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a new SIM card. If the lock is on, you
have to enter a PIN (Personal Identity
Number).
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 AT&T.
To unblock the SIM card
1
When
PIN blocked
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
Menu
Settings
1
Select
>
Security
>
Locks
>
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
entered the new PIN incorrectly. If
PIN
appears, followed by
entered your old PIN incorrectly.
appears, enter your
General
>
>
SIM protection
>
appears, you
Wrong
Old
PIN:, you
To use the SIM card lock
1
Select
Menu
>
Settings
Security
Locks
>
>
Protection.
2
Select an option.
3
Enter your PIN and select OK.
Phone lock
You can stop unauthorised 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
Security
>
Locks
>
Protection.
2
Select an option.
3
Enter the phone lock code and select
OK.
To unlock the phone
Enter your code and select OK.
•
To change the phone lock code
1
Select
Menu
>
Settings
Security
>
Locks
>
Change
code.
More features
>
General
>
SIM protection
>
>
General
>
Phone protection
>
>
General
>
Phone protection
>
57
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