As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED A STRONG ELECTRICAL BURNING SMELL ABOVE ROW 12A. MAINTENANCE FOUND THE CEILING LIGHT BALLAST AT 12A TO BE BURNT. THE ITEM WAS DEFERRED. THE DEFERRAL WAS CLEARED ON 8/29/2012 BY REPLACING THE CEILING LIGHTING BALLAST AT ROW 12A. OPERATIONAL CHECKS WERE GOOD WITH NO FURTHER DEFECTS NOTED.