What was found
(CAN) DURING CLIMB, CREW ACKNOWLEDGED A MASTER WARNING CAS MSG WITH ASSOCIATED SMOKE AVIONICS BAY, PASSING APPROX FL 240. EMER LANDING WAS SOON INITIATED & THEN CANCELLED WHEN CAS CLEARED ITSELF & NO SMELLS, SMOKE OF ANY KIND & NO OTHER CAS MSG WAS REPORTED. CREW CONTINUED FLIGHT TO DESTINATION WITHOUT FURTHER COMPLICATIONS. ON LANDING, MX INVESTIGATED AVIONIC BAY & FOUND TRACES OF SOOT ON HARNESS & PROTECTIVE TRAY OF THE RT GT 415-5900-17, SERIALIZED 0410 FAILED. SFCU WAS REPLACED & PLANE RTS WITHOUT FURTHER INCIDENT. SFCU 0141 IS ON ROUTE TO SITE FOR INVESTIGATION. FFAR HAS BEEN REQUESTED.