What was found
AT FL 380, FLAP GAUGE INDICATED 1/2 & RECEIVED, FLAP LIM, FMA ON PFD. FLAP HANDLE WAS NOT MOVED, ALSO RECEIVED, FLAP & SLAT ELEC STATUS. WHEN WE SLOWED & THE ATTEMPTED TO CONFIGURE FOR LANDING, RECEIVED TE FLAPS ASYMMETRY, EICAS & TE, DISCRETE LIGHT. CONDUCTED QRH & RESULT WAS SLATS OUT FLAPS UP LANDING. REPLACED L/H FLAP POSITION TRANSMITTER IAW MM 27-58-03 AND PERFORMED ADJUSTMENT TEST IAW MM 27-58-01 NO FAULTS, SYSTEM CHECKED NORMAL. ALSO PERFORMED FSEU OPS CHECK IAW MM 27-51-01 NO FAULTS ON FSEU'S. ALL PANELS REINSTALLED.