143Voice MailComputerized answering service that automaticallyanswers your calls when you are not available, plays agreeting (optionally in your own voice) and records amessage.Glossary142GlossaryPUK (PIN Unblocking Key)Security code used to unlock the phone when anincorrect PIN has been entered three times insuccession. The eight-digit number is supplied by theservice provider with the SIM card.RoamingUse of your phone when you are outside your homearea (when travelling for example).SIM (Subscriber Identification Module)Card containing a chip with all the information requiredto operate the phone (network and memoryinformation, as well as the subscriber’s personal data).The SIM card fits into a small slot on the back of thephone and is protected by the battery.SMS (Short Message Service)Network service sending and receiving messages toand from another subscriber without having to speakto the correspondent. The message created orreceived can be displayed, received, edited or sent.Soft KeysTwo keys marked and on the phone, the purpose ofwhich:• varies according to the function that you are currentlyusing• is indicated on the bottom line of the display justabove the corresponding key