As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN LIGHT C/B TRIPPED WITH ASSOCIATED ELECTRICAL ODOR IN CABIN. REMOVED ALL FLUORESCENT LIGHT POWER SUPPLIES AND FOUND ONE HAD SHORTED OUT AND HAD BURNED THROUGH POWER SUPPLY BALLAST CASE. CLOSE TO STARTING VELCRO ON FIR THAT HOLDS LIGHT POWER SUPPLY IN PLACE.RECOMMEND PERIODIC INSPECTIONS TO LOOK FOR ANY HOT SPOTS ON BALLASTS.