EXFO OTDR 2 - Manual (Page 112)

Analyzing Traces and Events
104 OTDR
Linear View

When you select an event or a fiber section in the events table or in the
graph, the linear view automatically scrolls to display the element.

You can also select a rounded square or an horizontal line and the
corresponding item will be selected in the events table or in the graph.

The linear view always displays the current trace.

A red triangle appears next to the event number to indicate that a
comment has been inserted manually. For more information, see
Events Tab on page 99.

The linear view cannot be displayed when the events table is empty.
Traces must have been analyzed before you can see them in the linear
view.

There are three display modes:

Split: You can switch between events information or fiber sections
by clicking on the tab button.