What was found
DURING FLIGHT, LANDING GEAR WAS EXTENDED AND WHEN RETRACTED, RECEIVED A LANDING GEAR DISAGREE MESSAGE ON EICAS. MESSAGE EXTINGUISHED DROPPING BELOW 200KTS. AIRCRAFT LANDED NORMAL WITHOUT INCIDENT. PERFORMED LANDING GEAR DOWN OVERS EED INSPECTION IAW MM 05-50-06-200-801-1. NO DEFECTS NOTED. PERFORMED LANDING GEAR EXTENSION AND RETRACTION OPS CHECK IAW MM 32-32-00-700-801-A. OPS CHECKED GOOD. NO DEFECTS NOTED. OK FOR SERVICE.