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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.
PUK
The PUK code (Personal Unlocking Key) is required to change a blocked PIN. It is supplied
with SIM card. If not, contact your network operator. If you input wrong PUK code for 10
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