As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX - FLT 48 - FLIGHT DEPARTED LAX WITH THE LEFT IDG ON MEL. DURING CLIMB, THE CREW NOTED THE EICAS MESSAGE 'R GEN DRIVE' AND THE 'DRIVE' LIGHT FLICKERING. FLIGHT RETURNED TO LAX AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED BOTH IDG'S. (M)