As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WITH TAKEOFF POWER BEING APPLIED, THE NR 1 GENERATOR DROPPED OFF LINE. TAKEOFF WAS ABORTED WITHOUT INCIDENT AND AIRCRAFT RETURNED TO GATE. CSD OIL LEVEL WAS CHECKED AND FOUND TO BE OK. CSD WAS DEACTIVATED AND THE NR 1 GENERATOR WAS PLACED ON MEL.