As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FINAL APPROACH TO BASE AN ELECTRICAL SMELL WAS DETECTED COMING FROM THE CENTER CONSOLE TDFM / SKY TRAC PANELS. DURING EVALUATION OF THE SYSTEMS IT WAS DISCOVERED THE CONNECTOR TO THE TDFM WAS THE SOURCE OF THE SMELL. FOUND CONNECTER WITH BROKEN MALE PIN IN THE FEMALE SOCKET. REPLACED CONNECTOR AND TRANSCIEVER.