25
Item
Default
Setting
Description
Group 1-4
Multiplex Enable
Enable
Disable
Enable
Enable
: Inserts audio channels.
Disable
: Inserts no audio channels.
Group 1-4
Multiplex Clock
Auto
Auto
Reference
Input Ch X/X
Input Ch X/X
Selects a reference clock for each audio
group that is used for SDI embedding.
Auto
: Uses a non-PCM audio if it is
included in an audio group for
embedding. If there are multiple
non-PCM audio channels in the group,
a clock of the channel pair with the
smallest numbers is selected.
Uses a clock synced with the output
video if all group channels are PCM.
Reference
: Uses a clock synced with the
output video (Synchronous output with
SRC).
CH 1/2-15/16
: Uses the selected input
channel pair clock. To asynchronously
output non-PCM audio, select a
channel pair.
4-2-11. Audio System
Selecting
Audio System
in the Audio Block diagram opens the following menu screen.
Item
Default
Setting
Description
Reference
Level
-20 dBFS
-18 dBFS
-20 dBFS
Selects the reference level for digital audio
signals.
Grade
Professional
Professional
Consumer
Selects an audio application.
Professional
: Optimized for professional
use.
Consumer
: Optimized for consumer use.
Resolution
24 bit
16 bit
20 bit
24 bit
Selects an audio word length.
Silence
Detection Time
2 sec
1 to 10 sec
Sets the duration to determine digital
audio signals are silent.
Silence
Detection
Level
-72 dBFS
-48 dBFS
-54 dBFS
-60 dBFS
-66 dBFS
-72 dBFS
Sets the audio level to determine audio
input signals are silent.
