As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DUE TO REPORTED ELECRICAL ODOR IN CABIN, SMOKE ODOR IN CABIN. FLIGHT ATTENDANT TURNED OFF SIDEWALL LIGHTS AND ODOR DISSIPATED AND IS NO LONGER PRESENT. REPLACED LIGHT BALLAST AT ROW 14 D, E, F PER AMM. FOUND EVIDENCE OF ARCING, BURNED TERMINAL ENDS AND SOME MELTING OF THE OUTER PLASTIC CASING ON ONE END OF BALLAST.