What was found
AT 200KTS, 6,500 FT, CALLED TO EXTEND SLATS, WITH SLAT HANDLE AT 15/O THERE WAS NO MOVEMENT ON SFPI AND ECAM WARNING WITH BOTH SLAT FAULT LIGHTS ON OVERHEAD. CYCLED HANDLE IAW PHASE ONE, NO CHANGE, PERFORMED QRH PROCEDURE AND LANDED WITH SLATS ZERO, FLAPS 40.