Sony Ericsson K300a User Manual page 64

Sony ericsson cell phone user guide
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Most SIM cards are locked at the time of purchase. If the
SIM card lock is on, you have to enter a PIN (Personal Iden-
tity 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
blocked. To unblock it, you need to enter your PUK (Personal
Unblocking Key). Your PIN and PUK are supplied by your
network operator. You can edit your PIN and select a new
four- to eight-digit PIN.
If the message
edit your PIN, you entered the new PIN incorrectly. If
the message
you entered your old PIN incorrectly.
To unblock your SIM card
PIN blocked
1
When
2
Enter a new four- to eight-digit PIN
3
Re-enter the new PIN to confirm
To edit your PIN
} Settings } General
1
PIN.
2
Enter your PIN
3
Enter a new four- to eight-digit PIN
4
Re-enter the new PIN to confirm
To turn the SIM card lock on or off
} Settings } General
1
and select
2
Enter your PIN
62
This is the internet version of the user's guide. © Print only for private use.
Codes do not match
appears, followed by
Wrong PIN
is displayed, enter your PUK
tab
}
OK.
tab
On
or Off.
}
OK.
appears when you
}
}
OK.
} Locks } SIM lock } Change
}
}
OK.
} Locks } SIM lock } Protection
PIN
Old PIN:
}
OK.
OK.
OK.
,

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