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Redback® A 5131 Priority Mixer
Cable Requirements
Connection details for balanced microphone inputs with PTT switch and busy LED indicator.
MIC
DIP Switch settings
The DIP switches on the rear of the unit configure the Priority mode, muting options and the Mic output sensitivity.
Switch 1 is set ON to enable muting and OFF to disable muting
Switch 2 is set ON to enable PTT muting and OFF to enable VOX muting
Switch 3 is set ON to enable Cascade priority and OFF to enable FIBD priority
Switch 4 is set ON to set the Mic Output Sensitivity to 3mV and OFF to set the Mic Output Sensitivity to 1V
Troubleshooting
NO Power (Power LED does not illuminate):
Check power supply DC jack is 2.1mm and not 2.5mm size.
Power supply voltage is 24-28VDC.
Power supply is a DC output, not AC.
4
Redback® Proudly Made In Australia
PTT Switch
Busy Light 12V or 1.5V DC
Hot +
Earth
Cold -
Fig 4
www.redbackaudio.com.au
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