EXFO VDSL2 - Manual (Page 150)

Wideband Tests
142 AXS-200/635i
Data Rate Prediction
Attenuation
The Attenuation tab displays the
wideband attenuation test results in
graphical form.
The list and buttons on the tab are
described below:
³
(Zoom function List) allows you to
select the desired zoom function:
Horizontal Zoom or Vertical
Zoom. The selected function is
displayed in the box.
³
Zoom In allows you to increase the level of zoom for the selected
zoom function.
³
Zoom Out allows you to reduce the level of zoom for the selected
zoom function.
To zoom in/out:
1. Press
to display a list of zoom functions.
2. Press the up/down arrow key to highlight the desired zoom function.
3. Press to select the zoom function.
4. Use the left/right arrow key to highlight the Zoom In or Zoom Out
button as required, then press .
5. The graphical display zooms in or out accordingly. Press
repeatedly to continue zooming.
To move the screen pointer:
Press the left/right arrow key to move the screen pointer. The pointer value
updates dynamically.