11 Mains switch to turn the device on and off.
12 IEC chassis plug with fuse holder for the power supply.
13 [MAIN | LIFT | GND]
Switch to disconnect the signal ground from the chassis ground to avoid hum loops.
14 [RS485 OUT | IN]
RS485 interface with output for looping through the signal to other devices.
15 [USB/RS485 | LIFT | GND]
Switch to disconnect the signal ground from the USB or RS485 interface to avoid hum loops.
16 [OUTPUTS]
Signal output 6 to 1 (XLR panel connector).
17 [INPUTS]
Signal input B and A (XLR panel socket).
Connections and controls
digital speaker management system
20