Electronics Repair Questions? Ask an Electronics Technician
Hello, my name is Rusty. That is a rather unusual symptom, changing the phase would require either a polarity reversal (physical) or a delay in the amp circuits. If one side is a bit slow, that would cause a phasing issue, and is likely due to a weak capacitor on that side.
Let's try the firmware update first, click here. Tell me if you see any improvement.