EXFO FTB-635 Wideband Copper and DSL Test Module - Manual (Page 28)

Getting Started
20 FTB-635
Usual Tab Elements
Graph Controls
Button Description
Arrow enables cursor mode (move a vertical cursor to get
precise information about the plot along the x-axis).
Hand is used to pan around the graph.
Used to draw a zoom box to select an area on the graph.
Resets the graph to original size (full view).
Zoom in.
Zoom out.