What was found
RED NOSE GEAR UNSAFE LIGHT ILLUMINATED DURING DESCENT. THROTTLE IDLE, FLAPS 15, GEAR UP. PERFORM PQRH CHECKLIST RED GEAR LIGHT WITH HANDLE GEAR UP, PG 32.9. PERFORMED INSPECTION ON NLG POSITION WARNING SYS IAW AMM 32-60-04-2-0, AMM 32-60-00-1-0, AMM 32-60-05-2-0 & AMM 32-60-01-2-0. NO DEFECTS NOTED AT THIS TIME.