What was found
SUPPLEMENT CORRECTION TO SDR C2XA10CL141. USED INCORRECT NUMBER. IAD FLT 5953 THE CREW REPORTED A LANDING GEAR LEVER DISAGREE WARNING ON THE EICAS AFTER GEAR RETRACTION. CYCLED THE GEAR AND THE MESSAGE RETURNED. THE AIRCRAFT RETURNED AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND PERFORMED GEAR OPERATIONAL CHECKS AND COULD NOT DUPLICATE THE PROBLEM BUT CHANGED THE RT GEAR UPLOCK BOX AND PROXIMITY SWITCHES FOR PRECAUTIONARY REASONS. OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RELEASED FOR SERVICE.