If your remote control is inconsistent or does not work, you should:Operate the remote control closer to the system.Check that the remote control battery is installed with positive (+) polarity facing up.Replace the remote control battery.Check for interference from fluorescent room lighting, sunlight, or dust or dirt on lens.Try the system in a different location. For more information, see page 15 of the manual.

You can switch between different audio sources by pressing the RADIO, CD, or AUX buttons on the remote control. Pressing any of these source buttons will also power on the system to the selected source. For more information, see pages 7 and 8 of the manual.

To use the auxiliary input port (AUX IN connector):Connect your audio device to the AUX IN connector on the system's connector panel using a 3.5 mm audio cable or a 3.5 mm to stereo RCA cable.Press the on button on the remote control.Press and release Aux until AUX appears on the display.Start playing music on the audio device.Press and hold [+] or [-] to adjust the volume. If the volume level of the system cannot be adjusted high enough, increase the volume level of the connected audio device. For more information, see page 12 of the manual.