If you enter your PIN incorrectly three times in a row, the SIM card is blocked and you need
to enter your PUK (Personal Unblocking Key). Your PIN and PUK are supplied by your
network operator.
To unblock the SIM card
1
When
PIN blocked
appears, enter your PUK and select
OK
.
2
Enter a new four-to-eight-digit PIN and select
OK
.
3
Re-enter the new PIN and select
OK
.
To edit the PIN
1
Select
Menu
>
Settings
>
General
>
Security
>
Locks
>
SIM Protection
>
Change PIN
.
2
Enter your PIN and select
OK
.
3
Enter a new four-to-eight-digit PIN and select
OK
.
4
Re-enter the new PIN and select
OK
.
If
Codes do not match
appears, you entered the new PIN incorrectly. If
Wrong PIN
appears,
followed by
Old PIN:
, you entered your old PIN incorrectly.
To use the SIM card lock
1
Select
Menu
>
Settings
>
General
>
Security
>
Locks
>
SIM Protection
>
Protection
.
2
Select an option.
3
Enter your PIN and select
OK
.
Phone lock
You can stop unauthorized use of your phone. Change the phone lock code (0000) to any
four-to-eight-digit personal code.
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.
To use the phone lock
1
Select
Menu
>
Settings
>
General
>
Security
>
Locks
>
Phone protection
>
Protection
.
2
Select an option.
3
Enter the phone lock code and select
OK
.
To unlock the phone
•
When
Phone locked
appears, enter your phone lock code and select
OK
.
To change the phone lock code
1
Select
Menu
>
Settings
>
General
>
Security
>
Locks
>
Phone protection
>
Change code
.
2
Enter the old code and select
OK
.
3
Enter the new code and select
OK
.
4
Repeat the code and select
OK
.
Keypad lock
You can set the keypad lock to avoid accidental dialing. appears. Incoming calls can
be answered without unlocking the keypad.
Calls to the international emergency number 112 can still be made.
To use the automatic key lock
1
Select
Menu
>
Settings
>
General
>
Security
>
Automatic key lock
.
2
Select an option.
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