Radyne QAM256 User Manual Page 141

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NMS-4000
Network Management System
P/N 2349-72712-01 Page 6-17
Table 6-7: IRD Audio Configuration Parameters
PARAMETER VALUES
IRD AUDIO 1 PARAMETERS
Audio Decoding Mode Selects the Audio Decoding Mode.
Available options: MPEG MUSICAM,
AC3PASSTROUGH.
Volume Audio1 Volume Control
Selects the volume level (gain/attenuation) for Audio1
Output digital and analog signals.
Available options:
from 58 dB (min) to +06 db (max) in 2 dB steps
analog values.
Digital values are shifted down by 06 dB (i.e., from 64
dB to 00 dB).
Output type Audio1 DACOutput Type
Selects the modulation type for the Audio 1 Digital to
Analog Converter (DAC).
Options available:
MONO MIXING:
Mixes left and right stereo channels signals for mono
output on both LEFT and RIGHT connectors.
STEREO (LEFT & RIGHT):
Standard stereo output on the respective
LEFT&RIGHT connectors.
BOTH RIGHT:
Outputs right channels on both LEFT and RIGHT
connectors.
BOUT LEFT:
Outputs left channels on both LEFT and RIGHT
connectors.
SWAP (Là, RàL):
Swaps outputs;
-Left channels on RIGHT connectors.
-Right channels on LEFT connectors.
Output mode Audio1 Output Control
This sub-menu is used to select the Audio1 mode of a
current program. The available options are:
Unmute: the current analog audio is heard on Audio1
channel.
Mute: Silences the analog audio signal in the Audio1
channel.
To restore the audio, select the Unmute option..
Available options: NOT OPERATING, UNMUTE (PLAY),
MUTE.
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