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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 a regular basis will optimise 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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