What was found
AFTER TAKEOFF WE GOT A FLAPS FAIL AMBER CAS MESSAGE & INDICATIONS WHEN WE RETRACTED THE FLAPS THEY WERE FULLY UP. RESET DIDN'T WORK, UPON APPROACH TO LANDING SLATS ONLY CAME OUT. UPON INSPECTION FOUND FAULT "2" DISPLAYED ON FLAP CONTROLLER IN TAILCONE. PUSHED THE FLAP RESET BUTTON IN COCKPIT AND CYCLED FLAPS NUMEROUS TIMES. NO DEFECTS NOTED. PLACED AIRCRAFT OUTSIDE TO COLD SOAK FOR SEVERAL HOURS. CYCLED FLAPS NUMEROUS TIMES. NO DEFECTS NOTED. NO FURTHER FAULT INDICATION IAW 750 MM 27-50-00 OPS CK GOOD. F/T CK GOOD