Patent ID: 8903463

Claim:
A mobile communication terminal comprising: a transceiver for transmitting an outgoing call and for receiving an incoming call; an audio processing unit; a speaker; a connecting unit for being connected to an external audio output device; a touch display unit for displaying a screen and for receiving a user input; and a control unit configured to: control the touch display unit to display, while in a silent mode, a user interface for reproduction of a music file; in response to a user input, control the audio processing unit to reproduce the music file and to output audio signals corresponding to the reproduced music file through the speaker while in the silent mode; in response to receiving an incoming call in the silent mode, stop reproduction of a music file, and generate a vibration signal; and while in the silent mode, control reproduction of a music file depending upon whether the external audio output device is being connected to the connection unit or whether the external audio output device is being disconnected from the connection unit.