As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 263 SMF-LGB, AT FL390 HYD BLUE ELECTRIC PUMP LOW PRESSURE IN ECAM. THE CREW ADVISED ATC TO HAVE EMERGENCY EQUIPMENT STANDING BY AND APPLIED LANDING DISTANCE PROCEDURE. THE TECHNICIAN REMOVED AND REPLACED BLUE ELECTRIC HYDRAULIC PUMP AS PER AMM 29-12-51. OPS AND LEAK CHECK OK.