What was found
ON FLIGHT 3940 THE CREW REPORTED DURING DESCENT INTO LEX RECEIVED AN EICAS MESSAGE FLAPS FAIL, ALSO THE FLAPS WOULD NOT MOVE. THE CAPTAIN DECLARED AN EMERGENCY. THE RUNWAY WAS NOT LONG ENOUGH TO LAND IN LEX, SO THE CREW ELECTED TO DIVERT INTO SDF. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. FOUND RIGHT INBOARD ANGLE GEAR BOX BAD. REPLACED GEAR BOX PER AMM 27-51-0. THE OPERATIONAL CHECK PER AMM 27-51-00 IS SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.