7700 MultiFrame Manual
7707VT-4-HS Quad SD/Dual HD-SDI Fiber Transmitter
Page -
12
Revision
1.4
4.2.1. Display of Warning Status Indications
The top level, default display indicates overall card status and warnings:
OK
Card is functioning properly
LASR…ERR
Laser Error Warning – Flashing indication alternates between
LASR
and
ERR
.
Pressing the pushbutton from this default display will allow the user to select from
STAT
(status) and
CTRL
(control) menu items.
4.2.2. Displaying the Video Standard
The 7707VT-4-HS detects the video standard of the signals present at its inputs. To display the video
standard, select the
STAT
menu item in menu level 1, then use the toggle switch to display the desired
video channel (from
VID1
to
VID4
) and press the pushbutton to select it. Use the toggle switch to
display the
STD
option and use the pushbutton to select it. For the sake of brevity, only the description for
Video Input 1 (VID1) will be provided. The video standard will be displayed from the list below:
1080i/60
1080i/59.94
1080i/50
1035i/60
1035i/59.94
1080i/48
1080i/47.96
720p/60
720p/59.94
N270
P270
SDTI-N270
SDTI-P270
LOS
(Loss of Signal)
STAT
VID1
STD
Standard
LOS
Standard:
One of the above mentioned video standards will be listed.
LOS
Loss of Signal – A valid output is not present.
4.2.3. Displaying the Equalization Strength
The 7707VT-4-HS performs automatic cable equalization to compensate for up to 100m of Belden 1694
(or equivalent) cable at 1.485Gb/s or 250m at 270Mb/s. To display the applied equalization, select the
STAT
menu item in menu level 1, then use the toggle switch to display the desired video channel (from
VID1
to
VID4
) and press the pushbutton to select it. Use the toggle switch to display the
EQ
option and
use the pushbutton to select it. For the sake of brevity, only the description for Video Input 1 (VID1) will be
provided.
STAT
VID1
EQ
0% to 100%
Applied equalization is indicated as follows:
0% to 100%
Indicates applied equalization in percentage of maximum
available equalization strength. A very weak or
disconnected input signal will indicate
100%
equalization.