone lock.
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