As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"AIL LOCK" LT ON AT HIGH SPEED. EICAS MESSAGE "AILERON LOCKOUT" DISPLAYED. OTBD AILERONS INDICATED MOVEMENT, UNLOCKED, BOTH. LIGHT CAME ON FOR 5 MIN AND THEN WENT OUT. PERFORMED SAM BITE. NO FAULT BALL ON LT AND RT SAM. NO AILERON LOCKOUT STATUS MESSAGE ON ARRIVAL. ACCOMPLISHED SERVICE TIPS. REPLACED AILERON LOCKOUT ACTUATOR. OPS CHECK CARRIED OUT OK AND ALL INDICATIONS NORMAL.