Sony Ericsson T280A Cell Phone User Manual


 
33
Locks
SIM card lock
The SIM card lock protects your subscription, but not your
phone itself, from unauthorized use. If you change SIM
cards, the phone still works with the new SIM card. Most
SIM cards are locked at the time of purchase. If the SIM
card lock is on, you have to enter a PIN (Personal Identity
Number) every time you turn on your phone. If you enter
your PIN incorrectly three times in a row, the SIM card
is blocked. This is indicated by the message PIN blocked.
Enter PUK provided by your operator. To unblock it, enter
your PUK (Personal Unblocking Key). Your PIN and PUK
are supplied by your network operator.
To unblock your SIM card
1 When PIN blocked. Enter PUK provided by your
operator. is displayed, enter your PUK and select OK.
2 Enter a new PIN and select OK.
3 Re-enter the new PIN to confirm and select OK.
If the message Wrong code. Attempts remaining:
appears when you edit your PIN, you entered the
PIN or PIN2 incorrectly.
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