As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BRAKE 50% DEGRADED AMBER CAS MESSAGE CAME ON AFTER LANDING. SYNOPTIC SHOWED BOTH INBOARD BRAKES AT ZERO PRESSURE. REMOVED BRAKE CONTROL UNIT AND INSTALLED INSPECTED BRAKE CONTROL UNIT. PERFORMED RIG AND OPS CHECK WITH NO DEFECTS NOTED IAW AMM 32-41-45.