Error Messages - Sony Ericsson K600i User Manual

Troubleshooting

Error messages

Insert SIM
Possible cause: There is no SIM card in the phone
or you may have inserted it incorrectly.
Solution: Insert a SIM card.
and battery.
Possible cause: The SIM card connectors need
cleaning.
Solution: Remove the SIM card and clean it. Also
check that the card is not damaged in a way that
may prevent connection to the phone connectors.
In that case, contact your network operator for a
new SIM card.
Insert correct SIM card
Possible cause: The phone is set to work only with
certain SIM cards.
Solution: Check if you are using the correct
operator SIM card for your phone.
Wrong PIN/Wrong PIN2
Possible cause: You have entered your PIN or PIN2
incorrectly.
Solution: Enter the correct PIN or PIN2
%
78 SIM card lock.
84
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%
5 To insert SIM card
} Yes.
PIN blocked/PIN2 blocked
Possible cause: You have entered your PIN or PIN2
code incorrectly three times in a row.
%
Solution: To unblock,
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.
%
78 SIM card lock.
No netw. coverage
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, try to do a new search.
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.
78 SIM card lock.