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Cisco D9865 Satellite Receiver Software Version 2.20 Installation and Configuration Guide
OL-31085-01
Chapter 4 Setup and Monitoring via On-Screen Display
Setup Menu
The following displays the transport and audio default C/N Margin relationships:
Figure 4-2 Transport Default C/N Margin Relationship
DVB-S/DVB-S
2 Audio Mute
5.0 to 20.0 dB This is used to set the Audio channel
Cutoff and Restore C/N margin values
(limits) to mute audio when the signal
quality is severely degraded when using
DVB-S or DVB-S2 modulation.
The Cut Off is the lower limit for the
audio C/N margin setting. Audio will be
muted when the C/N margin is below the
Cutoff setting for a nominal delay of 4
seconds. The delay is between the time
the condition is first detected and the time
the transport is muted.
0.0
DVB-S/DVB-S
2 Audio
Restore
5.0 to 20.0 dB This is used to set the Audio channel
Cutoff and Restore C/N margin values
(limits) to mute audio when the signal
quality is severely degraded when using
DVB-S or DVB-S2 modulation.
The Restore is the upper limit for the
audio C/N margin setting. Audio will be
un-muted (e.g., restored) when the C/N
margin rises above the Restore setting for
a nominal delay of 8 seconds. The delay
is between the time the condition is first
detected and the time the transport is
restored.
0.1
Selection Options Description Default
Transport Mute
Transport Restore
0.1
0.0
Transport Muted
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