As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL APPROACH, SPOILER FAIL MESSAGE ON EICAS. SPEED BRAKE LEVER WAS NOT ACTUATED WHEN MESSAGE PRESENTED. REMOVED AND REPLACED THE SPOILER CONTROL UNIT IAW AMM 27-63-0. PERFORMED AN OPS CHECK IAW AMM. OPS CHECKED GOOD, NO DEFECTS NOTED.