What was found
DURING TAKEOFF, LANDING GEAR HANDLE WOULD NOT MOVE TO THE UP POSITION. PRESSED THE DN LCK REL BUTTON, WHICH RELEASED THE GEAR HANDLE TO THE UP POSITION, THEN RECEIVED A GEAR DISAGREE WARNING MESSAGE AND WOW INPUT CAUTION MESSAGE NW STEERING INOP CAUTION MESSAGE AND PROX SYS 1 FAULT STATUS MESSAGE. COMPLIED WITH QRH PROCEDURE AND THEN RETURNED TO AIRPORT AND LANDED UNEVENTFULLY. (FLIGHT 4937 FILED OPEN) PLEASE REFERENCE AML 1261212 PLEASE REFERENCE AML 1261214 PLEASE REFERENCE AML 1261218