As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 412, PHL-BOS: DURING TAKEOFF, -SPOILERS- LIGHT ILLUMINATED. EICAS MESSAGE -SPOILERS- DISPLAYED WITH SPOILERS SELECTED DOWN. AIRCRAFT WAS ON THE GROUND. REJECTED TAKEOFF. MAINTENANCE ADJUSTED THE CAM ROLLER CONTROL ROD. SPEEDBRAKES REMAIN ON MEL 27-6201, CONTROL NUMBER 1320C23.