Sony Ericsson D750i User Guide - Page 85

Troubleshooting Wrong PIN/Wrong PIN2 Possible cause: You have entered your PIN or PIN2 incorrectly. Solution: Enter the correct PIN or PIN2 } Yes. % 78 SIM card lock. PIN blocked/PIN2 blocked Possible cause: You have entered your PIN or PIN2 code incorrectly three times in a row. Solution: To unblock, % 78 SIM card lock. 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. 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 your subscription is ok. % 20 Emergency calls. 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. Phone locked Possible cause: The phone is locked. Solution: To unlock the phone, % 79 Phone lock. 85 This is the Internet version of the user's guide. © Print only for private use.