Commercial Audio Series Business Music System
3 Operation
3.1 Powering Up
1.Turn off any equipment connected to the Line Out connectors.
2.Plug the amplifier’s power cord into a
3.Turn down the input volume controls.
4.Turn down the master volume control.
5.Turn on the Power switch. The Power indicator should glow.
6.Turn the input volume controls in use about 3/4 up.
7.Turn up the master volume control(s) until the desired loudness or power level is achieved.
8.Touch up the input levels as needed for equal loudness from each microphone.
9.Turn on any equipment connected to the Line Out connectors.
If you ever need to make any wiring or installation changes, disconnect the power cord.
3.2 Priority Ducking
If you want a microphone to duck (turn down) the background music, follow this procedure. On the back of the 180MAx,
1.Connect a
2.While talking into a microphone, adjust the VOX Threshold control on the back of the unit. It controls how loud the voice must be before ducking occurs. The control can be set for no ducking. The Active Indicator will flash when ducking is active.
3.Adjust the Priority Release control on the back of the unit. It adjusts the release time of the VOX ducking.
3.3 Music-On-Hold
On the back of the unit, adjust either the 1V or 1W MOH Level Control to obtain the desired level of
Figure 3.1 Priority Ducking Controls
and Connectors
Operation Manual | page 13 |
