As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BROKEN DIODE ON THE BACK SIDE OF THE PASSENGER SAFETY/FASTEN SEAT BELT SWITCH ON THE COCKPIT. THE CIRCUIT BREAKER TRIPPED IN THE BAGGAGE COMPARTMENT AND ELECTRICAL BURNING ODOR INSIDE COCKPIT. FOUND DIODE D1006 BURNED AND CRACKED IN HALF. INSTALLED NEW DIODE AND FS/NS SIGN. PERFORM NUMEROUS OPS CHECKS GOOD. WORK DONE IN REF WD 33-20-01.