Mackie SWA1801 Subwoofer "peak led work light replacement" Questions

...PEAK LED is not light. And the older subwoofer is working well parallel. I re-assembled the woofers from the wooden boxes. The older woofer was made by RCF the new was made by Eminence. I went to the ...

...LED and loss of sound on the Alesis M1 powered monitor is caused by failure of capacitor C8 (220uF, 35V) on the power supply board. It dries up due to its proximity to resistor R4 (47K, 2 W) which ...