As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED A STRONG ELECTRICAL BURNING ODOR COMING FROM AROUND 5A PSU AREA. MAINTENANCE INSPECTED THE ACFT AND DISCONNECTED THE BALLAST AT SEAT 8A AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE. MAINTENANCE R & R THE 6A LIGHT ASSY, OPERATIONALLY TESTED WITH NO DEFECTS NOTED, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.