EXFO FTB-700 for FTB-1 - Manual (Page 225)

Analyzing Traces with the Bidirectional Analysis Application (Optional)
OTDR 217
Modifying the Alignment of Unidirectional Traces
To modify the alignment of A->B or B->A trace:
1. From the main window, select the Alignment tab.
2. Under Direction, select A->B or B->A.
3. Define the span event location by moving marker A along the trace
using one of the following methods:

Drag marker A to the desired span event location.

Use the left/right arrows from the keypad to move marker A.

Enter a distance value in the Position box, and press .

Use the single-arrow buttons to move marker A on the trace.

From the small table of events, press directly the row
corresponding to the existing event that you would like to
designate as a span event.
Note: Each of these elements may lead to the creation of a new event, except the
new location corresponds to an already existing event on the trace.