User's Manual

47More features
To turn the SIM card lock on or off
1 From stand-by, select } Menu
} Settings } General } Locks } SIM
lock } Protection and } 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.
To set the phone lock
1 From stand-by, select } Menu
} Settings } General } Locks
} Phone lock } Protection and
select an option.
2 Enter the phone lock code } OK.
To edit your phone lock code
From stand-by, select } Menu
} Settings } General } Locks
} Phone lock } Change code.
Code memo
Save security codes, such as for
credit cards, in the code memo. Set
a passcode to open the code memo.
Enter a checkword. When you enter
your passcode to open the code
memo, the checkword is shown for a
short time. If the passcode is correct,
the correct codes are shown. If you
enter the incorrect passcode, the
checkword and the codes that are
shown are also incorrect. If you have
forgotten your passcode you must
reset the code memo.
If the message Codes do not match
appears when you edit your PIN, the
new PIN is incorrect. If the message
Wrong PIN appears, followed by Old
PIN: you entered your old PIN by
mistake.
It is important that you remember your
new code. If you forget it, you have to
take your phone to your local
Sony Ericsson retailer.