Kathy L Huntsville , AL September 20, 2015 Appliance: Samsung Dryer DV422EWHDWR/AA-0001 Samsung Dryer Dv422ewhdwr/Aa-0001 / : Control panel not illuminated. How to replace Dryer Main Pcb Assembly. Replaced main control electrical board assembly. Visual inspection after removal revealed a failed E5 capacitor 100uf capacitor. Replacement was under 15 minutes. 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes