Set the keys and screen to lock automatically
1 Select Menu > Settings and Phone > Display > Screen/keylock time-out.
2 Define the length of time after which the touch screen and key are locked automatically.
Insert or remove the SIM card
Do not attach any syickers to your SIM card.
1 Memory card slot cover
2 SIM card slot cover
Insert the SIM card
1 Use your fingernail to open the cover of the memory card slot.
2 Open the cover of the SIM card slot.
3 Insert the SIM card. Push the card in, until you hear a click. Make sure the contack area of the card is facing down.