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mobile phone has activated the PIN1 code
protection, when the mobile phone is switched
on, the screen will display “Input PIN”. In the
process of inputting PIN1 code, the screen will
use “*” to represent the input content. While
obtaining SIM, you can obtain its PIN1 code.
PIN2 Code
:
It is the personal identification
number used for some special functions such as
paid call etc.
PUK Code and PUK2 Code(8-digit)
To change the locked PIN code, you need to
use PUK (Personal Unblocking Key) code. To
change the locked PIN2 code, you need to use
PUK2 code. If these two codes are not provided
together with the SIM cards, ask the local service
provider for them.
Warning: If the PIN code is input wrongly for
successively three times, the SIM card will be
locked. Please contact the network operator
immediately for help. Attempt to unlock the code
may make the SIM card ineffective forever!
