As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRIOR TO EXTENDING GEAR ON FINAL APPROACH INTO BGM, A SMELL OF ELECTRICAL BURNING. JUST PRIOR THE F/O HAD TURNED CABIN AND FLIGHT DECK TEMP SELECTOR TO MID RANGE. MAINTENANCE FOUND WINDOW LIGHT SOCKET AT 3A BURNED. CLIPPED AND STOWED WIRES TO BURNED SOCKET. REPLACED THE SOCKETS AT 3A REPLACED HALOS P/N-6500111 AND 6500110. ALL CHECKS GOOD. REMOVED FROM DMR, MXC NOTIFIED.