As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3307 DURING THE CLIMB THE CREW REPORTED, RECEIVED A SPOILER FAIL INDICATION MESSAGE ON EICAS. THE CAPTAIN DECLARED AN EMERGENCY. THE AIRCRAFT RETURNED TO DFW AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED SPOILER CONTROL UNIT. THE OPERATIONAL TEST WAS GOOD IAW AMM CH 27-63-02. THE AIRCRAFT WAS RETURNED TO SERVICE.