As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT HAD A SLAT DISAGREEMENT LIGHT ILLUMINATE AT CRUISE WITH AN OVERSPEED WARNING. AIRCRAFT DIVERTED INTO RENO NEVADA WITHOUT FURTHER INCIDENT. MAINTENANCE CLEANED THE FLAP/SLAT SWITCH. MAINTENANCE PERFORMED AN OPERATIONAL CHECK OF THE SYSTEM. NO DEFECTS WERE NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)