As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LANDING AS FLIGHT TAI 536, THE PILOT REPORTED DC BUS 2 OFF DUE TO TR 2 FAILURE. IAW FIM 24-31-00-810-806-A & AMM 24-21-19-000 400-801-A THE GCU NR 2 WAS REPLACED. THE APPLICABLE OPERATIONAL TEST PERFORMED WITH NO FAILURE MSGS. ONCE THE CORRECTIVE MX ACTIONS WERE COMPLETED, THE ACFT WAS RETURNED INTO SERVICE.