As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ABORTED TAKEOFF AT HIGH SPEED DUE TO ERRATIC AIRSPEED INDICATION. ABORT TAKEOFF DUE TO AIRSPEED INDICATOR RED FLAG AND LOSS OF POINTER. REPLACED THE CAPTAINS MACH AIRSPEED INDICATOR AND THE NR 1 AIR DATA COMPUTER. THE MACH AIRSPEED INDICATOR REMOVED WAS FOUND TO HAVE A FAULTY POWER SUPPLY.