As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT THE GATE CREW SMELLED ELECTRICAL ODOR AND SOME SMOKE. A/C WAS DEPLANED. MTC INVESTIGATED FOUND NO OBVIOUS PROBLEM BUT DID FIND VOR/MARKER C/B A-1 POPPED. SWAPPED LT VOR TO RT VOR POSTION AND THEN DEACTIVATED RT VOR PER MEL. A/C FLEW TO ATL. MTC REPLACED NR 2 VOR CONTROL PNL AND XCVR.