As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NORMAL BEFORE T/O CHCK LIST, CLEARED FOR T/O RWY 77C DFW PASSING 40 KIAS GOT RED ECAM PARKING BRAKE SET. ABORTED T/O. PARKING BRAKE HANDLE CHECKED STOWED, BUT MOVED FURTHER DOWN 1/8 INCH /- NO DRAGGING BRAKI NG FELT ON INITIAL ROLL . HOWEVER CLEAR OF RWY BRAKES 4/7/8 WENT UP TO 330 (NR 3 STAYED AT 65) BRAKES 1/2/ 5/6 UP TO <100. RR'D BRAKE SYSTEM CONTROL UNIT PER AMM 32-42-72-4. PREMATURE REMOVAL/INSTALLATION OFF MFG C20101610-003.