Connect the external device to AUX in jack located on the front panel (under the rubber cover), then press MODE button
to select AUX mode. Press MODE button again to exit AUX Mode and select other mode.
To increase the volume, rotate the volume knob clockwise. To decrease the volume, rotate the volume knob counter
clockwise. When volume is adjusted, the volume level will be shown on the display panel as a number ranging from 0
(lowest) to 46 (highest).