As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAXI OUT FOR TAKEOFF, ANGLE OF ATTACK/SHAKER FAIL WARNING MESSAGES ILLUMINATED. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE NR 1 DATA AQUISITION UNIT, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 31-42-00. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.