As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABORTED TAKEOFF AT 80 KNOTS CALLED BY FIRST OFFICER DUE TO 25 KNOTS AIRSPEED DISCREPANCY BETWEEN FIRST OFFICER AND CAPTAINS AIRSPEED INDICATORS. TAXI BACK TO GATE FIRST OFFICER AIRSPEED INDICATOR READS 70 KNOTS. REMOVED AND REPLACED NR 2 AIR DATA COMPUTER (CADC) P/N ON HG280D5, P/N OFF HG280D5 S/N ON 596, S/N OFF 515. PERFORMED STATIC CHECK SYSTEM, CHECKED OK. (M)