As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POWER INTERUPTION B4 GEN 1 RESULTING IN RTO. DEFERRED NR 1 GEN IAW MEL 24-11-01 CONTROL NR 21499 ID NR 8742. PERFORMED AC GEN ADJ/TEST IAW MM 24-11-00 SYS OPS OK FOR SERVICE THIS CLEARS DMI NR 21499 REPLACED NR 1 GCU IAW MM 24-21-00. RAN ENG. IAW JRH 16.5.