1: Status LED: Lights when the unit is on and functioning properly.

2: Signal LED: Lights when the input signal is within 20dB of the maximum input level.

3: Peak LED: Lights when the input signal is within 6dB of clipping.

4: Input Level Control: Allows adjustment of the level of the signal going into the processor. For the best signal to noise ratio, adjust this control until the Peak LED flashes on strong signal peaks.

5: Mix Control: Allows variation of the amount of effect applied to the overall audio output. Adjust to taste.

6: Output Level Control: Allows adjustment of the audio level coming out from the processor. Use this as your master volume control.

7: Select Control: Allows selection of effects.

8: Adjust Control: Allows changes to be made on one parameter of the selected effect. These changes remain active until another effect is selected.

9: Power Supply Jack: Plug the small metal barrel connector of the AC power adapter here.

10: Cord Cinch: Use this clip to secure the cable of the power pack to the chassis of the unit.

11: Output Jacks: These jacks carry the left and right output signals from the unit to their destinations.

12: Input Jacks: These jacks receive the input signal(s) into the unit.