David T Earlysville , VA February 28, 2015 Appliance: General Electric Electric Dryer DPGT750EC1WW Ge Dryer Dpgt750ec1ww: Dryer was dead except for light inside drum. How to replace Pwb/Pcb Asm-Main. Replaced Main circuit board. 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes