EXFO FTB-7000 OTDR Series for FTB-500 - Manual (Page 196)

Analyzing Traces and Events
182 OTDR
Opening Trace Files
To open a trace file:
1. From the button bar, press Open.
2. From the list, select the desired file (ensure that it becomes
highlighted).
Note: You can select the Show Preview box to display an overview of the trace(s)
to ensure you will open the appropriate file.
Note: You can load several files at the same time by selecting the Allow Multiple
Selection box before choosing the files from the list (all the selected files
will become highlighted).
3. Press OK.