Configuring The Echo Canceller - RADVision Scopia XT5000 Administrator's Manual

3. From the web interface only, select Save.
4. (Optional) If you selected Analog associated with DVI as the Audio selection (see

Configuring the Echo Canceller

About this task
If your Scopia XT Endpoint for IP Office works with an external microphone system that does not contain
echo cancellation, perform this procedure to cancel echo.
Administrator Guide for Scopia XT5000 Endpoint with Embedded
Server for IP Office Version 3.2
Field Name
Type In a standalone microphone, power and audio can be supplied over
the same wires; power is drawn from an external source but without a
separate power supply. This is called phantom power.
A built-in microphone, such as in a computer or the Scopia XT
Executive, does not need phantom power since it gets power from
the device itself, using the computer as its external power source, for
example.
When configuring these settings, verify the audio equipment
connection method: a balanced line reduces external noise
interference and allows to use very long cables.
Choose one of these settings:
• Line - Select this option for an analog audio input without
• Microphone - Select this option if the analog audio is coming
Mode You can configure this field if you selected the Line setting. Choose
one of these options:
• Stereo - The input is an L/R stereo unbalanced line without
• Mono - The input is a mono balanced line without phantom
22: Configuring analog audio connections
as described below.
The remote endpoint hears the computer's audio.
a. Access the DVI settings as follows:
• From the endpoint's main menu, select Configure > Advanced > I/O
Connections > Cameras > DVI.
• From the XT Endpoint web interface, select Administrator Settings > I/O
Connections > Cameras > DVI.
b. Verify that Enabled is set to Yes.
Description
phantom power. Then set the Mode field to Stereo or Mono
input (see below).
from an analog balanced microphone that is using phantom
power.
phantom power.
power.
on page 76), verify the DVI video input is enabled
Table
Initial Configuration | 77