EXFO VDSL2 - Manual (Page 115)

Wideband Tests
Copper, VDSL2, ADSL2+, and IP Triple-Play Test Set 107
PSD Noise
To start/stop the test:
1. Press the up/down arrow keys to highlight the desired test parameter.
2. Press to open the list.
3. Press the up/down arrow keys to highlight the desired value, then press
to select it.
4. Press to start/stop the test.