Sony F500i User Manual
Page 75
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75
More features
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
. To unblock it, you need
to 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
is displayed, enter your
PUK
}
OK
.
2
Enter a new four- to eight-digit PIN
}
OK
.
3
Re-enter the new PIN to confirm
}
OK
.
To edit your PIN
}
Settings
}
the
General
tab
}
Locks
}
SIM lock
}
Change PIN
.
To turn the SIM card lock on or off
1
}
Settings
}
the
General
tab
}
Locks
}
SIM
lock
}
Protection
and select
On
or
Off
.
2
Enter your PIN
}
OK
.
Keypad lock
You can lock the keypad to avoid dialling a number
by accident.
Automatic keylock
Automatic keylock means the keypad is locked a
short while after you last press a key.
To set the automatic keylock
}
Settings
}
the
General
tab
}
Locks
}
Automatic
keylock
.
To lock the keypad manually
Press
}
Lock keys
.
You can still answer an incoming call and the keypad
locks again after it. The keypad remains locked
until you unlock it manually.
To unlock the keypad, press
}
Unlock
.
If the message
Codes do not match
appears, you entered
the new PIN incorrectly. If the message
Wrong PIN
appears, followed by
Old PIN:
, you entered your old
PIN incorrectly.
Calls to the international emergency number 112 can
still be made, even when the keypad is locked.