As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABORTED TAKEOFF IN SGU DUE TO ''HI-SPEED'' AURAL WARNING AND TRIPLE CHIME. HOOKED UP PITOT STATIC TEST BOX. RAN UP AIRSPEED SEVERAL TIMES TO 270 KNOTS. HIGH SPEED AURAL WARNING CHECK NORMAL WITH NO FURTHER DISCREPANCIES. UNABLE TO DUPLICATE DISCREPANCY.