I have purple lights on my DSP and it is not passing audio. What can I do?

I have purple lights on my DSP and it is not passing audio. What can I do?

Try disconnecting everything from the DSP and leaving it unplugged from the power for at least 30 minutes. Then plug it back in to just the power, leaving everything else disconnected. If it starts back up normally, reconnect everything again and make sure things are working.