As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELEC GEN OFF R2 ADVISORY R2 ENGINE DRIVEN GENERATOR IS OFFLINE. FIM 31-90-F8-01A-421B-A CMC MSG 2416693. RIGHT 1 GENERATOR CONTROL UNIT GENERATOR CONTROL UNIT REPLACED REF AMM DMC-B787-A-24-22-02-01A-720A-A UPTO SECTION D SUB SECTION 5. OPS CHECKED GOOD