As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH, THE FIRST OFFICERS AIRSPEED INDICATOR & ALTIMETER FAILED WITH ALL FLAGS SHOWN. DURING TROUBLESHOOTING THE AIR DATA COMPUTER WOULD NOT TEST. THE AIR DATA COMPUTER WAS REPLACED. LEAK & OPERATIONAL CHECKS WERE ACCOMPLISHED WITH NO WARNING INDICATIONS SHOWN.