User`s manual

3. Getting started
Barco – Hydra Compact – R5976568 – Revision 14 – September-2007
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3-12
HD-SDI video input card
On the HD-SDI video input card there are four BNC connectors; two connectors are to insert the HD-SDI video
signals and two connectors are to loop through the signals to another monitor. Furthermore there is a 8 pin RJ45
GPIO connector that enables to have three tallies per video and two green LED’s.
Standards
The HD-SDI video input card supports the SMPTE 292M standard.
1 green LED path B
2 RJ45 GPIO connector 8 pin
3 green LED path A
4 loop-through HD-SDI channel B
5 HD-SDI input channel B
6 loop-through HD-SDI channel A
7 HD-SDI input channel A
Figure 3-9
Connectors of HD-SDI video input card
All unused outputs of the HD-SDI video input card ([4] and [6]) should be terminated with a
75 Ohm BNC terminator!
Maximum number of HD-SDI video input cards
The maximum amount of HD-SDI video input cards that can be used in one H
YDRA COMPACT depends on the operat-
ing mode of the power supply:
• Hydra Compact without redundant usage of the power supply:
max. 8 HD-SDI video input cards
• Hydra Compact with redundant usage of the power supply:
max. 4 HD-SDI video input cards