As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MICROWAVE CAUGHT FIRE INTERNALLY DURING USE IN FLIGHT, FIRE SMOOTHERED AND MICROWAVE CB PULLED. DEFERRED IAW AC EASY MEL. ACCOMPLISHED MAINT PROCEDURE, PULLED AND COLLARED MICROWAVE CB IN GALLEY. REMOVED DEFECTIVE MICROWAVE P/N 400-1338-O4L S/N 00-5-26863 AND INSTALLED REPAIRED MICROWAVE P/N 400-1338-04L S/N 05-05-36913.