Sony Ericsson J23OI User Manual page 9

PIN
You may need a PIN (Personal Identification Number) to
activate the services in your phone. Your PIN is provided by
your network operator.
If you make a mistake while entering your PIN, delete the
number by pressing
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), % 62 SIM card lock.
To turn the phone on and off
• Press and hold .
• Enter your PIN, if requested.
• Press and hold
To make and receive calls
• Enter the area code and phone number
the call.
}
• to end the call.
NO
• When the phone rings,
8
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.
to turn off the phone.
}
.
YES
}
to make
YES