Safety Precautionphone password as soon as possible and keep itsecret.12.3.2 PIN codeThis is personal identification code, which is used toprotect the SIM card from unauthorized users.Generally, the PIN code and SIM card will beprovided together. After activating the PIN code,you need to input correct password each time youswitch the phone on to ensure normal usage.Caution:If you input your PIN code incorrectly for threetimes in succession, the SIM card will belocked. You need to enter the PUK code tounlock it. (If you don’t have a PUK code, pleasecontact your network operator or SIM cardretailer for this information. Please don’t inputany characters).12.3.3 PIN2 codeThis is the password for activating special functionsof the SIM card. You need to input it while enteringsome functions (eg.Charge Unit, Fixed Dialling etc).Usually, the PIN2 code and the SIM card will beprovided together. If you incorrectly input the PIN2code for three times in succession, it will be lockedand you will need to input PUK2 to unlock it.12.3.4 PUK codeThis is used to unlock the PIN code. Usually thePUK code and SIM card are provided together. Ifyou don’t have it, please contact with your networkoperator or SIM card retailer. SIM Card won’t beused any more, if you incorrectly input the PUKcode ten times in succession. In that case, pleaseapply a new SIM card from your network operator.PUK code is unmodifiable.12.3.5 PUK2 codeThis is used to unlock the PIN2 code. Usually thePUK2 code and the SIM card are provided together.PUK2 can modify the locked PIN2 code. If youincorrectly input the PUK2 code for ten times insuccession, you will not be able to access somefunctions. Please apply to your operator for a newcard. The PUK2 code is unmodifiable. If you lose it,please contact your service provider.12.4 Cautions for battery chargingThe phone provides power by using a lithiumbattery. The standby time and call time will beinfluenced by the system’s environment and phonesettings.