Sony Ericsson K220i Cell Phone User Manual


 
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8
PIN (Personal Identification Number)
You may need a PIN (Personal Identification Number) from
your network operator to activate the services in your
phone.
Each PIN digit appears as *, unless it starts with emergency
number digits, for example 112. This is so that you can
see and call an emergency number without entering a PIN
% 17 Emergency calls. Press the right selection key
to correct mistakes.
If you enter the wrong PIN three times in a row, the
SIM card is blocked and the message PIN blocked
appears. To unblock it, you need to enter your PUK
(Personal Unblocking Key) % 57 SIM card lock.