What is the power switch on a subwoofer?

Power Switch: Changes the power settings of the subwoofer. There are 3 positions. Fully downward, “Off”, will have the subwoofer completely powered off at all times. The middle position, “Auto”, will have the subwoofer automatically power on after receiving signal.

Which is the correct position for the subwoofer?

There are 3 positions. Fully downward, “Off”, will have the subwoofer completely powered off at all times. The middle position, “Auto”, will have the subwoofer automatically power on after receiving signal. The fully upward position, “On”, will have the subwoofer completely powered on at all times.

What’s the best way to control a subwoofer?

Or, you can simply set the knob to about 60-75% (about 2 or 3 o’clock) and then control the subwoofer volume within your receiver or pre-amp settings. Low Pass: This controls the crossover point.

How does phase work on a subwoofer?

Phase: Controls the polarity of the frequencies outputted. If you have 2 subwoofers in your room/theater that are facing each other, put one at 0 degrees and the other at 180 degrees so that they don’t cancel each other’s frequencies out. Level/Gain: Essentially, just a volume knob. You can control the subwoofer’s volume directly here.

Can a subwoofer have a bad power suppply?

@falita without having a proper schematic etc. but by looking at the board, I’d replace the 3 caps and 1 resistor for sure. This could just be normal for this board but it sure looks like some electrolytic residue from a bad cap. Once you replaced those, reevaluate. Yes, it is okay to go with higher values, just never lower.