As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAS - ABORTED TAKEOFF - FLT 839 - CREW REPORTED THAT DURING TAKEOFF THE F/O'S AIRSPEED INDICATOR FAILED AT 80 KNOTS ON TAKEOFF ROLL. CREW RETURNED TO THE GATE WITHOUT FURTHER EVENT. MAINTENANCE REMOVED AND REPLACED THE F/O'S AIR DATA COMPUTER IAW AMERICA WEST AIRLINES TASK CARD R2A34007. OPERATIONAL CHECKS WERE GOOD.