Audio Settings - Cisco TelePresence SX20 Administrator's Manual

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Audio settings

Audio Input HDMI [1] Mode
If you are connecting a Cisco camera with an integrated microphone to the codec's HDMI input,
you can enable/disable audio input on the port; if you are using any other camera, the audio
input will be disabled regardless of this setting.
If you are going to use the integrated microphone, this setting must be On (default value).
Whenever you are connecting a Cisco Table Microphone 20 to any of the codec's external
microphone inputs, the integrated microphone will be disabled regardless of this setting.
Requires user role: ADMIN
Value space: <Off/On>
Off: Disable audio on the HDMI input.
On: Enable audio on the HDMI input.
Audio Input HDMI 1 Mode: On
Example:
Audio Input Line [1] VideoAssociation VideoInputSource
It is possible to associate an audio source with a video source, and further to determine
whether to play or mute audio depending on whether the video source is presented or not. By
default, audio is not muted.
Use the Audio Input Line [n] VideoAssociation VideoInputSource setting to define which video
source to associate the audio source with. Use the Audio Input Line [n] VideoAssociation
MuteOnInactiveVideo setting to define whether to play or mute audio when not presenting the
video source.
Requires user role: ADMIN
Value space: <1/2>
Range: Select one of the video input sources.
Audio Input Line 1 VideoAssociation VideoInputSource: 2
Example:
D14908.10 SX20 Administrator Guide TC7.3, JULY 2015.
Introduction Web interface System settings System settings
Audio Input Line [1] VideoAssociation MuteOnInactiveVideo
It is possible to associate an audio source with a video source, and further to determine
whether to play or mute audio depending on whether the video source is presented or not. By
default, audio is not muted.
Use the Audio Input Line [n] VideoAssociation VideoInputSource setting to define which video
source to associate the audio source with. Use the Audio Input Line [n] VideoAssociation
MuteOnInactiveVideo setting to define whether to play or mute audio when not presenting the
video source.
Requires user role: ADMIN
Value space: <Off/On>
Off: The audio source is not associated with a video source. The audio will be played locally
and to far end regardless of whether the video source is presented.
On: The audio source is associated with a video source. The audio will be played (locally and
to far end) when the associated video source is presented. The audio will be muted when
the video source is not presented.
Audio Input Line 1 VideoAssociation MuteOnInactiveVideo: Off
Example:
Audio Input Microphone [1..2] EchoControl Mode
The echo canceller continuously adjusts itself to the audio characteristics of the room and
compensate for any changes it detects in the audio environment. If the changes in the audio
conditions are very significant the echo canceller may take a second or two to re-adjust.
Requires user role: ADMIN
Value space: <Off/On>
Off: Echo Control should be switched Off if external echo cancellation or playback
equipment is used.
On: Echo Control is normally set to On to prevent the far end from hearing their own audio.
Once selected, echo cancellation is active at all times.
Audio Input Microphone 1 EchoControl Mode: On
Example:
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