As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT THE RIGHT CONVERTED FAILED IN FLIGHT. THE CREW ATTEMPTED TO RESET PER THE QRH BUT UNIT FAILED TO RESET. THE MAINTENANCE VENDOR TROUBLE SHOT AND DETERMINED THAT THE RIGHT ENGINE CONVERTER HAD FAILED. THE UNIT WAS REMOVED AND REPLACED WITH A REPAIRED CONVERTER.