Jymc220bi Schematic !new! Full -

Shorted Power MOSFETs/IGBTs or a shorted Bridge Rectifier.

AC mains enter through a fuse and pass through a bridge rectifier. jymc220bi schematic full

High-power pulse-width filtered DC voltage outputs routed straight to the brushed DC motor. Shorted Power MOSFETs/IGBTs or a shorted Bridge Rectifier

If you are currently diagnosing a broken control board, let me know your lathe is showing (e.g., completely dead, blowing fuses, or running at full speed) or which components look physically damaged , and I can guide you through the exact multimeter tests to isolate the problem. Share public link jymc220bi schematic full