As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJU - INFLIGHT MIA-UVF. CREW REPORTED RIGHT ENGINE GENERATOR DRIVE FAILED IN FLIGHT. FLIGHT DIVERTED SJU LANDED WITHOUT INCIDENT. RIGHT INTEGRATED DRIVE GENERATOR WAS PLACARD AND FLIGHT CONTINUED. REPLACED RIGHT INTEGRATED DRIVE GENERATOR AT LGA. SYSTEM GROUND CHECKED NORMAL OPERATION.