What was found
THE AFT CARGO DOOR OPEN WARNING LIGHT ILLUMINATED DURING TAKEOFF ROLL. THE TAKEOFF WAS SAFELY ABORTED AT ABOUT 130 KTS AND THE AIRCRAFT EXITED THE RUNWAY WITHOUT INCIDENT. THE WARNING INDICATION EXTINGUISHED AS THE AIRCRAFT TURNED ONTO THE TAXIWAY. MAINTENANCE INSPECTED THE SECURITY OF THE DOOR AND PLACED THE SYSTEM ON MEL. LATER, THE AFT CARGO DOOR STRIKER PAD WAS READJUSTED AND THE MEL WAS REMOVED. THE AIRCRAFT RETURNED TO SERVICE.