What was found
ORD - FLT 1487 - DURING APPROACH ORD, NOSE GEAR LIGHT DID NOT ILLUMINATE WITH GEAR DOWN. LANDING GEAR CYCLED AND LIGHT ILLUMINATED NORMALLY WITH GEAR SELECTOR IN THE DOWN POSITION. LANDED ORD WITHOUT INCIDENT. REPLACED GEAR POSITION INDICATOR. SYSTEM GROUND CHECKED, NORMAL OPERATION. (X)