As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF, POWER APPLICATION NR 1 REV UNLOCK LIGHT ILLUMINATED. REJECTED TAKE OFF AND RETURNED TO RAMP, WHEN POWER REDUCED, LIGHT WENT OUT. AC RELEASED FOR SERVICE IAW MEL/CDL 78-31-01 CATEGORY C. ENGINE NR 1 REV UNLK - INOPERATIVE. AFFECTED THRUST (1 OR 2) REVERSER DEACTIVATED.