As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 612 - MCI - NR 1 GENERATOR AND ASSOCIATED BUS DROPPED OFF LINE DURING TAKEOFF. TAKEOFF ABORTED AT APPROX 50 KTS.. RETURNED TO GATE. DEFERRED NR 1 GENERATOR PER MEL 24-1. REMOVED AND REPLACED CURRENT TRANSFORMER PER MM. OPERATION NORMAL. (M)