As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TAKE OFF CONFIG WARNING ON ROLL OUT. NO AURAL WARNINGS. NO OTHER EICAS OR CMC MESSAGE. TROUBLESHOT THE TAKE OFF CONFIGURATION WARNING DISCREPANCY. R & R THE AWU IAW 31-51-01-000-801A AND R & R THE EMERGENCY PARK BRAKE PRESSURE SWITCH IAW 32-44-07-00-801A.