As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: MAINTENANCE FOUND DURING ETOPS CHECK, RED LOWER FUSELAGE BEACON INOPERATIVE. REMOVED LOWER BEACON FOUND CONNECTOR BURNT/DAMAGED. MAINTENANCE REMOVED AND REPLACED LOWER BEACON POWER SUPPLY IAW AMM 33-44-02. BEACON OPS CHECKS NORMAL.