ZTE Corporation ZTEC160 Manuale Utente

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2.5.3 Power on/off Phone 
Please hold End key to power on/off the phone. 
After powering on the phone, it will automatically check whether 
the UIM card is inserted or it is usable or not, and then the indication 
screen will appear following prompt in sequence: 
Enter PIN —— When the PIN lock is set On.                                 
Searching——Search for appropriate connecting network. 
2.5.4 PIN Code 
To set PIN code (personal identification number) can avoid the 
illegal usage of UIM card. 
The methods of unlocking UIM card are: input password, press 
OK key to finish. If inputting wrong password three times continuously, 
UIM card will be locked by network and phone will inquire the PUK 
code. 
Note:  Your network supplier will design a standard Pin code (four 
to eight digits) for your UIM card. You should change your personal 
password as soon as possible.