As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED A NR 1 HYDRAULIC LOW PRESSURE MESSAGE ON CLIMBOUT. CREW ELECTED TO RETURN TO CLT AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND FOUND THE NR 1 ENGINE DRIVEN PUMP LEAKING FROM THE CASE. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE DRIVEN PUMP (EDP) IN ACCORDANCE WITH THE AIRCRAFT MAINTENANCE MANUAL. AIRCRAFT WAS RELEASED FOR SERVICE.