Huawei FC8021 User Guide - Page 9

 Note:  In standby mode, press to view the dialed calls. Select a record and press to dial this number.  Select a contact from the phonebook and press to call this contact.  When the phone is locked, enter the lock code to unlock the phone first; otherwise, you can only make emergency calls or answer calls. Answering a Call When there is an incoming call, you can press or to answer it, or press to reject it. If the any-key answer function is enabled, you can press any key except and to answer an incoming call. Setting the Silent Mode  Method 1: In standby mode, press and hold the * key to activate or deactivate the silent mode.  Method 2: Choose Menu > Profiles > Silent to activate the silent mode. Phone Lock The phone lock protects your phone from unauthorized use. The default phone lock code is 000000. You can change it into any numeric string of 4 to 8 digits. Locking the Keypad In standby mode, press and hold the # key to lock the keypad. 7