JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. To Make a Previously Defined ACS the Active ACS Drawing > Drawing Aids > ACS dialog launcher The Auxiliary Coordinates dialog opens. Do one of the following: In the list box, double-click the ACS. orIn the list box, right-click the ACS and select Set Active from the pop-up menu. Parent topic: Activating Auxiliary Coordinate Systems (Without Using AccuDraw)