164AppendixAlert messageIf you experience any problem while using your mobile phone, please refer to the followingchecklist. If the problem still persists, contact your dealer or nearest carrier.When the “Insert SIM Card” message appears:Make sure the SIM card is correctly installed. Check to see if the SIM card is working properly.If it does not work, try to clean the contact points of the card with a dry cloth. If it is out oforder, take it to your service provider.When the “Messages full” message appears:The received or saved messages are full in your phone memory. You need to delete somemessages.When the “Phone and SIM messages are full. Delete Messages”message appears:The received or saved messages are full in your phone and SIM card memory. You need todelete some messages.When the “Password” message appears in Phone locked state:Enter the phone password. The default password is”1234”. If you cannot remember thepassword, contact your nearest carrier.When the “Enter PIN1” message appears:Input PIN1. If you cannot remember it, contact your service provider. The default PIN1 is ‘1111’.