As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEN - FLT 206 - ON TAKEOFF ROLL, AS RT ENGINE EPR INCREASED PAST 1.30 RECEIVED TAKEOFF CONFIGURATION WARNING HORN. RECYCLED FLAPS UP, HORN STILL PRESENT. AIRCRAFT RETURNED TO GATE WITH NO INCIDENT. PERFORMED TAKEOFF SYSTEM CHECK IAW JOB CARD J2-A2. COULD NOT DUPLICATE ON GROUND. HAS NOT REOCCURED. (M)