Which parameter is the tool changing position of Fanuc system?

Parameter is well 1240. The parameter of tool changing position in Fanuc system is well 1240. This parameter represents the coordinate of the Z-axis tool changing position of the tool magazine of the machine tool, that is, the coordinate value of the second reference point in the mechanical coordinate system. When the tool change operation is performed, it will run to this position, and the machine tool will be moved to the tool change point through the specific command G90G30Z0.