What was found
AFTER T/O WHEN PLACING GEAR HANDLE TO OFF ALL 3 RED DISAGREE LIGHTS ILLUMINATED AND WE HEARD/FELT THAT EITHER A GEAR DOOR OR LANDING OR LANDING GEAR MOVED OUT OF THE RETRACTED POSITION. PUT THE HANDLE BACK UP AND LIGHTS WENT OUT. PUT IT BACK TO OFF FUNCTIONED NORMALLY. ALL BELOW 240 KTS<[01] PERFORMED MAIN LANDING GEAR AND NOSE LANDING GEAR OPERATIONAL TESTS IAW AMM 32-32-00. OPERATIONAL TESTS PASSED; NO DEFECTS NOTED.;[02] PERFORMED MAIN LANDING GEAR AND NOSE LANDING GEAR OPERATIONAL TESTS IAW AMM 32-32-00. OPERATIONAL TESTS PASSED; NO DEFECTS NOTED. AND AMM 32-33-00. REF L/P 2143027