As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT ( R ENG FIRE DETECT) AMBER MESSAGE ILLUMINATED AND REMAINED ON. TROUBLESHOT RT ENG- FIRE DETECT SYSTEM, FOUND ZONE 2 FIRE LOOP INOP. REMOVED AND REPLACED RT ENGINE ZONE 2 FIRE LOOP WITH (NEW) UNIT IAWMM 26-10-10 AND CMP'S 261102, 783010, 714202 AND 714204. PERFORMED OPERATIONAL TEST IAW G200 MM 26-10-20 AND G200 CMP 261005. OPS CHECK GOOD.