As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTH GENRATORS WERE LOST AT FL310. ACCOMPLISHED LOSS OF BOTH GENERATORS CHECKLIST PER AOM. DIVERTED TO JFK, STIMATED LANDING WT 103,500 AND LANDING NORMAL. REPLACED G7 BUS PROTECTION PANEL AND R3 RELAY. RUN UP AND FUNCTIONAL CHECK GOOD.