As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE FIRE LIGHT CAME ON DURING CRUISE FLIGHT. SECURED ENGINE. FIRED BOTH BOTTLES, FIRE LIGHT STAYED ON. DURING GROUND TAXI AMPLIFIER HEATED UP AND CAUSED A FALSE ENGINE FIRE ALARM. R & R AMPLIFIER AND TESTED SYSTEM. NO FURTHER DEFECTS.