As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - AFTER TAKEOFF RIGHT ENGINE DRIVEN HYDRAULIC PUMP FAILED AND THE NUMBER 2 AUTOPILOT FAILED. EMERGENCY DECLARED, RETURNED DFW WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FOUND NUMBER 2 ENGINE DRIVEN PUMP SHAFT SHEARED. REPLACED NUMBER 2 ENGINE DRIVEN PUMP. SYSTEM GROUND CHECK NORMAL OPERATION.