No sound is output from my speaker. Why not?

1. The power may not be turned on properly. If the power indicator on the unit is turned off, press the power button on the control panel and check that the power indicator is lit white.

2. The auto power-off function may be activated. When the auto power-off function is turned on, the power indicator will turn off and the power will be turned off if there is no audio signal input for a certain period (The auto power-off function can be turned off with the Power Management switch).

3. The volume level may be set to a minimum. Adjust the volume level to an appropriate level.