EXFO VDSL2 - Manual (Page 112)

Wideband Tests
104 AXS-200/635
Receive Tone (RX)
Receive Tone (RX)
The wideband Receive Tone (RX) test
allows you to configure and measure
the level and frequency of incoming
signals.
Each parameter is described below.
³
Termination defines if the unit
uses normal test impedance
termination or high bridging
impedance when the cable is
active or terminated by other external equipment. For normal test
termination select TERMINATED, otherwise select BRIDGING.
³
Termination Impedance defines the impedance of the dummy load
connected to the line. Select either 100 Ohms or 135 Ohms.
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. Select other parameters as required.
5. Press to start/stop the test.
Test results are displayed on the screen as they are completed.