EXFO FTB-7000 OTDR Series for FTB-500 - Manual (Page 153)

Analyzing Traces and Events
OTDR 139
Using Zoom Controls
To automatically zoom in on the selected event:
1. From the main window, select the Graph tab and press the Event
button.
2. From the events table, select the desired event.
3. Press to automatically adjust the zoom factor.
To apply the same zoom factor and marker positions to all traces
that are open:
From the main window, select the Graph tab and press
.
To revert to the complete graph view:
Press the
button.