Sony Ericsson K608i User Guide - Page 81

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. 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. % 19 Emergency calls. Troubleshooting Phone locked Possible cause: The phone is locked. Solution: To unlock the phone, % 75 Phone lock. Phone lock code: 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. % 75 Phone lock. PUK blocked Possible cause: You entered your personal unblocking key code (PUK) incorrectly 10 times in a row. Solution: Contact your network operator. Charging, alien battery Possible cause: The battery that you are using is not a battery approved by Sony Ericsson. Solution: % 85 Battery use and care. 81 This is the Internet version of the user's guide. © Print only for private use.