What was found
NR 1 ADC FAILED EN ROUTE. RECEIVED IAS FLAG ON CAPTAIN'S SIDE ASSOCIATED WITH EFIS COMP MON MESSAGE. REMOVED AND REPLACED NR 1 ADC. OPS CHECK GOOD IAW 34-13-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 1 ADC FAILED EN ROUTE. RECEIVED IAS FLAG ON CAPTAIN'S SIDE ASSOCIATED WITH EFIS COMP MON MESSAGE. REMOVED AND REPLACED NR 1 ADC. OPS CHECK GOOD IAW 34-13-01.