Sony Ericsson Z310i User Guide - Page 60

To unblock your SIM card 1 When PIN blocked is displayed, enter your PUK } OK. 2 Enter a new four- to eight-digit PIN } OK. Re-enter the new PIN to confirm } OK. To edit your PIN 1 From standby select Menu } Settings } General } Security } Locks } SIM protection } Change PIN. 2 Enter your PIN } OK. 3 Enter a new four- to eight-digit PIN } OK. Re-enter the new PIN to confirm } OK. If the message Codes do not match appears when you edit your PIN, the new PIN is entered incorrectly. If the message Wrong PIN appears, followed by Old PIN: you entered your old PIN incorrectly. To turn the SIM card lock on or off 1 From standby select Menu } Settings } General } Security } Locks } SIM protection } Protection and select On or Off. 2 Enter your PIN } OK. Phone lock The phone lock protects the phone against unauthorized use. You can change the phone lock code (0000) to any four- to eight-digit personal code. To unlock the phone If the phone lock is on, enter your code } OK. Automatic phone lock If the phone lock is set to Automatic, you only need to enter your phone lock code when you insert a different SIM card. 59 This is the Internet version of the User's guide. © Print only for private use.