No sound, or low volume.

Set the [MAIN OUT] knob on the top of the unit, and all volume settings on the GUI to the correct positions.

Check that the master level meters displayed on the [MIXER] screen are responding, that the [HEADPHONES] parameters are not set to [0], and that the [MUTE] function is not set to ON for all tracks.

Check if the settings on the [MIXER]>[OUTPUT SETTING] screen and the connections to the output terminals on the rear of the product body are correct.

Sometimes sound is not output when the [Analog filter] is set to ON and filter effects are applied. Try turning the ACTIVE button OFF.

Check if the HOLD parameter on the [TRACK MENU]>[AMP ENVELOPE] screen is not set to “0.”