As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX - FLT 397 - EN ROUTE DFW-SNA, RECEIVED EICAS MESSAGE OF LEADING EDGE SLAT DISAGREEMENT. AIRCRAFT LANDED AT LAX WITHOUT INCIDENT. FOUND RIGHT SLAT POSITION TRANSMITTER OUT OF TOLERANCE. MADE ADJUSTMENTS. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)