Frs-hd rev. g – Nevion FSR-HD User Manual

Page 27

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FRS-HD

Rev. G


nevion.com | 27

we're in generator mode (lost both
physical inputs) and both physical inputs
reappear at more or less the same time,
which physical input will be chosen is
unpredictable. This again due to having
one reclocker only and having to hunt for
a valid input in the background while the
generator is still selected.

cho

1

pri <k> |
pri <k> <l>

pos man <k> |
pos auto

cho 1 pri 0
cho 1 pri 0 1

cho 1 pos man 1

size 3 pri k,l auto

size 3 pri k,l man m

Video fallback setting
Second video change-over. This cho is a
slave of cho 0, in the sense that it has no
latch, t1, t2 or rule settings of its own. It
has a generator input that must be set up
separately and that allows a switch to an
internal video generator.
0 = from cho 0
1 = from video generator, vgen 0
2 = kill

Note: manual mode is the same as
automatic mode with a priority list with
only one priority level.

cho

2-
11

pri <k> |
pri <k> <l>

cho 2 pri 1
cho 5 pri 0 2

size 4 pri k,l

Audio fallback setting
Audio change-over blocks, one cho per
audio output from the audio matrix, mtx
0. No other settings but the priority list.
0 = from audio matrix
1 = sine
2 = black
3 = kill
Note: Only generators (pri 1, 2 or 3) are
allowed to be set as first and only
priority.

cho

12

pri <k> |
pri <k> <l>

cho 12 pri 1
cho 12 pri 0 2

size 4 pri k,l

Audio common fallback setting
A short-cut to set change-overs 2-11 all
at once. Will of course not report
anything in info, that's left to the
individual cho blocks.

cho

13

pos man <k>

cho 13 pos man 0
cho 13 pos man 1

size 2 man k

AES output select
This cho has only manual mode and
works as a simple 2:1 switch.
0: AES is selected
1: Embedded UART is selected

cho

14

pos man <k>

cho 14 pos man 0
cho 14 pos man 1

size 2 man k

EDH insert select
This cho has only manual mode and
works as a simple 2:1 switch.
0: EDH off
1: EDH on

cho

15

pos man <k>

cho 15 pos man 0
cho 15 pos man 1

size 2 man k

SDO 0 output select
This cho has only manual mode and
works as a simple 2:1 switch.
0: Through mode (re-clocked only)
1: Processed mode (SDI from FPGA

cho

16

pos man <k>

cho 16 pos man 0
cho 16 pos man 1

size 2 man k

SDO 1 output select
This cho has only manual mode and
works as a simple 2:1 switch.
0: Through mode (re-clocked only)
1: Processed mode (SDI from FPGA

cho

17

pos man <k>

cho 17 pos man 0
cho 17 pos man 1

size 2 man k

Audio embedding enable
This cho has only manual mode and
works as a simple 2:1 switch.
0: embedding off (Audio embedded on

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