Removing the audio board requires disconnecting the speaker terminal wires from their respective posts located on the back of the speaker ports.
How did we know this was the audio board? Easy. It bears a striking resemblance to one of our favorite musicians.
Featured on the audio board is the Texas Instruments TAS5713 25 watt digital audio power amplifier with EQ and DRC, which could also have been sourced from any one of the numerous TI fab locations.