As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REPORT OF SMOKE IN THE AREA ABOVE WINDOW AT ROW 22 ON CAPTS SIDE. FLIGHT ATTENDANTS TURNED OFF SIDEWALL LIGHTS AND ODOR DISSIPATED QUICKLY MCC 0114Z JNP. FOUND WINDOW LIGHT BALLAST BAD AT SEAT 21A REPLACED SAME WINDOW NOW OP CK GOOD. NO SIGN OF BURNING, SMELL CONTAINED ENTIRELY WITHIN BALLAST.