As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAT - SERVICE DOOR LIGHT ILLUMINATED DURING TAKEOFF ROLL. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE FOUND AVIONICS BAY DOOR UNLATCHED. INSPECTED AND RESECURED AVIONICS BAY DOOR. WARNING SYSTEM OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. (X)