As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LANDING, AUTO DEPLOYMENT SPEED BRAKE ON THE GROUND INOP, NO LIGHTS OR EICAS MESSAGES. DEFERRED AUTO SPEEDBRAKE IAW MEL 27-62-1-1. CLEANED DEBRIS FROM SPEED BRAKE NO BACK CLUTCH ASSEMBLY. AUTO SPEED BRAKES CHECK GOOD PER B767 AMM 27-62-00. DI & PLACARD REMOVED. MTC PROCEDURES REVERSED. AIRCRAFT RETURNED TO SERVICE.