Keypad lock, Phone lock – Sony Ericsson K750i User Manual
Page 71
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71
More features
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
1 }
Settings
}
the
General
tab
}
Locks
}
SIM lock
}
Change PIN
.
2
Enter your PIN
}
OK
.
3
Enter a new four- to eight-digit PIN
}
OK
.
4
Re-enter the new PIN to confirm
}
OK
.
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
In standby, 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
In standby press
}
Lock keys
.
You can still answer an incoming call and the keypad
locks again after the call. The keypad remains locked
until you unlock it manually.
To unlock the keypad, press
}
Unlock
.
Phone lock
The phone lock protects your phone against
unauthorized use if it is stolen and the SIM card
is exchanged. You can change the phone lock code
(0000) to any four- to eight-digit personal code.
If the message
Codes do not match
appears when you
edit your PIN, 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.