What was found
DURING THE APPROACH TO KORD, THE FLIGHT CREW EXPERIENCED A FLAP FAILURE AND DISCONTINUED THE APPROACH. THE CREW COMPLETED REQUIRED CHECKLISTS, DECLARED AN EMERGENCY WITH ATC, COMMUNICATED WITH THE FLIGHT ATTENDANT, PASSENGERS AND DISPATCH THEN RETURNED AND LANDED AT KORD WITHOUT FURTHER INCIDENT. FLAP RESET WAS PERFORMED SUCCESSFULLY ON THE GROUND AND SYSTEM WAS PLACED ON MEL. AIRCRAFT REMOVED FROM SERVICE, DURING T/S NOTED THE FECU'S DISPLAY WAS INTERMITTENTLY FLASHING. REPLACED THE FECU IAW AMM 27-51-05, OPS CHECK GOOD. REMOVED PLACARD