AJA FS1 - Manual (Page 84)

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Save AFV Settings for Video Input (4.6 AFV Memory)—Selecting a video input and then
clicking on the Save AFV Settings... button saves the current audio settings and
adjustments to source-memory for that video input.
Audio Out Level (20.1)—Enables or disables individual audio output level adjustment
of the eight FS1 audio output channels.
Audio Out Phase (21.0)—Enables or disables individual audio phase adjustment of the
eight FS1 audio output channels.
Source (Audio Input 2.2)—Defines the input audio source selection for the FS1.
Multiple input sources may be present at all the connectors on the FS1 rear panel,
but the active input source routed through the FS1 will be the one selected here.
This same control is also present in the Audio and Video I/O screen.
Note: If either Stereo Map or Channel Map are selected, then controls will appear
allowing you to map input sources as desired for each of the eight channels or pairs of
channels (stereo).
Sample Rate Convert (4.4)
This setting should be left ON unless both of the following are true:
1. You want to pass digital encoded audio from either embedded or AES into embedded
and/or AES out.
Unity (default)
Adjust
Disable audio output level adjustments.
Enable audio output level adjustments for the eight audio channels. When set to Adjust,
controls are provided for adjusting the eight channels ± 18dB in steps of 0.5 dB
Normal (default)
Adjust
Disable audio phase adjustments.
Enable audio phase adjustments for the eight audio channels. When set to Adjust, controls
are provided for setting each of the eight channels to normal phase or inverted phase.
Stereo Map
Channel Map
Embed SDI 1
Embed SDI 2
AES unbal (Default)
Analog
For the 8 channels of embedded audio out, select stereo inputs according to
Audio Map parameters 2.21 through 2.24. Any channel pair (4 pair total) can be
mapped to 16 different choices.
For the 8 channels of embedded audio out, select and map inputs according to
Audio Map parameters 2.11 through 2.18. Any of the 16 embedded channels can
be mapped to one of the 48 possible choices.
Use the embedded audio from the SDI 1 connector as the input source
Use the embedded audio from the SDI 2 connector as the input source
Select the AES/EBU digital audio connectors (8-ch) as the audio input source
Select the Analog audio connector (DB25, 8-ch) as the audio input source
ON (default)
OFF
Normal operation. The FS1 performs audio sample rate conversion and keeps the video and
audio synchronized.
The FS1 does not sample rate convert the audio, leaving embedded audio as-is, useful for
Dolby
® 5.1 embedded audio and other applications.