As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL, RT ENGINE THRUST REVERSE AMBER LIGHT REMAINED ON AFTER FORWARD THRUST WAS SELECTED. THRUST LEVERS WERE ADVANCED AND CREW REJECTED TAKEOFF AT 30 KTS. PERFORMED HIGH ENERGY STOP INSPECTION IAW AMM 05-51-14. ADJUSTED LT CENTER THRUST REVERSER LOCK PROXIMITY SENSOR IAW FIM PROCEDURE 78-36 FAULT TREE 806 AND AMM 78-36-00. OPS CHECKS GOOD.