EXFO IQS-12004B DWDM Passive Component Test System for IQS-500 - Manual (Page 109)

Interpreting the DWDM Passive Component Test System Results
DWDM Passive Component Test System 97
Viewing the Results Graph
Viewing the Results Graph
When you click Show Graph from the View Results window, the following
window appears.
To enlarge or reduce the desired area with the zoom icon:
1. Place the cursor over the zoom icon. The cursor changes.
2. Drag and drop the zoom icon to the center of the area to enlarge.
3. Double-click the zoom icon with the left button to zoom in or with the
right button to zoom out.
The graph displays the IL, PDL, and ORL measurements. You can
independently select the types of measurement you want to view by
checking the appropriate boxes in the Display box. In figure shown above,
only the IL measurement is displayed.
Note: IL and ORL are displayed using the same scale, and PDL is displayed on a
separate scale. In order to obtain a bandpass orientation, IL is displayed as
a negative value. In order to use the same scale, ORL is also displayed as a
negative value.
Zoom
icon