EXFO FTB-7000 OTDR Series for FTB-500 - Manual (Page 154)

Analyzing Traces and Events
140 OTDR
Setting Trace Display Parameters
Setting Trace Display Parameters
You can set display preferences such as:
³
the grid: You can display or hide the grid appearing on the graph’s
background. By default, the grid is displayed.
³
the graph background: You can display the graph with a black (invert
color feature) or a white background. By default, the background is
white.
Note: The application always prints graphs with a white background in the
reports.
³
the zoom window: The zoom window shows you which portion of the
graph is being magnified.
Zoom
window
Grid