Sony Ericsson K330 User Guide - Page 6

SIM and PIN SIM card The SIM (Subscriber Identity Module) card, which you get from your network operator, contains information about your subscription. Always turn off your phone and detach the charger before you insert or remove the SIM card. You can save contacts on the SIM card before removing it from your phone. Contacts may also be saved in the phone memory. See Contacts on page 18. PIN code You may need a PIN (Personal Identification Number) to activate the services in your phone. Your PIN is supplied by your network operator. Each PIN digit appears as *, unless it starts with emergency number digits, for example, 112 or 911. You can call an emergency number without entering a PIN. If you enter the wrong PIN three times in a row, PIN blocked. Enter PUK provided by your operator. appears. To unblock it, you need to enter your PUK (Personal Unblocking Key). 6 This is the Internet version of the User guide. © Print only for private use.