As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"CHECK FIRE DETECT" WARNING LIGHT ILLUMINATED IN CRUISE AT 23000. NR 2 ENGINE FAULT A-LIGHT WAS ILLUMINATED ON FIRE PANEL. BOTH LIGHTS EXTINGUISHED AFTER ABOUT 15 SECONDS. NO FIRE. UNEVENTFUL LANDING. MX REPLACED FIRE DETECT CONTROL AMP IAW MM TASK 26-10-01-000-801 AND 26-10-01-400-801. ALSO REPLACED NR 2 ENGINE PEC FIRE LOOP IAW TASK 26-11-03-000-801 AND 26-11-03-400-801. OPS CHECK GOOD. NO FAULTS FOUND. AIRCRAFT RETURNED TO SERVICE.