What was found
WHILE ON APPROACH SELECTED FLAPS 2 AND RECEIVED "SLAT FAIL" MESSAGE ON EICAS. FOLLOWED CHECK LIST, SELECTED FLAPS 1 TO CYCLED THE SLAT/FLAP AND EICAS SHOWED SLATS STUCK IN POSITION 3 AND FLAPS IN 1. FURTHER MOVEMENT OF THE FLAP/SLAT SELECTOR RESULTED IN NO MOVEMENT OF CONTROLS. CONTINUED CHECKLIST AND LANDED UNEVENTFULLY. MAINTENANCE CLEARED INHIBITS AND THE MESSAGE CLEARED. MAINTENANCE LATER REPLACED THE 2/3 AND 3/4 SKEW SENSORS AND HARNESS.