As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BRAKE RIGHT AND LEFT FAULT MESSAGES ANNUNCIATED SHORTLY AFTER GEAR RETRACTION, LIGHT STAYED ON FOR DURATION OF FLIGHT. FOLLOWED QRH AND DECLARED AN EMERGENCY WITH ATC. FLIGHT LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE MAIN BRAKE CONTROL MODULE ONE.