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Settings
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.
3. Re-enter the new PIN to confirm } OK.
To edit your PIN
1. } Settings } the General tab } Locks } SIM lock
} Change PIN.
2. Enter your PIN } OK.
3. Enter a new four- to eight-digit PIN } OK.
4. Re-enter the new PIN to confirm } OK.
To turn the SIM card lock on or off
1. } Settings } the General tab } Locks } SIM lock
} Protection and select On or Off.
2. Enter your PIN } OK.
Keypad lock
You can lock the keypad to avoid dialling a number by accident.
Note: Calls to the international emergency number 112 can still
be made, even when the keypad is locked.
Automatic keylock
In standby, automatic keylock means the keypad is locked
a short while after you last press a key.
To set the automatic keylock
} Settings } the General tab } Locks } Automatic keylock.
To lock the keypad manually
In standby press } Lock keys.
You can still answer an incoming call and the keypad locks again
after the call. The keypad remains locked until you unlock it
manually.
To unlock the keypad, press } Unlock.
Phone lock
The phone lock protects your phone against unauthorized use if
it is stolen and the SIM card is exchanged. You can change the
phone lock code (0000) to any four- to eight-digit personal code.
Automatic phone lock
If the phone lock is set to automatic, you do not need to enter
your phone lock code until a different SIM card is inserted in the
phone.
Note: It is important that you remember your new code. If you
should forget it, you have to hand in your phone to your local
Sony Ericsson retailer.