Precautions None Example In the following example, we will switch to scene 0. retries_recv := 2; timeout_recv := 4; scene_no := 0; fhsample_chgscn fh_socket, retries_recv, timeout_recv, scene_no, err_no; 42 -1601 ERROR:fhsample chgscn():No _ Connection:-1601 Calling in the unconnected state -1800 ERROR:fhsample chgscn():Scene Change _ Failed:-1800 Response NG