Sony Ericsson K220C Benutzerhandbuch

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This is the Internet version of the user's guide. © Print only for private use.
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Keypad lock
Lock the keypad to avoid dialling a number by accident. 
You can still answer a call and the keypad locks again 
after it. 
Automatic keylock
Automatic keylock in standby means the keypad is locked 
a short while after you last pressed a key.
To turn the automatic keylock on or off
From standby select 
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 and select an option.
SIM card lock
The SIM card lock protects your subscription, but not your 
phone itself, from unauthorized use. If you change SIM 
cards, the phone still works with the new SIM card.
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 
. 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 turn off your SIM card lock at any time.
Calls to the international emergency number 112 can 
still be made, even when the keypad is locked.
If the message 
 appears 
when you edit your PIN, you entered the PIN or PIN2 
incorrectly.