What was found
FLIGHT 7539 IAD-DAY, LANDING GEAR SELECTED DOWN WITH NO GREEN LIGHT INDICATION ON NOSE WHEEL. LANDING GEAR WAS CYCLED AS PER QRH AND LIGHT REMAINED OUT. NOSE GEAR LIGHT THEN CAME ON WHILE IN HOLDING PATTERN.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 7539 IAD-DAY, LANDING GEAR SELECTED DOWN WITH NO GREEN LIGHT INDICATION ON NOSE WHEEL. LANDING GEAR WAS CYCLED AS PER QRH AND LIGHT REMAINED OUT. NOSE GEAR LIGHT THEN CAME ON WHILE IN HOLDING PATTERN.