As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT TO MSP, THE AIRCRAFT HAD LOSS OF A HYDRAULIC SYSTEM. FOLLOWED COM PROCEDURE. ISOLATION WAS USED WITH RESTORING OF 'A' HYDRAULICS WENT TO ZERO ON LANDING. REPLACED NR 2 ENGINE DRIVEN PUMP HYDRAULIC PRESSURE LINE AND CHECK CASE DRAIN FILTERS. CHECKED OK.