D15329.08 SX20 Administrator Guide CE9.2, NOVEMBER 2017.   www.cisco.com — Copyright © 2017 Cisco Systems, Inc. All rights reserved. 
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Cisco TelePresence SX20 Quick Set  Administrator Guide
Audio settings
Audio DefaultVolume
Define the default volume for the speakers. The volume is set to this value when you switch 
on or restart the video system. Use the Touch controller or remote control to change the 
volume while the video system is running. You may also use API commands (xCommand 
Audio Volume) to change the volume while the video system is running, and to reset to 
default value.
Requires user role: ADMIN, INTEGRATOR, USER
Default value: 50
Value space: Integer (0..100)
Select a value between 1 and 100. This corresponds to the dB range from -34.5 dB to 
15 dB, in steps of 0.5 dB. If set to 0 the audio is switched off.
Audio Microphones Mute Enabled
Define the microphone mute behaviour on the video system.
Requires user role: ADMIN, INTEGRATOR
Default value: True
Value space: True/InCallOnly
True: Muting of audio is always available.
InCallOnly: Muting of audio is only available when the device is in a call. When Idle it is 
not possible to mute the microphone. This is useful when an external telephone service/
audio system is connected via the codec and is to be available when the codec is not 
in a call. When set to InCallOnly this will prevent the audio-system from being muted by 
mistake.
Audio SoundsAndAlerts RingTone
Define which ringtone to use for incoming calls.
Requires user role: ADMIN, INTEGRATOR, USER
Default value: Sunrise
Value space: Sunrise/Mischief/Ripples/Reflections/Vibes/Delight/Evolve/Playful/Ascent/
Calculation/Mellow/Ringer
Select a ringtone from the list.
Audio SoundsAndAlerts RingVolume
Define the ring volume for incoming calls.
Requires user role: ADMIN, INTEGRATOR, USER
Default value: 50
Value space: Integer (0..100)
The value goes in steps of 5 from 0 to 100 (from -34.5 dB to 15 dB). Volume 0 = Off.
Audio Input Line [1] VideoAssociation MuteOnInactiveVideo
The audio source can be associated with a video source on the video input connector, and 
you can determine whether to play or mute audio depending on whether the video source is 
presented or not.
Requires user role: ADMIN, INTEGRATOR
Default value: On
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.