What was found
PILOT REPORTED THAT ON INITIAL GEAR EXTENTION NLG GREEN LIGHT DID NOT ILLUMINATE, RECYCLED GEAR AND DID NOT GET GREEN NLG LIGHT (RED UNSAFE LIGHT WAS OUT). ON SUBSEQUENT APPROACH, GEAR WAS LOWERED AND NLG GREEN LIGHT DID NOT ILLUMINATE. VISUALLY CHECKED AND VERIFIED NOSE GEAR. REPLACED LANDING GEAR ANNUNCIATOR PANEL. OPS CHECK OK.