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V1682OPMA.doc
17 February, 2005
For information on input selection see Sec. 4.2.
7.5 E
MBEDDED
G
ROUPS
It maybe useful to know which audio groups are present on the incoming SDI input. This
information may be found in the
STATUS > I/P Grps
menu. Occupied groups are shown by the
group number being displayed, as shown in the table below.
I/P groups
Display
none
None
1
1 - - -
2 & 4
- 2 - 4
7.6 D
E
-M
ULTIPLEXER
S
TATUS
The status of the audio de-multiplexer can be found in
STATUS > DMX Aud
, which reports the
presence, and resolution (20 or 24 bit) of audio being de-multiplexed. The status reported is that of
the input group selected in the
AUDIO > Aud I/P
menu, if a non-embedded audio input is selected,
the status of group 1 will be reported.
The status displayed will be one of the following three :
Display Meaning
No DMX
No usable audio detected on selected group
DMX 20bt
20 bit audio being de-muxed from selected group
DMX 24bt
24 bit audio being de-muxed from selected group
7.7 M
ULTIPLEXER
S
TATUS
The status of the audio multiplexer is available under
STATUS > Mux Grp
. This indicates whether
or not audio is being embedded as selected in the
AUDIO
menu. This status will either report
MUX
OK
if all is well, or
MUX over
if the unit has been instructed to overwrite an existing group without
first blanking the ancillary data space.
For further information on ancillary blanking, see Sec. 6.3.
7.8 GPI
S
TATUS
Although GPIs are currently unused on the V1682, this status indicates the levels of the 3 GPI
inputs to the unit (an up arrow indicating that the input is held high).
7.9 F
IRMWARE
V
ERSIONS
There are four separate items of software/firmware in the V1682 and they all have separate version
numbers. These can be read on the following read only menus:
STATUS
Softver
0.00.00
The operating code
STATUS
DSPver
0.00.00
The Audio DSP code
STATUS
Audiover
0.00.00
The Audio FPGA data
