Zooming In on a Graph

Press to enter zoom mode. Move the mouse to the top left corner of the area you want to zoom into, hold the left mouse button down, move to the bottom right corner of that area and release. After a moment the screen shows the zoomed view.

To zoom back out to the previous view, click the right mouse button once.

Notes

1. While you are marking out the zoom area, clicking the right mouse button once cancels the selection.

2. When you have finished zooming, press again to leave zoom mode, or press to return the graph to the present time.

   To change the Y axis scale of the graph, use View > View Setup or .