Answer a call with the keypad locked
To answer a call while the keypad is locked, press the Send Key.
During the call, the option menu still can be used. When you end or reject the call,
the keypad automatically re-locks.
Operations during a call
During a call press <Options> and one of the following options: Messages,
Mute , Phone info.
To prevent the keys from being accidentally pressed, you can lock the keypad.
When the keypad is locked, only emergency numbers can be dialed.
Press  key to unlock the keypad.
4 Text Entry
Text input method
Your phone provides following text input methods:
English input method: input English characters;
Numeric input method: input numeric characters;