User's Manual

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2.5.3 Power on/off Phone
Press and hold End key to power on/off the phone.The phone will
check whether UIM card inserted well or not. And then follow the prompt
indication on the display:
Enter PIN——Key in PIN code of UIM card if it is set.
Searching——Search appropriate network connected.
2.5.4 PIN Code
To set PIN code (personal identification number) is to avoid the
illegal usage of UIM card.
To input PIN code of UIM card and press OK key to confirm to
start on using phone. If inputting wrong PIN three times continuously,
UIM card will be locked by network.
Note：The network provider offers you PIN code (four to eight
digits). You should change PIN code as soon as possible for security.