User's Manual

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.
Troubleshooting
Some problems can be fixed using Update Service. Using
Update Service on regular basis will optimize the phone’s
performance. See Update Service on page 29.
Some problems will require you to call your network
operator.
For more support go to www.sonyericsson.com/support.
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