LG-P710

TroubleshootingThis chapter lists some problems you might encounter when using your phone. Someproblems require you to call your service provider, but most are easy to fix yourself.Message Possible causes Possible corrective measuresSIM errorThere is no SIMcard in the phoneor it is insertedincorrectly.Make sure that the SIM card iscorrectly inserted.No networkconnection/LosingnetworkCodes donot matchSignal is weak oryou're outside thecarrier network.Operator appliednew services.To change asecurity code,you will needto confirm thenew code byre-entering it.The two codesyou have entereddo not match.Move towards a window or intoan open area. Check the networkoperator coverage map.Check whether the SIM card is morethan 6~12 months old. If so, changeyour SIM at your network provider'snearest branch. Contact your serviceprovider.If you forget the code, contact yourservice provider.87