As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE FROM GNV TO BHM PILOT NOTICED SPARKS FROM BEHIND INSTRUMENT PANEL. DIVERTED TO CSG. MAINTENANCE CHECKED OUT SUSPECTED AREA COULD NOT FIND ANY BURNT WIRES OR SUSPECTED RESIDUE, BUT DID FIND INTER-COM CONNECTOR AND A AUTO-PILOT CONNECTOR LOOSE. TIGHTENED BOTH PLUGS, OK FOR SERVICE.