As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOT OBSERVED NR 1 GENERATOR FAIL CAUTION LIGHT FLICKERING WHILE IN NORMAL CRUISE FLIGHT. NORMAL OPERATION CONTINUED ON NR 2 SYSTEM. NR 1 STARTER-GENERATOR WOULD NOT CRANK ON NEXT START AND WAS REPLACED WITH A SERVICEABLE UNIT. UNIT IS AWAITING DISSASEMBLY AND REPAIR. SUSPECT BEARING FAILURE DUE TO UNKNOWN CAUSE AT THIS TIME.