Grass Valley ADX-1881 - Manual (Page 10)

ADX-1881 HD/SD 8 AES Disembedder
Guide to Installation and Operation
Page 10 of 12 ADX-1881
The delay drop down menu allows the user to add delay to
the extracted time code while translated to LTC. The delay
is selectable from none to 3 frames.
The Status tab shows the detection of input embedded
time code, RS-422, GPI 1 and GPI 2 signals. When
present, the status icons turn to green.
The RS-422 tab allows the user to choose whether to
disembed Dolby RS-422 data from the HANC (select
Serial from the pulldown list) or from the VANC (select
Metadata from the pulldown list). When Metadata is
selected, the Metadata Line pulldown becomes active,
allowing the line containing the data to disembed to be
selected (range 9-20)
Test
The Test menu allows the user to enable test signals on
the AES and LTC outputs for troubleshooting purposes.
Factory
Clicking the Load Factory button will restore all of the
adjustable parameters to a factory-preset state. Those
preset settings are indicated by an underline in the ADX-
1881 menus on pages 4 and 5 of this manual.
Info
The Info tab provides information about the ADX-1881,
and provides some data entry fields.
Label and Short label: type a label and a short label for
this device in the appropriate data entry boxes.
Source ID: enter the source ID
The Details button gives additional information about the
device. The manufacturing process, firmware version,
service version and panel version can be found there.
Enables a test tone (1 KHz,
R-steady, L-pulsed, at-18
dBFS) in each of the eight
AES outputs individually
Enables an output LTC test
loop (10 second loop starting
at 23:59:00:00)