Edward L Annandale , NJ February 09, 2021 Appliance: Samsung Gas Cooktop NA30N6555TG/AA-00 Samsung Cooktop Na30n6555tg/Aa-00: LED indicator did not work. How to replace Gas Control & Top Knob Light Assembly Module. Replace the LED module. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes