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password to unlock the phone lock, the service is free of
charge.
Note：Please use this feature with caution, if forget PUK
password, please contact the network operator. If input
PUK code in error for 10 times consecutively , SIM card
will be scrapped.
PIN lock
Under this you can enable or disable PIN password, PIN code
on or off are required to enter the correct PIN password. When
open this feature, every time you turn the phone prompts you to
enter the PIN password.
Change PIN
If the current PIN password is already open, you can make
changes to the PIN password. First enter the old PIN password,
after repeated twice to determine and identify new password.
Change PIN2
PIN2 （Personal Identification Number 2） password is to enter a
particular function (such as setting a fixed number, set the call
billing, etc.) to enter the personal identification number.
Pin2 password is provided by suppliers for SIM card to another
password, used to qualify the dial personal identification
password, Mainly used to eliminate the call cost information,
set the phone calls and the billing currency unit, the cost limit
function, limited dial-up ("Security settings "---" limited
dial-up" can only be opened after the phone call which can be
used to set the number and do not call this). My phone's SIM
card predictive value is 12345. Pin2 after input error password
3 will be locked, needed Puk2 to unlock.
PIN2 password is used to set the phone billing. If you enter
three times wrong, the phone will need PUK2 unlock password,
the process described in the previous PIN password, PUK
password the same. However, both the password and network
SIM card billing and modify the internal data, it will not open,
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