IBM 6400 Series User Manual page 106

Chapter 3
Media Profiler
Zoom
You can use the zoom selection box to set the zoom factor. See Figure 85.
You can enter a zoom factor or select a predefined zoom factor. The valid
range is 5% to 400%.
If you have a mouse with a scroll wheel, the wheel can be used to zoom in
and out. The zoom factor in the zoom selection box will update to reflect the
current zoom factor.
You can zoom to display the entire graph in on window and determine the
maximum and minimum sample values using the crosshair.
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Zoom Selection Box
Figure 85. Zooming