What was found
IAD/RDU - FLT 6435 - DURING APPROACH AT 2150 HOURS ON 8-10-97, MADE A SCHEDULED LANDING WITH ONE DISCREPANCY WHICH WAS NOSE GEAR DOWNLOCK INDICATOR INOPERABLE. AIRCRAFT WENT TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED LIGHT BULB IN DOWNLOCK INDICATOR, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (X)