As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT THE AUTO SPEEDBRAKE EICAS AND AUTO SPEED BRAKE DISCREET WARNING LIGHT ILLUMINATED. EMERGENCY DECLARED, AND LANDING UNEVENTFUL. MAINTENANCE ACCOMPLISHED AUTO SPEEDBRAKE OPS TEST IAW AMM 27-62-00. MESSAGE CLEARED. SYSTEM CHECKED NORMAL.