As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIK - STANDBY INVERTER MESSAGE ON LOWER EICAS. ELECTRICAL FUMES OBSERVED THROUGHOUT CABIN AND FLIGHT DECK. PUNGENT ELECTRICAL BURNING ODOR. FOUND STANDBY INVERTER OVERHEATED, REPLACED TRU AND ALL OPS AND INDICATIONS NORMAL RAISED MRR. (M)