As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FIELD OFF LT ON AFT PANEL FOR THE RT ENG ILLUM. FOUND CB OPEN CB1, REPLACED GENERATION CONTROL UNIT RT ENGINE, RAN ENGINES FOR GENERATOR CHECK VOLT FREQ AND ACP DRIVE DISCONNECT IDG GOOD. RECONNECT IDG AND RESTORED RT ENGINE ELECTRICAL SYS.