EXFO MaxTester 635 - Manual (Page 181)

Copper and VDSL2/ADSL2+ Multi-play Test Set 173
10 Frequency Tests
The purpose of the frequency tests is to perform VF
(voice frequency) and WB (wide band) level
measurements, calculate the reduction of signal
strength during transmission, measure the balance of
a circuit, count and detect the presence of load coils.
To access frequency tests:
From the Copper Main pane, highlight Frequency
Tests and press
to open the menu.
Frequency Tests Main Page
The Frequency Tests menu allows you to select and
run the displayed tests:

VF/AC Balance

WB Balance

WB Attenuation

Load Coils

Locator Tone

TX/RX Tone
To start/stop a test:
1. Press the up/down left/right arrow keys on the keypad to select the
desired test icon.
2. Press to confirm your selection.
3. The test will start automatically if the Setup/Application Settings - Test
Startup Mode is set to Auto. If not, press Start/Stop on the keypad.