M-Life ML0653, Руководство пользователя

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PIN
The PIN (Personal identification number, 4 to 8 digits) code prevents your
SIM card from being used by unauthorized people. In general, the PIN is
supplied with SIM card by the network operator. If PIN check is enabled,
you need to input the PIN each time when you power on your mobile
phone. The SIM card will be locked if you input wrong PIN code for three
times.
Unlocking methods as follows:
-Input the correct PUK according to the screen tips to unlock the SIM card.
-Then input the new PIN and press the OK key.
-Input the new PIN again and then press the OK key.
-If the input PUK is correct, the SIM card will be unlocked and the PIN will
be reset.
Note: The SIM card will be locked if you input wrong PIN code for three
times. To unlock the SIM card, you need to input the PUK. In general,
the PUK can be obtained from the network operator.