- MASTER VOL. Use this knob to adjust the Output level of the Master Output.
- BOOTH MN/ST. When set to MONO, both left and right signals will be output to both left and right Booth Outputs.
- MST BAL. Use this knob to balance between the left and right signals of the Stereo signal on the Master Output channel
- BOOTH VOLUME. Use this knob to control the Output level of the Booth Output (connection at the rear panel)
- CUE MASTER. Press this button to send the signal of the Master Output to the Headphones Channel.