As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 FIRE DETECTOR CIRCUIT GROUND LIGHT ON C/B PANEL ILLUMINATED IN FLIGHT. DOES NOT ILLUMINATE ON GROUND. DEFERRED NR 1 FIRE WARNING GROUND FAULT DETECTOR SYS. PER MEL 26-9-1 DMI 16886 PLACARD INSTALLED. REPOSITIONED NR 1 ENG FIRE LOOP PER DHL B727 MM 26-11-012. OPS CHECKS GOOD PER MM 26-11-001. THIS CLEARS DMI 16886. PLACARD REMOVED. NO PARTS REMOVED.