As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF, WE RECEIVED A TAKEOFF CONFIG WARNING AROUND 60KTS, THE VOICE DID NOT ANNOUNCE THE COMPONENT THAT CAUSED THE WARNING. HOWEVER THE SPOILERS SHOWED OPEN WITH HANDLE CLOSED. TRANSFERRED TO NRWC 813-DFW-01817. FOLLOWED FIM 31-51-00-810-804 FOR NO TAKEOFF CONFIG ON EICAS & PERFORMED OPERATIONAL CHECK OF THE AURAL WARNING UNIT IAW AMM 31-51-00 & FOUND TO BE OK FOR SERVICE. SEE ITEMS BELOW FOR ADDITIONAL GVI & OPERATIONS CHECKS.