What was found
FLIGHT 663 EN-ROUTE, EICAS MSG & AUDIO ALARM. GEAR NOT DOWN RED CONFIGURATION LIGHT, RED WARNING LIGHT ON GLARE SHIELD. GEAR HANDLE UP & OFF, NO CHANGE. PRESSED GND PROX & CONFIG GEAR OVERRIDE TO TURN OFF AUDIO WARNING ALARM. THE FLIGHT LANDED WITHOUT FURTHER INCIDENT. REPLACED THE LANDING CONFIGURATION WARNING MODULE M983. OPERATIONALLY CHECKED GOOD.