Superior W880I 用户手册

86

Troubleshooting

Possible cause: You have entered 
your PIN or PIN2 code incorrectly 
three times in a row.

Solution: To unblock 

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. 

Possible cause: Your phone is in flight 
mode.

Solution: Restart the phone in normal 
mode 

Possible cause: Your phone is not 
receiving any radio signal, or the 
received signal is too weak.

Solution: Contact your service provider 
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 service provider.

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.

Possible cause: You are within range 
of a network, but you are not allowed 
to use it. However, in an emergency, 
some service providers allow you to 
call the international emergency 
number 112.

Solution: You have to move to get a 
signal that is strong enough. Contact 
your service provider and make sure 
you have the right subscription 

 23 Emergency Calls.

Possible cause: The phone is locked.

Solution: To unlock the phone