As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EWR/IAD - FLT 6422 - DURING TAKEOFF AT 930 HRS ON 4-8-95. ABORTED TAKEOFF DUE TO HEADING COMPARISON FLAG AND CAPTAINS' EADI LOST HEADING DISPLAY WITH HEADING FLAGS. MAINTENANCE REPLACED THE AHRS. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)