As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: PILOT REPORTS ON TAKEOFF ROLL PRIOR TO 80KNOTS RIGHT GEN TRIPPED OFFLINE #1 EICAS MESSAGE ILLUMINATED. DISCONTINUED T/O. FOLLOWED QRH. RESET GEN #1 RAN APU. NEXT TAKEOFF ABOVE 80 KNOTS RIGHT GEN TRIPPED OFFLINE. CONTINUED TAKEOFF. MAINTENANCE REPLACED RH GENERATOR CONTROL UNIT IAW AMM 24-22-02. OPS CHECKS GOOD. OK FOR SERVICE.