As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT GEN DRIVE LIGHT ILLUMINATED.FL310 35 MINS INTO FLIGHT.. UPDATE WITH EICAS MESSAGE, R GEN DRIVE HIGH IDG RISE TEMP UPDATE WITH BPCU INFO REMOVED AND REPLACED #2 ENGINE IDG AS PER AMM 24-11-01-404-001-006. OPS CHECK GOOD. FOUND OIL LEAKING FROM IDG SERVICE OVERFLOW COUPLING 76-2411-3-0003. C/W REQUIRED IDT INSPECTION OF IDG FEEDER CABLE INSTALL REFF AMM 24-11-01. REMOVED AND REPLACED E2 IDG SERVICE OVERFLOW DRAIN COUPLING AS PER AMM 24-11-03. LEAK CHECK GOOD.