As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JUST PRIOR TO NR 1, ECAM FOR BRAKES HOT ILLUMINATED. ADVISED TOWER AND DELAYED TAKE OFF UNTIL BRAKE TEMPERATURE GAUGE READ 280C. TOOK ACTIVE AND CLEARED FOR TAKE OFF. AS POWER LEVERS WERE ADVANCED, ECAM SHOWED CONFIGURATION TEST INSTEAD OF NORMAL. ONE SECOND LATER MASTER CAUTION WITH ACCOMPANYING ECAM FOR BRAKE HOT. REJECTED TAKE OFF AT 40 KIAS. CLEARED RUNWAY. DELAYED TAKEOFF UNTIL TEMPERATURE READ 200C. REST OF FLIGHT UNEVENTFUL.