As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EFIS COMP MON CAUTION AT 1000FT OUT OF AGS. FO PFD SHOWING UNRELIABLE ATT/ROLL NO TRANSFER AVAILABLE. / REMOVED AND REPLACED THE #2 AIR DATA COMPUTER IAW CRJ 700 AMM 34-1-3-01-000/400-801-A01. FAULT MESSAGE DID NOT REAPPEAR. OPS CHECK GOOD.