104SSoollvviinngg PPrroobblleemmss105Solving ProblemsBefore contacting the after-sales service, perform thefollowing simple checks. They may save you the timeand expense of an unnecessary service call.When you switch your phone on, the followingmessages may appearInsert SIM Card• Check that the SIM card is correctly installed.Phone LockedEnter Password• The automatic locking function has been enabled. Youmust enter the phone’s password before you can usethe phone.Enter PIN• You are using your phone for the first time. You mustenter the Personal Identification Number suppliedwith the SIM card.• The option requiring that the PIN be entered eachtime the phone is switched on has been enabled. Youmust enter your PIN and then disable this option if sorequired.Enter PUK• The PIN code was entered wrongly three times insuccession and the phone is now blocked. Enter thePUK supplied by your network operator.“No service”, “Network failure” or “Not done” isdisplayed• The network connection was lost. You may be in aweak reception area (in a tunnel or surrounded bybuildings). Move and try again.• You are trying to access an option for which you havenot taken out a subscription with your service provider.Contact the service provider for further details.You have entered a number but it was not dialled• Have you pressed the key?• Are you accessing the right cellular network?• You may have set an outgoing call barring option.Your correspondent cannot reach you• Is your phone switched on ( pressed for morethan one second)?• Are you accessing the right cellular network?• You may have set an incoming call barring option.Your correspondent cannot hear you speaking• Have you switched off the microphone?• Are you holding the phone close enough to yourmouth? The microphone is located in the bottomcentre of the phone.