As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN TAKEOFF POSITION WITH 1.7 EPR FIRE BELL CAME ON WITH NO FIRE LIGHT SILENCE BELL RETURNED TO GATE. REMOVED AND REPLACED NR 2 ENGINE FIRE WALL SENSOR P/N 1050-806-585, S/N 74200 AND NR 2 ENGINE FIRE LOOP. OPS CHECKED GOOD NORMAL PER MM 26-11-00. OPS CHECK GOOD.