As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: TAKE OFF WARNING HORN AND TAKE OFF CONFIGURATION LIGHT ILLUMINATED ON TAKE OFF . CLEARED RUNWAY AND RAN QRH. CHECKED AGAIN BY PUSHING UP THROTTLES AND COULD NOT DUPLICATE. ACCOMPLISHED S.I.C. 1927 ALL CKS NORMAL. OK FOR SERVICE