AAV-HD-DMUX(-R)/ AAV-SD-DMUX(-R)
Rev. 1
5
Operation
Figure 8: LED overview
(Text not printed on the front panel). Each module has 4 LED’s. The colors of each of the
LED’s have different meanings as shown in the tables below.
Card status
Input status
Group 1&2
status
Group 3&4
status
AAV-HD-XMUX
5.1
Front panel LEDs
Diode \ state
Red LED
Orange LED
Green LED
No light
Card status
PTC fuse has
been triggered
or FPGA
programming
has failed
Module has not
been
programmed
Module is OK
Module has no
power
SDI input status
Video signal
absent.
Electrical video
signal present
Optical video
signal Present
Module has not
been
programmed
Embedded
group 1&2
status:
Group 1 & 2 not
present
Either group 1
or 2 present
Both group 1 &
2 present
Module has not
been
programmed
Embedded
group 3&4
status:
Group 3 & 4 not
present
Either group 3
or 4 present
Both group 3 &
4 present
Module has not
been
programmed
5.2
GPI alarms
Only three alarms are present on the 8P8C Jack connector as four of the pins are used for the
RS422 data port.
The three alarms are:
−
Power present (negative logic)
−
Video signal lost
−
Laser failure
An active alarm condition means that the transistor is conducting.
The power present alarm should always be active during normal operation.
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