As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APPROX ONE HOUR BEFORE DESCENT, F/A IN AFT GALLEY REPORTED SEEING SMOKE AND SMELLING ELECTRICAL WIRE BURNING. UTILITY BUSSES SWITCHES OFF. REPLACED NR 2 COFFEE MAKER DUE TO C/B POPPED. INSPECTED OVENS AND GALLEY WIRING OPERATION NORMAL.