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Please be aware that if the headphone source is compressed Dolby E/AC3, the
output will be full scale. Adjust headphone volume controls accordingly.
6.8.2. Selecting the Source for the Headphone Monitoring
Headphone Monitor
HSRC
Channel 1 & 2
Channel 3 & 4
Channel 5 & 6
Channel 7 & 8
Channel 9 & 10
Channel 11 & 12
Channel 13 & 14
Channel 15 & 16
DMX Ch. 1 & 2
DMX Ch. 3 & 4
DMX Ch. 5 & 6
DMX Ch. 7 & 8
DMX Ch. 9 & 10
DMX Ch. 11 & 12
DMX Ch. 13 & 14
DMX Ch. 15 & 16
6.9.
UNDERSTANDING THE DOLBY ENCODER ON THIS PRODUCT
The 7721AE8-DEE-HD will derive the required timing from the input video to encode Dolby-E. An external
video reference input is not required, but can be used in substitution for the input video timing, or be used
to help with 720p Dolby-E frame phasing.
7721AE8-DEE-HD HD-SDI/SD-SDI Audio Embedder with Dolby Encoder
This selects the audio source for the headphone monitoring.
If the parameter is set to AES1 to AES8, then the headphone will
AES1
be monitoring the external discrete AES inputs.
AES2
AES3
If the parameter is set to DMX1 to DMX8, then the headphone
AES4
will be monitoring the incoming embedded audio.
AES5
AES6
AES7
AES8
DMX1
DMX2
DMX3
DMX4
DMX5
DMX6
DMX7
DMX8
Revision 1.2
7700 MultiFrame Manual
Page-29
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