I was trying to set up some large speakers that required the use of an amplifier (similar to this: https://www.altomusic.com/qsc-gx3-stereo-power-amplifier-gx3?entity=1611&gclid=EAIaIQobChMI946-iLWC4wIVx_7jBx2wMAwSEAQYASABEgLahfD_BwE ). There was a pop sound in the speakers, and now my aux port...