Micromax X235, Руководство пользователя

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code, the screen will use ‘*’ to represent the input content.
While obtaining the 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 entered incorrectly for successively
three times, the SIM card will be locked. Please contact the
network operator immediately for help. Attempt to unlocking
the code may make the SIM card ineffective forever!
4. General Instructions
It is used to dial a call (with phone number entered or in
phonebook state) or receive an incoming call. In standby state,
press this key to display the latest call register (SIM1 and SIM2
support respectively 20 call entries, including received calls,
missed calls and dialed calls). In Dual-SIM standby mode, press
this key to have an option menu on which you can choose to
operate via SIM1 or via SIM2.
Dial key
In call state, it is used to interrupt a call; in call conversation
state, it is used to end a call or exit from the current menu and
back to the standby state. Hold this key for 4~5s to switch
ON/OFF the mobile phone.
Switch-ON/OFF key /End key