As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DECLARED EMERGENCY DFW INADVERTENT SPOILER OPEN IN FLIGHT. DURING MAINTENANCE INSPECTION ON FLIGHT 2871 FOUND USED SPEDBRAKE DURING DESCENT AND FAILED TO RETRACT WHEN COMMANDED TO FOLLOWED EPC + AOM AND RETRACTED SPEED BRAKES. AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED SPEED BRAKE COMMAND LEVER IAW EMB AMM 27-63-03.OPS CHECK GOOD.