As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE WE RECEIVED AN EICAS MESSAGE PRKG BRK NOT RELEASED. WE PERFORMED THE QRH PROCEDURE AND THE MESSAGED REMAINED. IT CAME ON AND OF DURING THE REMAINDER OF THE FLIGHT. AFTER LANDING AND DOING TAXI EMER BRK FAULT APPEARED ON EICAS. REMOVED AND REPLACED EMERGENCY/PARKING BRAKE PRESSURE SWITCH IAW AMM 32-44-09. OPS CHECK GOOD. NO EMER BRK FAULT DISPLAYED ON EICAS.