Haier C300 User Manual - Page 30

Un power up: Every time you power on the phone,you need to unlock the phone and only then can you use it. Th You can bind your phone with the RUIM card. If any other card is inserted, the phone will need the security code to be entered. PIN man n You can activate your PIN protection and change it. About the original PIN code please the network service provider. Change security c You can change your security code, the original security code is 0000. Call restriction: You can bar the incoming call or dialing any number. This function needs network support. 6. Reset settin Factory reset: Use this menu to reset the phone's settings to default settings. But it won t delete any data of your phone. Clear memory: Use this menu to clear all data files that you have stored. You can choose to delete contacts (phone),Contacts (RUIM),Calls,Messages,Gallery or clear all data here 26