What was found
EFIS COMP MON ROLL AND PITCH, F/O PFD WENT SIDEWAYS AND A/P KICKED OFF. ACFT RETURN TO DEPARTURE, NORMAL LANDING AND NORMAL BRAKING=WD 4460. R & R NR 2 AHRS COMPUTER IAW AMM 34-21-01. OPS CK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EFIS COMP MON ROLL AND PITCH, F/O PFD WENT SIDEWAYS AND A/P KICKED OFF. ACFT RETURN TO DEPARTURE, NORMAL LANDING AND NORMAL BRAKING=WD 4460. R & R NR 2 AHRS COMPUTER IAW AMM 34-21-01. OPS CK GOOD.