What was found
DURING AN IFT AT APPROXIMATELY 1 MINUTE OUT FROM LANDING A SPARK/FLASH WAS NOTICED FROM THE DASH AND A SMALL AMOUNT OF SMOKE WAS NOTICED COMING OUT OF THE TOP OF THE GLARE SHIELD THROUGH SOME VENTS IMMEDIATELY FOLLOWED BY AN ELECTRICAL BURNING ODOR. A QUICK LOOK AT THE GAUGES, THE PILOT NOTICED A COMM 2 FAILURE AND TURNED IT TO THE OFF POSITION IMMEDIATELY. NO FURTHER SIGN OF FIRE WAS EVIDENT. PILOT USED THE COCKPIT VENTS TO EXHAUST THE CABIN OF THE ODOR AND MADE AN IMMEDIATE DIVERSION FOR AIRPORT A SHORT 3 MINUTE FLIGHT AWAY NOTIFYING THE CREW WE WOULD HAVE TO MAKE ARRANGEMENTS FOR THE PATIENT TO GO BY AMBULANCE FROM THE AIRPORT. A NORMAL SHUTDOWN PROCEDURE WAS APPLIED. ALL CREW MEMBERS SAFELY EXITED THE ACFT WITH NO FURTHER INCIDENT. AFTER DISASSEMBLY OF GLARE SHIELD TO VERIFY THAT THERE WAS NOT ANY BURNED WIRING, IT WAS DETERMINED THAT THE COMM 2 RADIO HAD FAILED.