As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 GENERATOR FAILED DURING CLIMBOUT. *S/D* ISOLATED SOURCE OF FAILURE TO NR 2 ENGINE GENERATOR CONSTANT SPEED DRIVE UNIT. THE CSD WAS REPLACED. THE NR 2 AC GENERATOR UNIT AND NR 2 GENERATOR CONTROL UNIT WERE REPLACED AS PRECAUTIONARY. AIRCRAFT WAS RETURNED TO SERVICE.