As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT, ELECTRICAL BURNING SMELL NOTICED IN COCKPIT INTERMITTENTLY. *S/D* MAINTENANCE INSPECTED COCKPIT, FORWARD ACCESSORY COMPARTMENT, E & E COMPARTMENT AND FOUND NO EVIDENCE OR ODOR OF BURNED WIRING OR EQUIPMENT. NO FURTHER PROBLEMS REPORTED.